Skema Rangkaian Elektronika-Circuit-Wiring Diagram

RANGKAIAN 7805 REGULATOR

2011-06-01T14:48:00.000-07:00

7805 REGULATOR IC 7805 REGULATOR Schematic If you'd like to build a little electrical power provide +5 V, the 7805 regulator is a superb selection, specifically for experiments with digital circuits since the type of IC is commonly available in the market. This IC attributes over-heating safety, stops supplying present-day in case of extra heat. This circuit can offer +5 V output at about

Loop Control Automatic Reversing Circuit

2010-10-30T09:30:00.000-07:00

Loop Control Automatic Reversing CircuitAutomatic Reversing Loop Circuit - Notes* It is not the purpose of this page to provide a detailed explanation of the IC's used by this circuit. If you want more information on this subject please refer to the Flip-Flop Made With A LM556 Timer Chip page in the miscellaneous circuits section of this site and also the Visible Light Photo Detector Circuits.

LM56 Thermostat Project Circuit Diagram

2010-10-30T09:23:00.000-07:00

LM56 Thermostat Project Circuit Diagram values of R1, R2 and R3 for the required trip points VT1 and VT2 can be determined using the subsequent equations. VT1 = 1.250V x (R1)/ (R1 + R2 + R3) VT2 = 1.250V x (R1 + R2)/ (R1 + R2 + R3) where: (R1 + R2 + R3) = 27 k Ohms and VT1 or T2 = [6.20 mV/degree Celsius x T] = 395 mV therefore: R1 = VT1/ (1.25V) x 27 k Ohms R2 = (VT2/ (1.25V) x 27 k Ohms) – R1

Rangkaian USB Sound Card PCM2702

2010-08-27T11:57:00.000-07:00

Rangkaian USB Sound Card PCM2702The core of this construction is 16-Bit Stereo Digital-To-Analog Convertor with USB interface PCM2702.PCM2702 needs only few additional parts to work. The schematic is not complex. Sound card can be powered directly from USB port (jumper W1) or from external power supply (jumper W3). PCM2702 needs two power supply 3.3V (3V-3.6V) and 5V (4.5V-5.5V). I used fixed

Rangkaian Infrared Cordless Headphone Amplifier

2010-08-27T11:49:00.001-07:00

Rangkaian Infrared Cordless Headphone AmplifierUsing this low cost Project one can reproduce AUDIO from TV without disturbing anyone. It does not use any wire between TV and HEADPHONE. In place of pair of wires it uses invisible Infrared light to transmit audio signals from TV to Headphone. Without using any lens a range of up to 6 meters is possible. Range can be extended by using Lenses and

Rangkaian Op-amp Headphone Amplifier RC-4560

2010-08-27T11:45:00.000-07:00

Rangkaian Op-amp Headphone Amplifier RC-4560This is a headphone amplifier similiar to the one designed by Chu Moy. For reference, the original Chu Moy article is here while a great tutorial on building it is here. I have used a different dual operational amplifier, the RC4560, manufactured by Texas Instruments, in the TSSOP package, and chip resistors in order to make an extremely small printed

Tube Preamplifier Schematic 6DJ8 / ECC88 SRPP

2010-08-27T11:43:00.000-07:00

This is one of many possible variations for a Symmetrical SRPP Preamplifier based around the 6DJ8 / ECC88 family of tubes. The SRPP circuit has also been referred to as a SEPP, Totem Pole, Mu Follower, Mu amplifier and Cascoded Cathode Follower. The original name for this circuit is a Balanced Direct and Alternating Current Amplifier (Maurice Artzt, Radio Corporation of America, February

Tube Preamplifier 5687 Led Biased Circuit

2010-08-27T11:40:00.001-07:00

The power supply uses one RCA-83 mercury rectifier. An Omron timer is used to delay the B+ in order to allow the rectifier to warm up. The last 2 RC sections (3k6, 220uF, 3k9, 10uF) are separate for each channel, but in future I plan to remove that and use a CCS for each channel instead. The 10uF capacitor is polystyrene. Yes, those are 50H chokes!The RCA-83 rectifier uses 5VAC for the filaments.

Rangkaian MOSFET Hybrid Headphone Amplifier 12AU7 / IRF612

2010-08-27T11:32:00.000-07:00

Figure 2: 12AU7 Tube / IRF612 Mosfet Headphone Amp Schematic Table 1: Parts List - 12AU7 / IRF612 Headphone Amp QTY LABEL VALUE 2222222222212111 P1C1C5R1C2R5R4R3C4R2R6VT1T1------ 100k100nF100nF1M1uF20ohm 5W200 ohm 2W220k 2W470uF 50V47k5k 2W12AU7 / ECC82IRF612LED HolderLED9-pin Tube Socket Additional Notes - Parts List: * Heatsink must dissipate around 3W so 2.5-3 square inches,

Rangkaian Audio Amplifier 25 Watt Mosfet

2010-08-27T10:56:00.000-07:00

Parts:KitR1,R4_________47K 1/4W ResistorsR2____________4K7 1/4W ResistorR3____________1K5 1/4W ResistorR5__________390R 1/4W ResistorR6__________470R 1/4W ResistorR7___________33K 1/4W ResistorR8__________150K 1/4W ResistorR9___________15K 1/4W ResistorR10__________27R 1/4W ResistorR11_________500R 1/2W Trimmer CermetR12,R13,R16__10R 1/4W ResistorsR14,R15_____220R 1/4W

Rangkaian SMS Remote Controller V3.0

2010-08-27T10:52:00.000-07:00

Picture 1: The SMS remote controller V3.0. Introduction. It's been passed a lot of years since my first SMS remote control. The reason I stoped developing the source code of my previous circuit was that the T10s was not available in the market sinse a lot of years. So, people could not find very easy that cell phone to build

