Tranceiver DC adapter

High temperature protector with IC 3584

IC 3584 has thermal protection or voltage automatically shutdown when the temperature at IC exceed 150 degrees or more. You can operate this... Baca selengkapnya »

Controlling switch with relay driver

The circuit above is a circuit of drivers to control high voltage using the relay. Relay is controlled by an NPN transistor , its that work... Baca selengkapnya »

1W Audio power amplifier circuit

LA4145 an IC with SIL-9 package and manufactered by SANYO. This ic has miraculous equation with LA4146 and LA4147, so if you do not have the... Baca selengkapnya »

Transistor checker tool with circuit

The above sequence is a circuit of development of the transistor circuit tester before, which of course added few more components , and resu... Baca selengkapnya »

Transistor quality checker

Transistor are the components that have never missed on any electronic circuit . To determine whether the quality is still good or is damage... Baca selengkapnya »

Radio signal interference detector circuit

This circuit is good for finding component causing incidence trouble voice at radio-set of receiver. Have been realized that in this time a... Baca selengkapnya »

Fish caller electronics circuit

For those of you who like fishing, this circuit is very suitable for you implement, because it can call the fish and collect a lot of fish ... Baca selengkapnya »

Booster amplifier circuit

The above circuit is a circuit of booster amplifiers or amplifier end of a power amplifier circuit, Circuit over in the most important influ... Baca selengkapnya »

78XX and 79XX stabilizer circuit with mini PCB design

Here I present the stabilizer circuit of the IC 78XX and 79XX commonly used for voltage stabilization with a mini PCB design , and practical... Baca selengkapnya »

Audio amplifier circuit with IC STK0039 (good quality amplifier)

Although the output of which was issued in this circuit only 35watts maximum, but th esound can be issued harsh , loud , and clear. If the v... Baca selengkapnya »

Power amplifier circuit with IC LM386

IC LM386 is working for the amplifier audio circuit with a low power output , range from 0.325 watts to 2 watts with impedance 8 ohm. In thi... Baca selengkapnya »

TDA2822 made for 5.1 audio amplifier system

Circuit combination of the 3 IC TDA2822 above can be used for 5.1 audio power amplifier system with low power output . The input signal use... Baca selengkapnya »

USB to phone battery charger circuit

Without any USB to phone battery charger circuit we can charging phone battery using port on USB computer , but it will quickly damage... Baca selengkapnya »

Phone Battery Charger circuit

The circuit above is a simple circuit to charge phone battery . Charge battery uses an output transformer secondary voltage fast-flowing wit... Baca selengkapnya »

-15 Volt output regulated power supply circuit

The circuit above get from -20 volt DC the rectifier diode which is fed to the collector of the Darling pn pass transistor , a TIP105 . The ... Baca selengkapnya »

+15 V output regulated power supply circuit with uA723 and 2N3055

The supply receive from 220 /120/110 Volt AC , then lowered by the transformer . Then receives +20 Volts DC from rectifier / filter section.... Baca selengkapnya »

Dual Tracking regulator circuit

A IC MAX634 inverting regulator is combined with a IC MAX630 to provide a dual tracking approximately 15 Volt output from a 12 Volt DC batte... Baca selengkapnya »

Low power audio amplifier with IC TA7066P

The TA7066P is original monolithic Intregated Circuit Audio Power Amplifier. Package IC is SIP10-16 and manufactered by TOSHIBA. The above ... Baca selengkapnya »

Stereo Audio Amplifier with IC TEA2024

The circuit above is based on IC TEA2024, package IC is SIP2-10 and manufactered by THOMSON. Circuit above can be applied anywhere as long ... Baca selengkapnya »

14 Watt car audio amplifier circuit

Basic operation of this amplifier is on IC TEA2021 , Read this circuit » Baca selengkapnya »

Low battery detector circuit

You feel confused to detect wether a battery is low or high, or you want to be notified if the battery and has expired , this circuit can de... Baca selengkapnya »

Battery charger circuit

This cahrger based on chargeing voltage 2,4 Volts per cell , in accordance with most manufacterers recomendation. This circuit pulses the ba... Baca selengkapnya »

Variable charger circuit

Indeed the accu charger circuit , the voltage required must be in accordance with voltage batteries , such accu 12 volts the the output vo... Baca selengkapnya »

