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  • MOSFET power audio amplifier circuit

    2014-11-22 13:47:27130

    This MOSFET power audio amplifier circuit is designed using an TL071C operational amplifier some electronic components and two power MOSFET transistors...

  • TDA2050 high fi audio power amplifier circuit diagram

    2014-11-22 07:24:33399

    TDA2050 audio power amplifier is a monolithic integrated circuit in Pentawatt package, intended for use as an audio class AB audio amplifier. This 35 w...

  • M8031 ding dong circuit diagram

    2014-11-22 07:11:15221

    This electronic circuit diagram is a ding-dong sound effect generator electronic device based on the M8031 circuit designed using CMOS technology . The...

  • LM3915 level bargraph

    2014-11-22 04:24:23709

    The LM3915 is a monolithic integrated circuit that senses analog voltage levels and drives ten LEDs, LCDs or vacuum fluorescent displays, providing a l...

  • Audio Voice-Over Circuits

    2014-11-22 01:59:18151

    This is a circuit where a microphone and preamp circuit (voice circuit) have priority over any other audio signal. You can think of this as a one way i...

  • Sound fader electronic project using TEA6320

    2014-11-22 01:50:52131

    Using the TEA6320 integrated circuit , manufactured by Philips Semiconductors , you can design a very simple , very useful sound fader electronic proje...

  • M51513L 5.8W Audio power amplifier circuit diagram

    2014-11-22 01:12:29109

    M51513L is theaudio power amplifier IC. It uses 10-pin single in-line plastic package. The features of the two ICs are high voltage gain, large output ...

  • The 100~200W full-automated regulator profile circuit of the

    2014-11-22 00:52:43103

    Circuit principles: the grid power supply is connected with the 3-pin of transformer B by the switch and the normally closed spot J. R1 is the sampling...

  • 100w power amplifier using STK404-130S audio IC

    2014-11-21 21:41:26268

    A very high power and efficiency 100w power amplifier electronic project can be designed using the STK404 audio power amplifier hybrid ICs that consist...

  • High gain microphone preamplifier electronic project

    2014-11-21 21:41:10105

    A very simple high gain microphone preamplifier electronic project can be constructed using this circuit diagram . This microphone preamplifier electro...

  • KA2292-the single chip stereo radio integrated circuit

    2014-11-21 17:50:5079

    1. Main functions of KA2292 The FM part of KA2292 includes circuits of FM high-frequency amplifier, local machine oscillating FM mix, FM INTREQ, modula...

  • TDA8571J audio power amplifier circuit diagram

    2014-11-21 14:34:36232

    Electronic circuit diagram presented here is an audio power amplifier based on TDA8571J chip which is an integrated class-B output amplifier with four ...

  • LM4911 OCL output earphone amplifier circuit diagram

    2014-11-21 12:38:1383

    LM4911 is a stereo headphone amplifier with 3.3V power supply. Every channel outputs 40mW that continuous average power drives 16Ω load, or every chan...

  • CX20172 Two-track audio power amplifier circuit diagram

    2014-11-21 12:23:2073

    CX20172 uses 14-pin dual flat package, operating supply voltage 0.9 ~ 2.2V. when Vcc is 1.5V, RL is 8Ω and THD is 10% the two-channel in the working m...

  • buffer circuit of isolated capacitive load of OPA606

    2014-11-21 12:13:3669

    The picture shows the buffer circuit of isolated capacitive load.The general operational amplifier will greatly effect the circuit stability,and its dy...

  • PT2350 tone control circuit

    2014-11-21 11:11:01557

    A very simple and useful tone control circuit diagram is presented in this schematic . This tone control circuit is designed using PT2350 tone control ...

  • TBA820M microphone amplifier circuit

    2014-11-21 10:11:21245

    This microphone amplifier circuit is an high sensitivity microphone amplifier based on TBA820M integrated circuit. The TBA820M is a monolithic integrat...

  • The white noise generator

    2014-11-21 07:43:41123

    In the figure is the ICMM5837 wide-band white noise generator, the white noise is generated by the 3dB filter of the 10Hz to 40KHz octave. The noise ha...

  • LM386 audio amplifier for voice

    2014-11-21 07:42:43319

    This voice audio amplifier circuit is designed using LM386 operational amplifier. LM386 is a power amplifier designed for use in low voltage consumer a...

  • Voice changer circuit project designed using RTS0072B

    2014-11-21 05:50:34194

    A very simple voice changer electronic circuit project can be designed using the RTS0072B single chip CMOS LSI designed for voice changer, which can tr...

  • The surrounded sound generator composed of TA8173AP

    2014-11-21 01:05:2493

    See as the figure, both the output and input are dual-channel, by the switch on 13-pin, we can choose normal sound or surrounded sound. After crossing ...

  • Headphone amp schematic using NJM2768B

    2014-11-20 18:45:14783

    Using the NJM2768B audio amplifier IC you can design a very simple high efficiency headphone amp electronic project amplifier for portable devices . NJ...

  • Computer Mainboard ATXPWROK Control Circuit

    2014-11-20 17:32:0576

    When it is working, ATXPWROK is high level. Q45 is connected and Q44 is disconnected. +12V voltage will be put on Q43 and Q24's pin 2 through resistors...

  • The production circuit of three-tube FM wireless microphone

    2014-11-20 16:11:0175

    The microphone uses the direct FM mode with the center frequency in 90MHz, transmit power is about 0.5W, and the largest frequency offset is 50kHz, and...

  • Simple audio oscillator

    2014-11-20 15:35:01162

    A very simple audio oscillator electronic project can be designed using two transistors and some other electronic parts . As you can see in the circuit...

  • TA8155FN--the recording/reproducing signal process integrate

    2014-11-20 15:00:2174

    TA8155FN is the recording/reproducing signal process integrated circuit produced by Toshiba, which is used in Aiwa, SONY, Toshiba and local walkmen.TA8...

  • K9450M--the sound 1st intermediate bandpass filter integrate

    2014-11-20 14:18:5267

    K9450M is the sound 1st intermediate bandpass filter integrated circuit, which is widely used in Konka large screen color TV set of S serial.1.function...

  • LM4550 audio amplifier circuit for AC97 Rev2.1 architecture

    2014-11-20 12:53:32189

    A simple low power audio amplifier circuit diagram used in PC systems on the AC97 Rev2.1 architecture , based on the LM4550  audio codec . Using 18-bi...

  • Multifunctional Music Doorbell Circuit

    2014-11-20 12:53:1172

    Multifunctional music doorbell has three functions.First, it can set a password; second, it has the function of avoiding disturbance; thirdly, it can i...

  • Simple long-distance wireless microphone circuit

    2014-11-20 12:34:53154

    The loop antenna L1 for emission also serves as the oscillation coil, the high frequency current flowing in antenna has the same resonance with the osc...

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