Rangkaian FM Wireless HI-FI

2010-03-12T00:05:00.000-08:00

1. TransmitterTo relieve you of any concern related to high frequency, I used a module ready, in case a module Aurel audio FM transmitter. This tiny circuit board with 2 cm by 4 cm supports a transmitter modulation frequency track, delivering an RF power of 10 mW which is quite sufficient for the desired use. As it is driven by a resonator surface wave, its frequency stability is excellent.As you

MIC 640 Acquisition System Analog Versatile Circuit

2010-03-11T23:59:00.000-08:00

The 640 MIC circuitThis tour, available in Stainless DIL 8 legs, can measure 4 analog voltage independent between 0 and 5 volts, and send the result of this measure in the form of four characters on a standard asynchronous serial link. Its serial output is directly TTL or CMOS compatible and can be connected to a serial input RS 232 by simply adding a resistor.The MIC 640 can operate in automatic

PIC Universal Programmer Schematic

2010-03-11T23:55:00.000-08:00

PIC Universal Programmer SchematicThe signals from a parallel port is standard TTL and being "abused" by their journey on the cable connections, they are reshaped by inverters contained in IC1. As this circuit has open collector outputs it allows easy control of three transistors T1, T2 and T3. T1 and T2 allow the application of high programming voltage VPP legs adequate support universal

Figure Programmer Circuit Of AVR Atmel Microcontroller

2010-03-11T23:51:00.000-08:00

Figure Programmer Circuit Of AVR Atmel MicrocontrollerThat said, the diagram of a timer circuit controlled by PC comes down to very little. Indeed, it is mainly the PC side software to generate the proper timing on the line SCK, MISO and MOSI and, of course, a minimum of circuitry for adjusting the level so you can use a standard PC ports.The scheme of my program boils down to what you can find

MIC 702 Mictronics Schematic Diagram

2010-03-11T23:48:00.000-08:00

To convert a standard LCD interface parallel to serial interface model, use a microcontroller or a dedicated circuit such as the MIC 702 Mictronics you can download the complete data sheet and French by clicking this link. This is a circuit specially designed to transform the parallel interface and LCD display logic integrated asynchronous serial interface standard. Its implementation is very

Sms Remote Control For Sony Ericsson T10

2010-02-24T05:47:00.000-08:00

Sms Remote Control for Sony Ericsson T10The accouterments of the ambit its actual actual simple, because the advice anchorage of ericsson adaptable its alive at the 5 volts with AT commands ( like the modem commands, but for adaptable phones).The firmware of the AT90S2313 (or ATtiny2313) its actual complicated because, we accept to catechumen the 'septets' of the buzz to 'octets' because the AVR

RF Remote Control 2 Channel

2010-02-24T05:42:00.000-08:00

RF Remote Control 2 Channel Receiver SchemeThe receiver constituted by RF receiver bore RLP434A at 418MHz, the microcontroller AT90S2313 and the 2 relays with can handle any electric (or electronic) accessory up to 10 Amps (the contacts of my relays are 10Amp at 250Volts).The RLP434A is an RF receiver bore with cancellation abundance at 418MHz with ASK modulation. There are 2 outputs from this

PAL Colour Bar Generator With AT90S2313

2010-02-24T05:37:00.000-08:00

PAL Colour Bar Generator With AT90S2313I started this activity 3 weeks ago, because I was apprehensive " is that possible, some AVR MCU to actualize simple colour bars? " At the beginning, I believed that it's easy. So, I asked some bodies who knew added about PAL blended video signal. Some of them told me that it's absurd to aftermath blush absolute in software with an AVR MCU (microcontroller)

OpAmp Voltage Indicator Using LM741 Circuit

2010-01-26T18:02:00.000-08:00

LM741 Low Voltage Indicator CircuitIn order to obtain a low voltage indication - useful if you would like to stop using a battery before it is drained too deeply - the output from pin 6 is still directed through an LED (and current limiting resitor), but this time it is connected to ground rather than to the input voltage Vin as shown in the amended circuit diagram above.Note that this circuit

Light Dark Sensor With Relay Circuit Using LM741

2010-01-26T17:59:00.000-08:00

Above is a schematic diagram of an LM741 light/dark sensor circuit (from the excellent 741 Op-Amp Tutorial by Tony van Roon).The ECG128/NTE128 transistor stipulated can be substituted with any NPN transistor rated at sufficient gain and current for the chosen relay coil.1st Nov 2007 Update - We have modified the schematic diagram above with the addition of a 220uF smoothing capacitor between the

Skema Rangkaian Timer Menggunakan IC 4060B

2010-01-26T17:51:00.000-08:00

Skema Rangkaian Timer Menggunakan IC 4060BThere are many applications for which a timer is very useful to turn a device on or off automatically after a preset interval - for example, switching off an irrigation system after 30 minutes of use, turning off a battery charger to prevent overcharging, etc.Timing short intervals of milliseconds to minutes can easily be achieved using a NE555 timer chip

Nestbox Solar Powered Wireless CCTV Camera Circuit

2010-01-26T17:43:00.000-08:00

Below is the circuit used to power the CCTV camera, provide lighting inside the nestbox, and charge batteries from a PV solar panel.Circuit diagram for CCTV powered by Solar Panel with Battery BackupD1 is a Schottky Diode used to prevent battery charge escaping through the solar panel at night. Something like a 1N5817 (1 Amp 20 Volt diode) will do the job and it has a very low voltage drop of