Unique amplifier circuit schmeatic based on IC TDA7255

This circuit equipped with 2 switches that are useful for loudness and filtering, on SW1 as the loudness , SW2 as a filter. It also equipped... Baca selengkapnya »

Schematic Power Amplifier with IC TDA7370

Here..... this circuit is stereo power amplifier , based on IC TDA7370, its nice Intregated Power amplifier , He does not have hre slightest... Baca selengkapnya »

TDA7240 / TDA7241 amplifier schematic

On this circuit based at IC TDA7240A , this circuit require minimum voltage 8 volt and maximum voltage 18 volt DC. Max power output 40 Watt ... Baca selengkapnya »

Low voltage audio amplifier circuit from 0,9 volts

Here i share power amplifier based on IC TDA7236 . This amplifier require minimum voltage 0,9 volt and maximum voltage is 1, 6 volt , its ve... Baca selengkapnya »

1 W low power audio amplifier circuit

This circuit based on IC TDA7233 or you can use IC TDA7233D . Minimum supply voltage 1,8 volts and aximum voltage 15 volts. Power Output 1... Baca selengkapnya »

1,6 Watt intregated circuit audio amplifier

This Circut based on IC TDA7231 , Minimum voltage require 2 Volts and maximum voltage 15 volts . I recomended voltage is 12 volt DC. Power o... Baca selengkapnya »

Tone control mono circuit with C828 / C945

This is mono circuit tone control , include adjusting bass , trebel , and master volume. Minimum voltage require 15 volt and maximum voltage... Baca selengkapnya »

Master mixer circuit with one potentiometer

This circuit is used for controlling the volume of output and then entered the mixer, but this circuit not only as the volume setting. This... Baca selengkapnya »

OCL 150 Watt with 2N3055 and MJ2955

This is OCL 150 W mono audio amplifier circuit , with impedance 8 Ohms. The supply voltage using 25 volt DC with triple voltage + ,- ,ground... Baca selengkapnya »

600W subwoofer audio amplifier with 20 channel mixer and parametric

This picture below is about my setup subwoofer amplifier with 20 CH mixer and parametric . This amplifier use transformer 10 ampere to suppl... Baca selengkapnya »

1200W power amplifier with sanken

This 1200W power amplifier with sanken using a booster 8 sets sanken , the buffer using transistor D400 and B560 as much 2 sets , and to use... Baca selengkapnya »

Simple Surround audio amplifier circuit based on the IC TDA7053

Perhaps the surround amplifier circuit below is an interesting circuit is made. For, making easy just by using the IC and electrolytic capac... Baca selengkapnya »

1 W mini audio amplifier circuit

In this circuit requires only three components , namely IC TDA7052 , and 2 capacitor electrolyte. Actually , only with IC we are able to run... Baca selengkapnya »

Very simple stereo amplifier circuit , with only need 4 components

This is very very simple circuit audio amplifier based on IC7057T , you just use 3 components you can make this circuit . And the minimum ... Baca selengkapnya »

Audio power amplifier circuit based on TDA4920 , TDA4925 , TDA4930

Specification : This is stereo amplifier , based on IC TDA4920 , TDA4925 , TDA4930 . Minimum voltage require 9 volts and maximum voltage 13 ... Baca selengkapnya »

30W , TDA3000 intregated audio amplifier

This circuit based on IC TDA3000 or you can use IC TDA2870 , minimum voltage require 12 volts and maximum voltage require 35 volts DC. Maxim... Baca selengkapnya »

Low Power Audio Amplifier Circuit with IC TDA2824S

This is stereo audio amplifier with based on ICTDA2824S , Minimum voltage require 3 volts and maximum voltage 17 volts . Maximum output powe... Baca selengkapnya »

Circuit Battery - Charging Regulator

The Charger Circuits / Circuit Battery - Charging Regulator is capable of charging a 12-Volts battery at up to six ampere rate. Other volta... Baca selengkapnya »

Charger circuit equipped with a regulator circuit output voltage

The circuit charger is equipped with voltage output settings , so that we can regulate how much voltage to charge the battery. And the setti... Baca selengkapnya »

Accu charger use a diac and triac

This circuit can be used to charge Accu and cells battery , the circuit can has a very stable output that would make the battery last longer... Baca selengkapnya »

Simple Nicad Battery Zapper circuit

This circuit is used to clear the nicad battery internal shorts in nickel - cadmium batteries. To operate this circuit , connect AC cable , ... Baca selengkapnya »

