Monday, February 28, 2011

Transistor checker tool with circuit

The above sequence is a circuit of development of the transistor circuit tester before, which of cou...

Transistor quality checker

Transistor are the components that have never missed on any electronic circuit . To determine whethe...

Radio signal interference detector circuit

This circuit is  good for finding component causing incidence trouble voice at radio-set of receiver...

Sunday, February 27, 2011

Fish caller electronics circuit

For those of you who like fishing, this circuit is very suitable for you implement, because it can ...

Booster amplifier circuit

The above circuit is a circuit of booster amplifiers or amplifier end of a power amplifier circuit, ...

Saturday, February 26, 2011

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 stabilizatio...

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 i...

Friday, February 25, 2011

USB to phone battery charger circuit

Without any   USB to phone battery charger circuit we can charging phone battery using port on ...

Thursday, February 24, 2011

Phone Battery Charger circuit

The circuit above is a simple circuit to charge phone battery . Charge battery uses an output transf...

Wednesday, February 23, 2011

-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 Darl...

+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 V...

Dual Tracking regulator circuit

A IC MAX634 inverting regulator is combined with a IC MAX630 to provide a dual tracking approximatel...

Stereo Audio Amplifier with IC TEA2024

 The circuit above is based on IC TEA2024, package IC is SIP2-10 and manufactered by THOMSON. Circui...

Tuesday, February 22, 2011

14 Watt car audio amplifier circuit

  Basic operation of this amplifier is on IC TEA2021 , In this circuit minimum require voltage is 4...

Low battery detector circuit

You feel confused to detect wether a battery is low or high, or you want to be notified if the batte...

Battery charger circuit

This cahrger based on chargeing voltage 2,4 Volts per cell , in accordance with most manufacterers r...

Variable charger circuit

Indeed the accu charger circuit , the voltage required must be in accordance with voltage batteries...

Monday, February 21, 2011

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 loud...

Schematic Power Amplifier with IC TDA7370

Here..... this circuit is stereo power amplifier , based on IC TDA7370, its nice Intregated Power am...

TDA7240 / TDA7241 amplifier schematic

On this circuit based at IC TDA7240A , this circuit require minimum voltage 8 volt and maximum volta...

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 a...

Sunday, February 20, 2011

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...

1,6 Watt intregated circuit audio amplifier

This Circut based on IC TDA7231 , Minimum voltage require 2 Volts and maximum voltage 15 volts . I r...

Saturday, February 19, 2011

Tone control mono circuit with C828 / C945

This is mono circuit tone control , include adjusting bass , trebel , and master volume. Minimum vol...

Master mixer circuit with one potentiometer

This circuit is used for controlling the volume of output  and then entered the mixer, but this circ...

Friday, February 18, 2011

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 ampl...

Thursday, February 17, 2011

1200W power amplifier with sanken

This 1200W power amplifier with sanken using a booster 8 sets sanken , the buffer using transistor D...

Wednesday, February 16, 2011

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 jus...

1 W mini audio amplifier circuit

In this circuit requires only three components , namely IC TDA7052 , and 2 capacitor electrolyte. Ac...

Tuesday, February 15, 2011

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 ...

Audio power amplifier circuit based on TDA4920 , TDA4925 , TDA4930

Specification : This is stereo amplifier , based on IC TDA4920 , TDA4925 , TDA4930 . Minimum voltage...

30W , TDA3000 intregated audio amplifier

This circuit based on IC TDA3000 or you can use IC TDA2870 , minimum voltage require 12 volts and ma...

Low Power Audio Amplifier Circuit with IC TDA2824S

This is stereo audio amplifier with based on ICTDA2824S , Minimum voltage require 3 volts and maximu...