SPI Flash Programmer Circuit Diagram

2010-01-26T13:07:00.000-08:00

SPI Flash Programmer Circuit DiagramThe Picture beneath is shows the ambit diagram of the SPI Flash programmer accouterments interface, the ability to the interface is provided either by a 9V dc adapter or a 9V battery. The 74HCT367 IC absorber the alongside anchorage signals. It is all-important to use the HCT blazon IC in adjustment to accomplish abiding the programmer should additionally

Rangkaian +30V DC-DC Converter

2010-01-07T18:47:00.000-08:00

Komponen Rangkaian +30V DC-DC ConverterRangkaian +30V DC-DC ConverterThe ascribe voltage is +5 V, the achievement voltage is +30 V and can get the about 20-mA achievement current.The IC(CD-1846P) to be application with this advocate becomes the accomplishment stop already. However, TDK said that it was the cessation allotment and I could not access the data.Because it may become the advertence

Skema Osilator Gelombang Segitiga

2010-01-07T18:41:00.000-08:00

Skema Osilator gelombang segitigaIn this page, I acquaint the triangular beachcomber oscillator which acclimated the Operational Amplifiers (TL082).The ambit uses the two OP amplifiers. The OP of the one works as "the Schmitt circuit". The added OP works as "the affiliation circuit".At the ambit diagram above, IC(1/2) is the Schmitt ambit and IC(2/2) is the affiliation circuit.The achievement of

Stereo Gain Audio Trim Control Circuit

2010-01-06T21:14:00.000-08:00

Audio Gain Control With Digital PotentiometersStereo Gain Audio Trim Control CircuitThis circuit using the MAX5160L digital pot in a divider chain supplying the MAX4252 op amp with some positive feedback in addition to the usual negative feedback via the 100K and 50K resistors. The gain of this circuit can be shown to be: AV = (1-Kn)/(Kp-Kn)where Kn is the negative feedback fraction, Kp the

Skema Rangkaian Penerima TV

2009-12-03T05:16:00.000-08:00

Skema Rangkaian Penerima TVA VHF band TV transmitter using negative sound modulation and PAL video modulation. This is suitable for countries using TV systems B and G.Notes:The frequency of the transmitter lies within VHF and VLF range on the TV channel, however this circuit has not been tested at UHF frequencies. The modulated sound signal contains 5.5 -6MHz by tuning C5. Sound modulation is FM

Rangkaian Penguat Antena VHF 30 Watt

2009-12-03T05:14:00.001-08:00

Rangkaian Penguat Antena VHF 30 Watt30 watt amplifier schematic shown below provides an appropriate power boost with an input of 4 watt up to 6 watts. The circuit is designed to cover 88-108MHz FM Broadcast Band. However, the circuit is very stable at my place and provides a clean-output through seven (7) element Butter-worth low-pass filter. The heart of the circuit is 2SC1946A VHF RF power

Photo Timer Circuit Using 555 Microchip

2009-12-03T05:10:00.001-08:00

Photo Timer Circuit Using 555 Microchip Time is set by potentiometer R2 which provides a range or 1 sec. To 100 seconds with timing capacitor C1 of 100uF. The output at pin 3 is normally low and the relay is held off. A momentary push on switch S1 energies the relay which is held closed for a time 1.1 X (R1+R2). C1 and then released. The exact length of the timing interval will depend on the

Rangkaian Preamplifier Booster Antena UHF

2009-12-03T05:06:00.000-08:00

Rangkaian Preamplifier Booster Antena UHFUHF frequencies in the range 450-800MHz. It has a gain of around 10dB and is suitable for boosting weak TV signals. The MPSH10 transistor used is available from Maplin Electronics order code CR01B. Alternatives that may be used instead are BF180 and BCY90. The tuned circuit comprising the 15nH inductor and 2.2pF capacitor resonate in the centre of the UHF

DIGITAL CAMERA PSU AND BATTERIES CHARGER

2009-12-03T04:51:00.000-08:00

DIGITAL CAMERA PSU AND BATTERIES CHARGER CircuitThis ambit was created for agenda cameras. It's accepted the agenda cameras accept ample ability consumption. For archetype my camera Minolta E223 requires about 800 mA. In convenance a mains ability accumulation or aerial accommodation NiMH accumulators (batteries) can amuse this demand. This ambit consists of two parts, charger and adapter. The

Rangkaian Amplifier Headphone

2009-12-03T04:49:00.000-08:00

Rangkaian Amplifier HeadphoneBoth behindhand of the ambit are identical. Both inputs accept a dc aisle to arena via the ascribe 47k ascendancy which should be a bifold log blazon potentiometer. The antithesis ascendancy is a distinct 47k beeline potentiometer, which at centermost acclimation prevents alike abrasion to both larboard and appropriate ascribe signals. If the antithesis ascendancy is

HEXFET 65W Power Amplifier Circuit

2009-12-03T04:45:00.000-08:00

HEXFET 65W Power Amplifier Circuit A medium power amplifier that is characterized by a lot of good sound quality, but simultaneously is very simple in the construction. Him uses, enough time in my active loudspeakers. In his output stage exist the very good FET transistors, technology HEXFET, transistor which are controlled by voltage and no by current as the classically bipolar transistors.