Schematic Audio Power Amplifier with IC TDA2822

TDA2822 is manufactered by PHILIPS , its based on this amplifier . Minimum voltage 3 volts and maximum voltage 15 volts. Power output 2 x 1,... Baca selengkapnya »

2 X 1,8 Watt stereo low power amplifier circuit

This is Low power amplifier , based on IC TDA2824 product of Philips. Maximum output is about 2 X 1,8 Watt , these include low output ampli... Baca selengkapnya »

Schematic Audio Power Amplifier with IC TDA2612

This amplifier circuit based on IC TDA2612 produced by siemens , minimum voltage require for this circuit is 10 Volts and amximum voltage re... Baca selengkapnya »

TDA2610 power amplifier circuit

On this schematic need , Power Supply with voltage : 15 -35 V, if voltage is under 15 volt so the sound will be weak. and is higher 35V wi... Baca selengkapnya »

Isolated Feedback Power Suplly Circuit

This is a power supply circuit using isolated feedback capabilities of the TL3103 for both current voltage sensing. This supply is powered f... Baca selengkapnya »

Creating a stereo amplifier with TDA2003

Here I make a stereo power amplifier with IC TDA2003, but actually i made it with 2 IC , so that a stereo amplifier . Construction is very s... Baca selengkapnya »

120 Watt power amplifier with IC TDA2025

Minimum voltage require 12 Volts and maximum voltage require 40 Volts DC . This circuit is very simple , but output is very high . Power out... Baca selengkapnya »

Multiple output switching power supply circuit

This power supply uses two VN400A 400 Volts MOSFETs in a half-bridge power switch configuration. Each output consists of +5V at 20 A and 15... Baca selengkapnya »

High current output switching power supply

This is low voltage high-current ouput , switching dc power supplly wiht input 220 Volts AC , In this circuit , an St2 diac relaxation oscil... Baca selengkapnya »

Low power switching regulator

This circuit is a simple battery-powered switching regulator provides 5V out from a 9V source with 80% efficiency and 50-mA output capabilit... Baca selengkapnya »

2 X 20 W car amplifier circuit with TDA2009

Minimum Voltage required for this circuit  8 volt and maximum voltage 28 volt . Its can use to amplifier on the electronic devices such us... Baca selengkapnya »

Power Amplifier 2 x 12 W by TDA2007

TDA2007 Amplifier Circuit , this is stereo power amplifier with power output 2 x 12Watts . Minimum voltage require 8 volts and maximum volt... Baca selengkapnya »

How to create a simple adjusting volume for amplifier

This circuit usually used for amplifier that do not require additional device in one box amplifiers. Enhancements such as Equalizer , Tone C... Baca selengkapnya »

Small Power Amplifier with IC TDA1908

Schematic circuit power amplifier TDA1908 , or you can use IC TDA1908A . The circuit simple and easy to make the line PCB. See circuit and t... Baca selengkapnya »

Power Amplifier circuit with IC TDA1904

This circuit is circuit use the IC TDA1904 and IC TDA1905. See schmatic below : Read this circuit » Baca selengkapnya »

100 Watt Power amplifier with IC TDA1514

Power Amplifier TDA1514 , this power use the IC TDA1514 , minimum require voltage 12 Volt and maximum voltage 30 volts DC. Power output max... Baca selengkapnya »

2 X 30 Watt stereo amplifier by TDA1510

This power amplifier can use IC TDA1510 or TDA1515, minimum voltage require 6 volt and maximum voltage require 18 Volt, Voltage with DC supp... Baca selengkapnya »

60 watt power amplifier circuit with TDA1512

This is low noise power amplifier , high output power amplifier for full range speakers, but you can use the woofer speakers to this circui... Baca selengkapnya »

HiFi Amplifier circuit schematic

This is HiFi amplifier use the IC TDA1111 . The circuit is quite easy to use, but the constraints on the IC is difficult to find my local re... Baca selengkapnya »

60 Watt Subwoofer Amplifer Circuit

THis is very nice amplifier circuit , because High output , and voltage required is also not too large, and suitable for th subwoofer speake... Baca selengkapnya »

Low noise amplifier circuit with IC TDA1037

This power amplifier use IC TDA1037 or you can use TDA1037D for main operation . Minimum require voltage 4 volt and maximum voltage 28 volt... Baca selengkapnya »

