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  • 2 x 30 watt amplifier using LM4765

    2014-11-14 13:02:14403

    A very simple 2 x 30 watt amplifier electronic circuit project can be designed using the LM4765 stereo audio amplifier IC capable of delivering typical...

  • KA22135-the single chip stereo playback integrated circuit

    2014-11-14 12:23:2473

    KA22135 is a single chip stereo playback integrated circuit produced by Samsung, which is used in all kinds of ultra-small radios and recorders. 1.the ...

  • T6668--the audio process integrated circuit

    2014-11-14 06:52:2882

    1. Function featuresThe internal circuit of T6668 consists of the microphone amplifier that is formed by CMOS backward amplifiers, the ADM separation/c...

  • Phone ringing warner

    2014-11-14 04:53:4480

    Phone ringing warner can cut-off music power supply which is playing now when a phone calling in ,to avoid bobbling phone. It consists of transmitter a...

  • Increasing-volume Close-the-door Reminder Circuit

    2014-11-14 04:38:4172

    As shown in the figure is an increasing-volume close-the-door reminder circuit. It is used in confidential rooms of banks or other organizations to rem...

  • Electret microphone amplifier with TLV1018

    2014-11-14 02:21:59102

    Made in a tiny capsule the electret microphone amplifier can be used in various audio applications where space is critical. The integrated circuit elec...

  • PCM2704 USB sound card

    2014-11-14 02:17:10706

    An very nice audio application circuit is the USB sound card that can be used with speakers or headphones . This USB mini sound card circuit is based o...

  • High-precision Linear Amplifier Circuit

    2014-11-13 22:53:1782

    The circuit is used to detect sensor signal. The circuit consists of bridge, operational amplifier A1, bridge voltage supply amplifier A2,A3. The outpu...

  • Sprinkler Sound Effects Artificial Circuit

    2014-11-13 18:16:3273

    Sprinkler sound effects artificial circuitis composedof a CD4069 and a CD4011, which form three groups of multivibrator with different frequencies. Aft...

  • 60 watt audio amplifier project using STK4038

    2014-11-13 18:09:06166

    Using the STK4038X audio amplifier IC, can be designed a very simple high power and efficiency audio power amplifier . This circuit is manufactured by ...

  • MAX9741 stereo Class D audio power amplifier circuit

    2014-11-13 16:54:33135

    Audio schematic circuit presented in this diagram is a stereo Class D audio power amplifier provides Class AB amplifier performance with Class D effici...

  • 1W TDA8541 audio amplifier circuit diagram

    2014-11-13 14:20:10296

    This low power audio amplifier schematic circuit is based on the TDA8541 amplifier IC which is capable to deliver a maximum output power of 1.2 W into ...

  • LM4910 minimum output noise / reduce output power circuit di

    2014-11-13 09:56:0774

    The figure shows the LM4910's minimum output noise / reduce the output power circuit. Measures to reduce the output noise are: it adds a resistor Rseri...

  • Class D amplifier electronic project using NCP2824

    2014-11-13 08:39:36237

    Using the NCP2824 filterless Class D amplifier can be designed a very simple low power audio amplifier electronic project, capable of delivering up to ...

  • TDA1514 50W audio amplifier

    2014-11-13 07:32:45208

    This audio amplifier circuit is capable to provide a high audio power using a specialized audio IC and other few common components . The heart of this ...

  • TA8215 car audio amplifier

    2014-11-13 03:12:49191

    The audio amplifier electronic project presented in this diagram is based on the TA8215 amplifier IC manufactured by Toshiba Semiconductor . The TA8215...

  • LM1496 frequency doubler circuit

    2014-11-13 01:53:4598

    Using the LM1496 integrated circuit can be made a very simple frequency doubler LM1496 can process only signals that do not exceed 25 mV: above this le...

  • 470 mWatts audio amplifier for portable applications

    2014-11-13 00:51:01307

    A very simple audio amplifier electronic project can be designed using this circuit diagram . This audio amplifier project can be used in small audio c...

  • High Quality Dual Channel Mega Bass Circuit

    2014-11-12 23:30:19147

    Principle of the circuit: After the input signal goes through low pass processing with changing slope of 24 db/oc by a four-order low pass filter compo...

  • Multitone Buzzer Circuit

    2014-11-12 18:24:4785

    As shown in the figure, the multitone buzzer is composed of a six inverse buffer converter CD4049.It can produce a lot of tones if it is adjusted. In t...

  • Electronic power limiter circuit diagram

    2014-11-12 16:18:3282

    Using this electronic power limiter circuit the output of a power electronic amplifier AF may be limited when they are exceeding the predefined amplitu...

  • TDA1308 audio headphone amplifier

    2014-11-12 15:30:56244

    This audio amplifier showed in this circuit diagram , is a very simple and efficiency audio amplifier circuit based on the TDA1308 integrated class-AB ...

  • Music Integrated Circuit

    2014-11-12 14:14:0190

    CIC481 is a CMOS music integrated circuit with songs played by piano, organ and mandolin. It can be used in products like toys, clocks, doorbells, etc....

  • TDA2005 audio amplifier circuit

    2014-11-12 13:10:161381

    This car radio audio amplifier circuit is specially designed to work on devices like : car radios , cd-players and similar devices . This car radio aud...

  • Password Electronic Doorbell Circuit

    2014-11-12 11:49:1774

    The password electronic doorbell is actually one that can tell whether it is a member of family and a visitor .Because a family member knows the passwo...

  • TDA7496 class AB power amplifier circuit

    2014-11-12 11:30:41451

    Audio amplifier circuit presented in this schematic is a stereo 5+5W class AB power amplifier assembled in a Multiwatt 15 package designed for high qua...

  • TDA1015 portable audio amplifier circuit

    2014-11-12 10:43:36205

    This portable audio amplifier circuit electronic project is based on TDA1015 integrated audio amplifier circuit designed for portable radio and recorde...

  • LM4811 Dual-channel headphone amplifier circuit diagram

    2014-11-12 08:16:5583

    LM4811 is a dual channel headphone amplifier with 5V power supply. Each channel outputs 105mW continuous average power to drive 16Ω load. Total harmon...

  • Electronic bell using buzzer

    2014-11-12 07:07:1074

    A simple electronic buzzer can be made using electronic diagram below. This circuit produces an "big bang" sound ordered by an piezoelectric element so...

  • Back-up-Attention-Please Language Integrated Circuit

    2014-11-12 06:15:2175

    HFC5210 can send out warning —— back up, attention please .This circuit has good performance, clear pronunciation and a simple peripheral circuit. ...

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