60W Class A Power Amplifier Circuit

2009-12-03T04:31:00.000-08:00

60W Class A Power Amplifier Circuit60W Class A Power Amplifier Part List :R1=47Kohm R31-32-35-36-39-40=0.22ohm 5W D1-2=15V 1.3W zener R2-9-27-28=1Kohm R41=10ohm 3W Q1-3-8-9-10-15-18=MPSA06 R3-18=10Kohm R42=10ohm

UM3561 IC Sound Effect Generator

2009-11-29T14:42:00.000-08:00

This circuit uses a UM3561 IC to produce four different sound effects.UM3561 IC Sound Effect Generator Circuit Notes Nothing too complicated here. The IC produces all the sound effects, the output at Pin 3 being amplified by the transistor. A 64 ohm loudspeaker can be substituted in place of the 56 ohm resistor and 8 ohm loudspeaker. The 2 pole 4 way switch controls the sound effects. Position 1

Current Limiting Power Supply Diagram

2009-11-29T14:39:00.000-08:00

Description This is a 1-amp variable-voltage PSU. It adjusts from about 3v to 24v: and has the added feature that you can limit the maximum output current. This is invaluable when (for example) you power-up a project for the first time or soak-test a piece of equipment. Notes SW3 is the on/off switch. It also lets you choose between the output with the current limit and the one without. SW2

Current Limiter Regulated Power Supply

2009-11-29T14:36:00.000-08:00

Current Limiter Regulated Power Supply CircuitThe Current Limiter Regulated Power Supply has been especially designed for current-hungry ham radio transceivers. It delivers safely around 20Amps at 13.8V. For lower currents, a separate current limiting output, capable of 15ma up to a total of 20A has been added.The power transformer should be capable to deliver at least 25A at 17.5 to 20V. The

LT1300 Solar Powered Power Supply

2009-11-21T09:12:00.000-08:00

LT1300 Solar Powered Power Supply This architecture was generated as allotment of a alien acclimate base project. One of the requirements of the architecture is that it accept a solar-powered accumulation with rechargeable batteries. This architecture is based on a photovoltaic arrangement accessible from Radio Shack alleged a BatterySAVER (part cardinal 980-1045). It was advised to allegation

Rangkaian Subwoofer 22watts Menggunakan TDA1516

2009-11-21T08:51:00.000-08:00

22 Watts Mini Subwoofer Circuit TDA1516 with Adjustable FrequencyThe subwoofer is a subwoofer or a apostle to carbon low frequencies, addict of 20 Hz to 150 Hz cyberbanking ambit diagram beneath shows the capacity of a arrangement of the capital amplifier TDA1516 22 watt in 4 ohm car subwoofer driver. This accessory is advised for an absolute stereo amplifier, generally requires abacus addition

TLC271 Simple Solar Panel Circuit

2009-11-21T08:17:00.000-08:00

simple solar panel shunt regulator by TLC271Solar console regulators appear in abounding flavors. The plainest acidity is the simple on-off blazon blow regulator. It has the advantage of simplicity, acutely baby ability dissipation, low cost, aerial reliability, but in barter for these advantages one has to acquire that the voltage on the array is consistently activity hardly up and down, that

RANGKAIAN ALARAM KEBAKARAN NE555

2009-11-01T11:07:00.000-08:00

Fire alarm circuit using LDR (Light Depending Resistor) as light sensor. It warns the user against fire accidents. It relies on the smoke that is produced in the event of a fire. When this smoke passes between a LED and an LDR, the amount of light falling on the LDR decreases. This causes the resistance of LDR to increase and the voltage at the base of the transistor is pulled high due to which

Rangkaian Frost Detector Temperature Sensor Circuit

2009-11-01T11:04:00.001-08:00

To know whether it is freezing you only need to measure the temperature. This has to be done accurately, of course, and therefore we need to choose a temperature sensor that we have some confidence in. The choice has again been made for a type that we have already used in many previous Elektor circuits, the LM35CZ (-40 to 110 °C). This sensor is not expensive and generates an output voltage that

Rangkaian S-video Converter Circuit

2009-11-01T10:42:00.000-08:00

With the astonishingly rapid growth in the market for flat-screen TVs and high-definition TV, many CRT television sets have been consigned to the attic, even though many of them were still working perfectly and could have been used as spare sets in a bedroom or another room, for example. Although all current flat-screen receivers have very comprehensive facilities and include digital inputs via

Radiator Fan Circuit For Kawasaki ZRX1200

2009-11-01T10:36:00.000-08:00

Kawasaki ZRX1200 Radiator Fan Circuit DiagramTo inspect and service the 2001 to 2006 Kawasaki ZRX1200 R/S radiator fan system, do the following: * Remove fuel tank. * Disconnect the 2 pin connector from radiator fan switch. * Using an auxiliary wire, connect the radiator fan switch leads of the main harness side. * Turn the ignition switch ON. If the fan rotates, inspect the fan switch.

Nikon Coolpix 4500 Digital Camera Service Manual

2009-11-01T10:34:00.000-08:00

Nikon Coolpix 4500 This manual will guide the user to troubleshooting, service and repair NIkon coolpix 4500 unit VAA11901 (J), VAA11902 (U), VAA11903 (EP), VAA11904 (CN). Assembling: Joint unit, Finder unit, Lens unit, Flash unit, CA1, CA2, Lens cover, CA3, PW1, SY1, TB2, Battery holder, Lens unit and body unit, LCD, C/F Card cover, Front cover, Rear cover, Location of Each Board. Disassembling:

Sony KV-32S40 CRT Television Service Manual

2009-11-01T10:32:00.000-08:00

Sony KV-32S40 CRT Television This manual is divided into four major sections. We recommend that you carefully review the contents of each section in the order presented to ensure that you fully understand the operation of your new TV. Sony KV-32S40 CRT Television service manual AA-2D CHASSIS with chassis number SCC-S07A-A contain several Disassembly procedures; Rear Cover Removal, Chassis

Automatic Solar Tracking System CIRCUIT

2009-11-01T10:26:00.000-08:00

AUTOMATIC SOLAR TRACKER starts following the SUN right from dawn, throughout the day, till evening, and starts all over again from dawn next day. On cloudy weathers, it remains still and catches the SUN again as it slips out of clouds. It does all this automatically, employs cheap and inexpensive components, and is very accurate.Let us see how it does all this. There are three Electronic Modules