5W power amplifier with IC TDA1016

This circuit use IC TDA1016 , minimum require voltage for this circuit 3 volt and maximum require voltage 15 volt .Its mono 5 Watt power out... Baca selengkapnya »

0,5 Watt power amplifier circuit with TDA1015T

This circuit is also Very simple and easy to make , simply by using the IC and 6 other components such as resistor and capacitor, you have t... Baca selengkapnya »

Schematic Power Amplifier with adjusting voltage

Power amplifier using IC TDA1013 , minimum require voltage 15 volt and maximum voltage 35 volt . But you can adjust supply voltage with pote... Baca selengkapnya »

20 Watt Schematics power amplifier

This circuit is mono amplifier use IC TDA1010A .Minimum voltage require 4V and maximum voltage 24V. To avoid damaged IC please use supply v... Baca selengkapnya »

18 W stereo amplifier circuit

TDA1009 circuit amplifier , this circuit is stereo amplifier and simple schematic .Minimum voltage require 9V and maximum voltage 24V. To av... Baca selengkapnya »

30 Watt subwoofer amplifier circuit

This circuit use IC TDA1004A to main operation .IC is very nice and durable if used properly and correctly, by the way supply the correct vo... Baca selengkapnya »

Nicad Battery charger , easy to make.

Nicad battery charger , this circuit just use transformer not CT and 3 LEDs lamp. And its very very simple circuit charger . This circuit ... Baca selengkapnya »

Simple 6V charger battery circuit

This is very simple charger 9V - 30V battery charger with main operation by IC LM317L and 2N222 transistor. Direct input DC voltage , the re... Baca selengkapnya »

14 V battery charger circuit and troubleshooting

This circuit is also use operational amplifier IC LM324 to drive the VN64GA with the error signal and to control output voltage. This output... Baca selengkapnya »

Low Voltage Amplifier Circuit with IC BA518

This Circuit use IC BA518 or you can use the IC BA547 , this is low mono power amplifier. Maximum power output 5W . But this is also low vol... Baca selengkapnya »

Simple Amplifier Schematic

This Circuit Use a IC BA515 for operation it. This is very simple Amplifier schematic , with only add 8 component , such as resistor and... Baca selengkapnya »

Car Amplifier with IC LA4445

This circuit using IC LA4445 , this is stereo amplifier with power output 2 X 18 Watt, with this circuit you can use to car amplifier or to ... Baca selengkapnya »

Low Noise Microphone preamplifier

This circuit use to raise the gain to reduce noise or amplify the signal. And this circuit use IC OP27 / OP37 , this is precision opertional... Baca selengkapnya »

Simple Inverter circuit with IC556 timer chip

This circuit is low power inverter , in this circuit only save a few components, about 9 parts. Voltage input from 10 volt to 16 volt DC int... Baca selengkapnya »

Variable Voltage Regulator with IC LM117K

Varible Voltage regulator is a circuit that serves to supply a component or electronic equipment. It is similiar to the power supply, but on... Baca selengkapnya »

2 X 20 Watt Car Amplifier

LA4440 This is a very simple circuit power amplifier with IC LA4440. This circuit is a circuit the first time i learned to make a power ampl... Baca selengkapnya »

10 Watt Power Amplifier Circuit

IC BA514 it's the main of this circuit. This is actually low power output with minimum power output 2 W but maximum output 10W . Minimu... Baca selengkapnya »

Power Amplifier Class-A circuit

This is a design schematic Class A power amplifier . This is a close as possible in operating parameter the Under Classes is class B , to ... Baca selengkapnya »

5.1 surround amplifier circuit schematic

This 5.1 surround amplifier circuit schematic use the IC AN7168 as the main component from this circuit . Minimum voltage required 12V and m... Baca selengkapnya »

Car amplifier circuit with IC BA532

Minimum Voltage required for this circuit 6 volt and maximum voltage 18 volt . Its can use to amplifier on the electronic devices such us R... Baca selengkapnya »

Woofer speaker amplifier circuit

In the circuit use a IC AN7171 . Minimum requirment voltage is 12 volt and maximum voltage is 15 volt . Power output 2 X 30 W with impedan... Baca selengkapnya »

Power amplifier circuit 60 W mono

Wow this is nice intregated amplifier circuit , because this IC can be power output up to 60 Watt . With minimum require voltage 8 V , and m... Baca selengkapnya »

