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  • TDA7850 car power amplifier

    2014-11-24 22:30:36444

    TDA7850 it’s a very simple class AB car power amplifier circuit designed in MOSFET technology which use just few external components . This TDA7850 c...

  • Infrared receiver for audio signal

    2014-11-24 21:50:4288

    Using this circuit diagram electronic project, can be made a very simple infrared receiver. The output signal of the infrared diode D1 is amplified by ...

  • Wireless audio transmitter using IR

    2014-11-24 17:27:2796

    Using this circuit diagram, can be made a very simple audio transmitter, using infrared connection. The infrared emitter can be used to transmit an aud...

  • 4 channel stereo audio signal switch circuit diagram using C

    2014-11-24 14:44:22102

    Using electronic diagram below, through a single switch is possible to choose one of four separate stereo channels. Internal switch is made by CMOS com...

  • Stereo balance indicator

    2014-11-24 13:08:24164

    A very simple and useful stereo balance indicator circuit that is based on few common external  components is presented in this circuit diagram . The ...

  • TDA2822,TDA2822M Double audio power amplifier integrated cir

    2014-11-24 12:00:13160

    TDA2822 IC has a small quiescent current and cross-distortion characteristics,and it can be composed of dual-channel BTL circuit which is suitable for ...

  • TDA7250 high power audio amplifier

    2014-11-24 10:44:42212

    Using the TDA7250 audio driver designed by SGS Thomson , can be designed a very simple high power audio amplifier electronic project using few external...

  • STK4050V 200 watt amp electronic circuit

    2014-11-24 09:08:49239

    This 200 watt audio amplifier circuit diagram is based  on STK4050V high power audio amplifier IC and is designed do deliver up to 200 watts audio pow...

  • TL081 gain mitigation selector circuit

    2014-11-24 04:57:34111

    Using TL081 operational amplifier, and a few electronic components can and designed a gain mitigation selector circuit. This TL081 gain mitigation sele...

  • Power Amplifier Circuit Made of LM317

    2014-11-24 03:52:00109

    This circuit is Pure Class A, and using a low noise tube as its voltage amplifier, so the THD, NF indexs are quite good. Its output power can reach 30 ...

  • TDA7294 bridge power amplifier (150W/8ohms -170W/16ohms)

    2014-11-23 17:19:55544

    This 150 watt audio amplifier circuit is made using TDA7294 integrated circuit bridge mode configuration, where two TDA7294 are used, as shown in schem...

  • Smoking Warning Indicator (2)

    2014-11-23 16:21:3769

    When gas sensor detects no smoke, the resistance value between A and B is large, and IC1's 2 pin has high level, 3 pin outputs low level. Then the soun...

  • LM1877 audio power amplifier circuit diagram

    2014-11-23 15:53:29744

    Using the LM1877 monolithic dual power amplifier can be designed a very simple audio amplifier circuit for small audio applications like portable devic...

  • 1 watt audio amplifier circuit using NCP2830

    2014-11-23 12:28:5484

    This 1 watt audio amplifier circuit is designed by ON Semiconductor based on NCP2830 mono audio power amplifier ic designed for portable communication ...

  • S13033C--the 3.3 5-pole voltage steady integrated circuit

    2014-11-23 11:16:1762

    S13033C is the 3.3 5-pole voltage steady integrated circuit produced by Microsoft, which is widely used in the voltage steady circuits of video players...

  • TDA7056 integrated audio amplifier circuit

    2014-11-23 10:54:54301

    This audio amplifier circuit amplifier is based on the TDA7056 integrated audio amplifier circuit . This TDA7056 audio amplifier will provide a maximum...

  • LM3886 production amplifier circuit

    2014-11-23 10:11:57206

    LM3886 is used to make amplifier. LM3886 is a National Semiconductor’s high-fidelity power amplifier IC with over-voltage protection and over-tempera...

  • LV47011P car audio amplifier circuit diagram

    2014-11-23 07:11:41116

    Using the LV47011P audio power amplifier IC designed for 4-channel BTL power amplifier that developed for car audio system we can implement a very simp...

  • 70 - 90 watts audio amplifier electronic project

    2014-11-23 06:44:00133

    Using electronic diagram below can be build a very simple audio amplifier designed so as to provide an output of 70 W on a load of 8 ohms. If the compo...

  • Medium-wave AM radio circuit

    2014-11-23 05:46:34116

    This circuit uses a FET for the preamp, and input signal is applied to the gate. In the drain loops, two loops have band-pass filter, and they use two ...

  • Voice recording and playback circuit

    2014-11-23 03:14:33119

    This voice recording and playback circuit is designed using ISD1012, ISD1016 and ISD1020 integrated circuits that allow recording and playback of certa...

  • Reversed-phase Combiner Amplifier Circuit

    2014-11-23 03:12:3169

    The circuit has a 351-type basic rate of 13V/μs which can reach 0.01% level when 10V step signal is beyond 8μs. A1 is precise direct current amplifie...

  • TDA1029 Signal-sources switch

    2014-11-23 02:52:22196

    This signal source switch electronic project is based on the TDA1029 IC . The TDA1029 signal source switchis a dual operational amplifier (connected as...

  • AN26OP AM frequency converter and FM/AM integrated circuit

    2014-11-23 00:05:2491

    The AN260P is the AM frequency transmission, FM and AM INTREQ integrated circuit, which is used in radios, recorders and grouped stereo circuits.1. the...

  • 20 watt amplifier electronic project

    2014-11-22 21:37:34123

    A very simple 20 watt amplifier electronic project circuit can be designed using the TA7280P, TA7281P dual audio power amplifier IC designed for consum...

  • SSM2015 microphone preamplifier circuit

    2014-11-22 20:31:22107

    A simple microphone preamplifier can be designed using SSM2015 chip, manufactured by Precision Monolithics Inc. (PMI), which provides high gain and low...

  • Program Controlled Gain Amplifier Circuit

    2014-11-22 19:02:2382

    The circuit is differential input program controlled gain amplifier circuit. 5G4051 works as a single-pole eight-throw switch. When its pin 6 has low l...

  • HA1377--the audio power amplifier circuit

    2014-11-22 17:43:50213

    HA1377 is an audio power amplifier circuit produced by Hitachi, there are two teams of amplifier circuits on a silicon chip, the circuit has a big outp...

  • TDA7377 (2x30 W) audio amplifier

    2014-11-22 17:24:05336

    The TDA7377 amplifier is a class AB car radio amplifier able to work either in DUAL BRIDGE or QUAD SINGLE ENDED configuration. With few external compon...

  • TDA7381 car audio amplifier circuit diagram

    2014-11-22 13:54:23333

    Using Tda7381 audio amplifier IC you can design a very simple 4x25 watts car radio amplifier circuit . Thanks to the fully complementary PNP/NPN output...

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