RANGKAIAN POWER SUPPLY SWITCHING 5V

2009-11-01T10:25:00.001-08:00

The switching regulator which used LM2575-5.0 in this page. You can make the stable voltage by using the 3 terminal regulator like LM317. However, because the output electric current and the inputted electric current are the same approximately, the difference between the input electric power (The input voltage x The input electric current) and the output power (The output voltage x The output

NE555 Rain Alarm Circuit

2009-11-01T10:22:00.001-08:00

Rain Alarm using NE555 SchematicThis circuit gives out an alarm when its sensor is wetted by water. A 555 astable multivibrator is used here which gives a tone of about 1kHz upon detecting water. The sensor when wetted by water completes the circuit and makes the 555 oscillate at about 1kHz.The sensor is also shown in the circuit diagram. It has to placed making an angle of about 30 - 45 degrees

Rangkaian Fm Transmitter 1W

2009-11-01T10:21:00.001-08:00

Components List:T1 = T2 = T3 = BF199T4 = 2N4427, BLX65, 2N3866, 2N3553L1 = rf choke (20 turns, 0.2mm on ferrite core, 0.3mm)L2 = 4 t, 0.7mm, 4mmL3 = 6 t, 0.8mm, 6mm, at first turn from T3L4 = 10 t, 0.2mm over ferrite coreL5 = 7 t, 0.8mm, 6mmL6 = 4 t, 1mm, 8mm, 10mm longFirst build the oscillator stage and the buffer, power it up and trim the 10k linear potentiometer untill you can here a blank

Skema Rangkaian Long Range FM transmitter

2009-11-01T10:19:00.001-08:00

The power output of most of these circuits are very low because no power amplifier stages were incorporated.The transmitter circuit described here has an extra RF power amplifier stage, after the oscillator stage, to raise the power output to 200-250 milliwatts. With a good matching 50-ohm ground plane antenna or multi-element Yagi antenna, this transmitter can provide reasonably good signal

Rangkaian TDA2030 Power Amplifer

2009-11-01T10:15:00.000-08:00

This is an audio power amplifier circuit using only a single chip and few passive components, that you can build 8-14 Watt audio power amplifier using TDA2030 chip. This is the figure of the circuit.When you use 4 ohm speaker then you get 14 Watt output power, and around 8 Watt if you use 8 ohm loudspeaker. Make sure the 100n and 100u capacitor is wired as close as possible to the power input pin

High Voltage Pulse Generator Electronic Circuit

2009-11-01T10:13:00.001-08:00

This circuit generates high voltage pulses from 230vac line voltage. The drive end's swing comparator circuit is invented by the creator of this page. The work end is derived from stroboscope trig supply circuit. All line voltage using circuits are inherently dangerous, and this is particulary so. Do not build it. Specifications and schematic Input voltage 230vac 50/60Hz Output voltage -25kV

LM723 Peak Level Indicator Circuit

2009-11-01T10:11:00.001-08:00

This circuit is a circuit diagram inspection signal sound level or Peak Level Indicator circuit using LM723. Usually we are often led IC LM723 or UA723 do come to use, the DC voltage regulator. But for this circuit, building a circuit can check the sound level signal. When I saw changes in the structure of integrated circuits. The following is a schematic drawing:Peak Level Indicator circuit

LOW-COST HEARING AID Schematic

2009-11-01T10:06:00.000-08:00

Commercially available hearing aids are quite costly. Here is an inexpensive hearing aid circuit that uses just four transistors and a few passive components. On moving power switch S to ‘on’ position, the condenser microphone detects the sound signal, which is amplified by transistors T1 and T2. Now the amplified signal passes through coupling capacitor C3 to the base of transistor T3. The

Microplex (MPX) Project

2009-10-09T10:39:00.000-07:00

This project will allow you to build an interface from your PC to Microplex dimmer boxes. The Microplex (MPX) project is a collection of the interface and supporting software. The primary purpose was to link lighting control to sound and music. It is recommended that you have a Microplex based lighting control system or knowledge of it before reading the following articles.Microplex Protocol

DTMF decoder 2 Circuit

2009-10-09T10:38:00.001-07:00

The DTMF decoder 2 is a useful tool used for decoding DTMF (Dual Tone Multi frequency) generated by telephones. The decoded digits are viewed on a 16x2 LCD screen. The DTMF decoder can be directly connected to a Serial port to view the digits in HyperTerminal on a computer. The decoder stores the last 234 received digits in EEPROM. The contents of EEPROM can be viewed on the LCD screen via two

Windmeter / Anemometer Circuit

2009-10-09T10:34:00.000-07:00

The circuit for the Windmeter is self powered. A 12v solar cell array provides power to the circuit and charges the battery during the day. At night the 12v battery is used to power the circuit. Operation for many days without sunlight is required, so the circuit operates at 3.3v and uses a high efficiency switching power supply. The circuit draws 1.35 mA at 12v. The circuit should operate for

IC4013 Combination Lock Circuit

2009-10-06T23:06:00.000-07:00

Combination Lock circuit This circuit is very basic to build. To open a the lock which is connected to the K1 Load. you must press each momentary switch in the correct sequence. The sequence used in this circuit is S1,S2,S3,S4. If any of the other switchs are pressed the circuit will reset and you will need to start over. Depending on how you wire the switchs, you can use any 4 switch

Wireless Auto Tachometer Circuit

2009-10-06T23:04:00.001-07:00

To use the Tach, turn it on and let it sit for one minute to allow for temperature stabilization. Extend the antenna, select the right number of cylinders and hold the unit over the engine. If the reading is erratic or the needle jumps around, move the antenna closer to the ignition coil or spark plug wires. Wireless Auto Tachometer Circuit Using the Tach circuit,