Car Amplifier Circuit 2 x 30 W stereo

This circuit use the IC AN7166 . On circuit have an advantage is very loud sound , although only 30W this circuit is like a 100 W transisto... Baca selengkapnya »

Power Amplifier Circuit 2 x 20 W stereo with IC AN7156N

This circuit operate with IC AN7156N . You just can use this IC , because hav'nt similarity it. In this Circuit have 2 input IN R and IN... Baca selengkapnya »

Simple Power Supply Circuit , easy to make

This is a very simple power supply and most popular to use. Because this circuit is simple and easy to make. Component required is Transfor... Baca selengkapnya »

Simple Inverter Circuit from 12 V up to 120V elevated

This is a simple 120 V : 24 V , center - tapped ( CT ) control transformer and four additional components can do the operation. This circui... Baca selengkapnya »

Power Supply with regulator output use IC uA723

This circuit operating with IC uA723 and add amplified with transistor TIP31 or similiar transistor with TIP31 . Input voltage for circuit ... Baca selengkapnya »

Universal Power Supply Circuit with IC LM317

Power Supply This circuit is universal power supply , you can use this circuit to supply . On the IC you can adjustable regulator provides s... Baca selengkapnya »

Faster Battery Charger Circuit 6-12 Volt with IC LM308 and LM317

Battery Charger This circuit is quickly charging the battery . If you need a faster charger ,this circuit is recomended to you . And this c... Baca selengkapnya »

14 Volt Battery Charger Circuit

Battery Charger This Circuit have output voltage 14 volt with current maximum 4A . Can be use on nicad battery and accu , wet and dry . But ... Baca selengkapnya »

Nicad Battery charger include voltage limiting

Battery Charger > In this my circuit , which is one of a series of simple battery charger , but this circuit to charger the Nicad battery... Baca selengkapnya »

12 Volt Nicad Battery charger

Battery Charger This circuit can be charged the 12 nicad battery , and the circut charger at 75mA until until the battery is fully , when ... Baca selengkapnya »

12 Volt Battery charger , and also can Accu Charger

This 12 Volt Battery charger circuit best performance to charger 12 volt battery . Why this charger is best performance because this 12 Volt... Baca selengkapnya »

Lead achid battery charger, up to 3 battery

Battery Charger This circuit ti charger battery cells up to 3 battery , this charger use an IC LM301A , IC LM334 and transistor 2N3906 for ... Baca selengkapnya »

Power Amplifier 20 watt with IC AN7154

Mono Amplifier This amplifier use IC AN7154 , this is minimum voltage for circuit is 9 volt and maximum voltage 18 volt with dual suplly v... Baca selengkapnya »

Amplifier Circuit 2 X 10 watt with IC AN7145

This is Stereo Amplifier On this schematic amplifier circuit use the ic AN7145L , but can use the following IC : AN7145M AN7145H ... Baca selengkapnya »

Amplifier Circuit with IC AN7143

On this Integrated circuit power amplifier use IC AN7143 but you can use this following IC : AN7147 HA1377 AN7149N H... Baca selengkapnya »

Stereo Amplifier Circuit with IC AN7142

*note : Stereo Amplifier I've tried this Circuit Amplifier and was resulting in very satisfactory . The sound that issued a very nice ... Baca selengkapnya »

Amplifier Circuit with IC AN7133

*note:this is stereo amplifier This circuit is stereo power amplifier . Voltage input or Supply voltage with dual voltage minimum 6 volt ,... Baca selengkapnya »

Schematic Audio Power Amplifier with IC AN7120

This schematic use the IC AN7120 for main system power amplifier with support some other components. In this circuit have a good sound quali... Baca selengkapnya »

Schematic Audio Power Amplifier with IC AN7118S

*notif : this circuit is stereo power amplifier Although the schematic power amplifier with IC AN7118S is difficult for lees understood mak... Baca selengkapnya »

Schematic Power Amplifier with IC AN7117

*notif : this circuit is mono amplifier Anyone who uses this amplifier circuit would be surprised. Although this circuit has a small power ... Baca selengkapnya »

Schematic Power Amplifier with IC AN7116 Mono Amplifier

*notif : this is mono amplifier. On this schematic circuit power amplifier with IC AN7116 , this schematic only use the IC because its... Baca selengkapnya »