LCD Thermometer Sensor Circuit

2009-10-06T23:02:00.000-07:00

saw many car product in thermo sensor ,so i would like to show you the LCD thermo sensor which can modify for your car.LCD car thermo circuit When the thermometer is the IC thermo sensor (S8100) or diode (1S1588) is used as thermal sensors. When using the IC thermo sensor, the thermometry to +100 ° C -40 ° C are possible.Also, when using the diode, measured at 150 ° C from -20 ° C are possible

Car Water Temperature Sensor With Display

2009-10-06T23:01:00.000-07:00

Engine water temperature sensor circuit For user who love developping in electronic project ,we have some circuit for Car Boiler or water Temperature Sensor of this circuit can be to display Temperature of Car water Boiler with 7-Segment Main of circuit . We have use IC CA3161 and CA3162 for control all,The Car Water Temperature Value can’t be keep always while no power supply as It hasn’t

BC108 Water Activated Relay Circuit

2009-10-06T23:00:00.001-07:00

Water Activated Relay circuit For electronic circuit has two transistors wired as a pair, together with high gain. 2N2222A transistor T1 and T2 is BC108. The actual profit will be the proceeds of any beta-transistors with a minimum of 140 x 110 or 15,400. Power supply is a voltage from 4.5 to 15 volts, a kind of relay 5 Volt at 60 mA is required to in this case, any liquid with a stream of

IC 4027 Low Cost Stepper Motor Circuit

2009-10-06T22:45:00.000-07:00

I had immediately into my document. I do not know where it came from, but it seems that I photocopy a few years. I think it should be very helpful, so I decided it here. The circuit is very simple and inexpensive. It is a good thing, since most lines step motor controllers are very expensive. The circuit is made of standard components and can easily be adjusted by a computer. If you cheap surplus

Phone Busy Indicator Circuit

2009-10-02T03:48:00.000-07:00

Have you ever been using the modem or fax and someone else picks up the phone, breaking the connection? Well, this simple circuit should put an end to that. It signals that the phone is in use by lighting a red LED. When the phone is not in use, a green LED is lit. It needs no external power and can be connected anywhere on the phone line, even mounted inside the phone.Notes 1. This is a very

CA3140 Simple Voltage Comparator

2009-10-02T03:42:00.000-07:00

CA3140 Simple Voltage ComparatorCA3140 Simple Voltage Comparator circuit is a circuit diagram indicates when the input voltage differs from two defined limits, V1 and V2. The limits that can be adjusted and the circuit is designed to trigger the adjustable “window”. Supply voltage, Vcc must be higher than the highest input voltage by at least 2 volts. One application here is to monitor a 12V car

Remote Control using PIC16F84A Microcontroller

2009-09-28T10:06:00.000-07:00

Remote Control using PIC16F84A Microcontrollerdesign controls up to 8 devices using a PIC microcontroller (PIC16F84A) connected to the phone line. The unique feature here is that unlike other telephone line based remote control, this device does not need the call to be answered at the remote end so the call will not be charged. This device depends on number of rings given on the telephone line to

Rangkaian Generator IF Sederhana

2009-09-28T10:03:00.000-07:00

Rangkaian Generator IF SederhanaA versatile circuit of IF signal generator which may be of interest to radio hobbyists and professionals alike.Transistors T1 and T2 form an astable multivibrator oscillating in the audio frequency range of 1 to 2 kHz. RF oscillator is built around transistor T3. Here again a 455kHz ceramic filter/resonator is employed for obtaining stable IF. The AF from

Rangkaian Simple Analog to Digital Converter

2009-09-28T10:02:00.001-07:00

Rangkaian Simple Analog to Digital Converter Normally analogue-to-digital con-verter (ADC) needs interfacing through a chip to catechumen alternation abstracts into agenda format. This requires accouterments and all-important software, consistent in added complication and appropriately the absolute cost.The ambit of A-to-D advocate apparent actuality is configured about ADC 0808, alienated the

Skema Rangkaian Seven Segment

2009-09-28T09:59:00.000-07:00

Skema Rangkaian Seven SegmentIt is actual absorbing and acceptable to be able to ascendancy aggregate while sitting at your PC terminal. Here, a simple accouterments ambit and software is acclimated to interface a 7-segment based rolling display. The printer anchorage of a PC provides a set of credibility with some acting as ascribe curve and some others as achievement lines. Some curve are

IC 7812&7912 Dual Regulator Power Supply Circuit

2009-09-28T09:55:00.000-07:00

IC 7812&7912 Dual Regulator Power Supply CircuitVoltage Regulators low ability burning IC 78W alternation acclimated in our chart is now so bargain they are an economical another to simple regulators NPN-stabilizers. In addition, they action the allowances of bigger regulation, accepted absorbed / abbreviate ambit aegis to 1000 mA blow and calefaction bottomward if the electricity disperses too.

Car Adapter Circuit with ECG184

2009-09-28T09:51:00.000-07:00

Car Adapter Circuit with Transistor ECG184car converter 12 VDC to 9 VDC converters side for audio ,playstation,DVD,tv etc., is that we have designed for 12DC to 9DC converters that we bring to our design circuit . They are all effective in Switch Mode Power Supplies regulated output. We have developed a series of DC-DC power supply models ranging from 1 watt to 500 watts, which we incorporated

IC TDA7294 120 Watt Audio Power Amplifier Circuit

2009-09-28T09:48:00.000-07:00

IC TDA7294 120 Watt Audio Power Amplifier CircuitAmplifer with IC number TDA7293 for process sound system. This amplifer was have the input for a radio, TV, stereo or other line level device. It also has a phono input for a record player, guitar, microphone or other un-amplified source. With the addition of a low pass filter at the input, it makes a great amp for a small subwoofer. Parts R :

IC 4069 Alternating On-Off Switch Circuit

2009-09-01T14:07:00.000-07:00

IC 4069 Alternating On-Off Switch CircuitGet the circuit instead of a standard on-off switch. Switching is very gentle. If we don’t use the PCB, connect unused input pins to an appropriate logic level (’+’ or ‘-’). Unused output pins *NEED* be left open!On the Print Circuit Board this has completed already . One step ’push’ activates the relay, another ‘push’ de-activates the relay.IC1 (the

TIPS CARA SOLDER PCB YANG BENAR

2009-09-01T14:04:00.000-07:00

Soldering Tips - Preparation1. The selection of the soldering iron is important. Irons of the 15W to 30W range are good for most electronics/printed circuit board work. Higher wattage than this might damage either the component or the board. It is best to select an iron specifically intended for electronics. Use also the correct tip size.2. All parts (including the iron tip itself) must be clean

IC 555 Time Delay Relay Circuit

2009-09-01T13:49:00.000-07:00

Time Delay CircuitIn the design of analog circuits, there are times when you would need to delay a pulse that came into a circuit before being used for the next process. This time delay circuit uses a 555 timer to delay a pulse that comes in to a maximum time of 75 seconds. The timing of the delay can also be changed by changing the resistor value of VR1 and the capacitor value of E based on the

Video Activated Relay Circuit

2009-09-01T13:45:00.000-07:00

If you want the tuner you need to build the tuner by yourself ? The relay contactor output was connecting to electronic circuit by under control. What is that mean? Can You directly connect the relay to a socket ? and the TV can straight away plug in to the socket? For the electronic circuit diagram which is only DC voltage , but i think the tv need AC , Yes?So,do you need to put a transfomer ?

BC108 Water Activated Relay Circuit

2009-09-01T13:42:00.000-07:00

For electronic circuit has two transistors wired as a pair, together with high gain. 2N2222A transistor T1 and T2 is BC108. The actual profit will be the proceeds of any beta-transistors with a minimum of 140 x 110 or 15,400. Power supply is a voltage from 4.5 to 15 volts, a kind of relay 5 Volt at 60 mA is required to in this case, any liquid with a stream of at least 4 others to the relay. It

IC 4027 Stepper Motor Circuit

2009-09-01T13:40:00.000-07:00

IC 4027 Stepper Motor CircuitI had immediately into my document. I do not know where it came from, but it seems that I photocopy a few years.I think it should be very helpful, so I decided it here. The circuit is very simple and inexpensive. It is a good thing, since most lines step motor controllers are very expensive. The circuit is made of standard components and can easily be adjusted by a

IC CD4017B Speed Fan Control Circuit

2009-09-01T13:35:00.000-07:00

Electronic project today is show how to build “Fan speed control circuit” which can control speed motor for fan or other equipments.The simple concept project is use IC CD4017 to control 4 relays which connect each pole.IC CD4017B which is counter-cum-1kHz decoder and the signal is divided into ten equal intervals, Which can be programmed, via the single location, 10-mode. According to the late

Low-Dropout Regulator USB Battery Charger

2009-09-01T13:30:00.000-07:00

The USB(Universal Serial Bus) specification provides the ability and energy. This change highlights series and parallel connections of the past, allowing an increase in the number of devices that can use a Personal computer. This simple circuit USB charger low-dropout regulator (LDO) has use IC LT1085 . One way to use the USB power is the battery . Since many mobile devices such as MP3 players

RANGKAIAN SAKLAR BIAS REGULATOR LM317

2009-09-01T12:34:00.000-07:00

Adjustable switching regulator circuit with LM317IC LM317 adjustable 3-terminal positive voltage regulator is able, the services of a current of 1.5 A on voltage 1.2 Vdc to 37 Vdc benefits. It is extremely easy to use and needs only two external resistors, the output voltage. Moreover, both the line and load regulation are better as a standard of regulation. Similarly, the LM317 is packaged in a

Car Water Boiler With 7-Segment

2009-09-01T12:31:00.000-07:00

Car Water Boiler With 7-SegmentFor user who love developping in electronic project ,we have some circuit for Car Boiler or water Temperature Sensor of this circuit can be to display Temperature of Car water Boiler with 7-Segment Main of circuit .car_tempWe have use IC CA3161 and CA3162 for control all,The Car Water Temperature Value can’t be keep always while no power supply as It hasn’t EEPROM

LM741 LPF Subwoofer Filter

2009-09-01T12:26:00.001-07:00

LM741 LPF Subwoofer Filter Circuit The acoustics of converting a filter, there are many aspects of the economic viability of the more famous arebaxandal filter low and high frequency filters and crossover Acoustic space is transformed into sub-domains, so that the Thursday Speakers. Applications, we offer a filter, the limits of the region to transform acoustic (20-20000Hz) in the region of 20-

50Watt LM3876 Power Amplifier Circuit

2009-09-01T12:22:00.000-07:00

My cause of construction of this project was to develop a compact design for a stereo amplifier can be integrated by a wrong (but the sound quality conscious!) Living student at a university or a college dormitory.audio amplifier 50W circuitaudio amplifier 50W circuitThe amplifier feeds a pair of speakers with two LM3876 amplifier integrated circuits (50 watts per channel), or a pair of

MOSFET BUZ902DP 400Watt Audio Power Amplifier

2009-09-01T12:17:00.000-07:00

400Watt Audio Power Amplifier circuit with MOSFET BUZ902DPIf you like in the sound system or sound this circuit will should like you , This amplifier has two completely separate mono amplifiers with each channel has its own power supply to the order of zero channel crosstalk, a common phenomenon in amplifiers have the same food.To view the full performance of each supply transformer should be

300 Watt MOSFET Audio Power Amplifier

2009-09-01T12:13:00.000-07:00

300 Watt MOSFET Audio Power AmplifierI will share my experience with the BUZ902DP with other fans to share my passion for this minimalist perfection.I amplifier for the durable, easy to use, while the high fidelity to the original sound source and advise the partnership, this amplifier with other products of excellent quality.When I began the design of this amp, my goal was to make a product

IC-L7136 LCD Thermometer Circuit

2009-09-01T12:03:00.000-07:00

IC-L7136 LCD Thermometer CircuitI saw many car product in thermo sensor ,so i would like to show you the LCD thermo sensor which can modify for your car.When the thermometer is the IC thermo sensor (S8100) or diode (1S1588) is used as thermal sensors.When using the IC thermo sensor, the thermometry to +100 ° C -40 ° C are possible.Also, when using the diode, measured at 150 ° C from -20 ° C are

7812&7912 12 Vdc Dual Power Supply Circuit

2009-09-01T11:59:00.000-07:00

12 Vdc Dual Power Supply circuit with IC 7812&7912Voltage Regulators low power consumption IC 78W series used in our instrumentation is now so cheap they are an economical alternative to simple regulators NPN-stabilizers. In addition, they offer the benefits of better regulation, current limiting / short circuit protection to 1000 mA shunt and heat down if the electricity disperses too. Indeed,

7812+2N3055 High Power Supply Regulator

2009-09-01T11:56:00.000-07:00

Using a single 7812 IC voltage regulator and multiple outboard pass transistors, this power supply can deliver output load currents of up to 30 amps. The design is shown below:Notes:The input transformer is likely to be the most expensive part of the entire project. As an alternative, a couple of 12 Volt car batteries could be used. The input voltage to the regulator must be at least several

1000W Inverters 120 -220VAC

2009-09-01T11:51:00.000-07:00

1000W Inverters 120 -220VAC CircuitThis inverter will sufficiently power any of your 115VAC (or 220VAC)small appliances. T1 choice of amperage is yours to make, but if you can salvage a heavy-duty unit from somewhere, use it.The least expensive method to get a larger transformer would be to remove the old 2000v primary and then re-wind an old microwave transformer. Most of these transformers are

Rangkaian Sirine Polisi Sederhana

2009-09-01T11:49:00.000-07:00

This is a police alarm circuit. The two 555 timer ICs used as astable multivibrators. The frequency is controlled by the pin 5 of the IC. Actually, the sound is genereted by combination of sound from both IC 555. One timer generated low frequency and the another generated high frequency. By varying VR1 you can set how fast the siren changes from high freq. to low freq. VR2 sets the siren

TDA 7052 Mono Amplifier Schematic Diagram

2009-09-01T11:39:00.000-07:00

1W Mono AmplifierThis is an audio amplifier circuit which use TDA 7052 as the main component and other 5 pieces of components to support the main component. The ideal supply voltage of this circuit is about 6-12V and no heatsink required.Components : * C1 : 2.2uF electrolytic capacitor * C2 : 100nF ceramic/mono * C3 : 100uF electrolytic * R1 : 1K ohm resistor * R2 : 10K ohm log potentiometer

Easily Applicable Graphical Layout Editor

2009-09-01T11:28:00.000-07:00

If you want to learn electronics for first time, you need to know about electronics theory, component, drawing schematic, and make PCB. You can get electronics theory reference from many sources like book or internet. To draw schematic and build a PCB you can try Eagle, schematic and PCB editor, to make it easy. EAGLE (Easily

RANGKAIAN PC ADAPTOR 12V

2009-08-27T14:28:00.000-07:00

Circuit Diagram of PC Adapter 12VFig-1 shows the circuit diagram of the complete power supply. The necessary 12V supply voltage is taken directly from the PC power supply. In order to protect the PC supply against possible short circuits, and especially to prevent the the PC from being crashed, a current limiting circuit is connected in series with the12V supply. The input of the power supply can

PROGRAM AVR UNTUK MIKROKONTROLER

2009-08-27T12:34:00.000-07:00

AVR PROGRAMMER FOR MICROCONTROLLERThis simple AVR Programmer will allow you to painlessly transfer hex programs to most ATMEL AVR microcontrollers without sacrificing your budget and time. It is more reliable than most other simple AVR programmers available out there and can be built in very short amount of time.AVR programmer consists of in-circuit serial programmer (dongle) and small pcb with a

MIKROKONTROLER ATmega48/88/168 SKEMA

2009-08-27T10:04:00.000-07:00

Skema Rangkaian Mikrokontroler ATmega48/88/168 ATmega48/88/168 Development Board This is versatile development board for AVR microcontrollers ATmega48/88/168. It is good for testing and debugging embedded programs. It has many built-in peripheries connected to microcontroller so you can use them without soldering. ATmega microcontrollers are produced by ATMEL and they include a lot of

Simple Serial Programmer for AVR

2009-08-27T10:01:00.000-07:00

This is a very simple and easy to build programmer for Atmel microcontrollers from AVR family. The microcontrollers must support serial programming. This programmer is connected to a PC through the RS232 serial interface and can be used with the PonyProg or Avrdude software programmer.Description of the serial programmer:The programmer is quite simple and it is based on the SI-Prog from the

USB Sound Card with PCM2702

2009-08-27T09:50:00.000-07:00

Make a sound card is no more a complex issue. If you use great IC PCM2702 from BURR BROWN / Texas Instruments you can create a fully functional USB sound card. This sound card can be powered from USB port and has one stereo output. You don’t need to install any driver for Windows XP and Vista, because they are already inside. This is really plug and play.Few months ago I have seen USB sound card