Position: Index > Audio Circuit >
  • Low distortion audio gain limiter

    2016-01-15 19:21:06111

    The level at which the limiter kicks in audio can be adjusted with the selector knob LIMIT LEVEL. When this level is exceeded, the output of the half-L...

  • Audio Mixer with 3-Channel Input

    2016-01-15 17:31:35104

    Figure 1 The circuit was designed to provide an overall gain of one between the output and each input channel on an audio mixer with 3-channel input. A...

  • Audio limiter circuit schematic

    2016-01-15 16:51:21206

    This audio limiter circuit is easy to build, works with BA741 8pins or 4pins so pay attention and uses a symmetrical power supply. When the audio input...

  • Audio notch filer (LF351)

    2016-01-15 13:58:4492

    This article describes the Audio notch filer (LF351). The content is very simple, very helpful. Components in this article can help you understand bett...

  • Fast Audio Peak Limiter (2N5459)

    2016-01-15 12:32:01141

    This article describes the Fast Audio Peak Limiter (2N5459). The content is very simple, very helpful. Components in this article can help you understa...

  • How to build Precision Audio Millivoltmeter

    2016-01-15 11:20:3588

    Measures 10mV to 50Volt RMS in eight ranges Simply connect to your Avo-meter set @ 50uA range Circuit diagram Parts: R1 909K 1/2Watt 1% Metal Oxide Res...

  • Audio automatically closed circuit

    2016-01-15 09:11:5280

    This article presents an audio automatically closed circuit. To better grasp this principle, you can combine text understandable that circuit. For a mo...

  • Precision Audio Generator For Musical Instrument Tune-Up Cir

    2016-01-15 08:43:2874

    One section of the precision audio frequency generator uses an electret microphone element to pick up audio from the piano. That signal is then process...

  • Stereo Application Circuit Schematic of The ADAU1592 Audio P

    2016-01-15 06:40:0888

    This is a typicalstereo application circuit schematic of the ADAU1592, a 2-channel, bridge-tied load (BTL) switching audio power amplifier. You can app...

  • Audio Compressor/Audio-Band Splitter

    2016-01-15 02:14:04245

    This 2-band compressor splits the audio into high and low frequencies and allows independent adjustmen t of each. TVo active filters drive the two halv...

  • Stereo IR audio receiver(2N3906)

    2016-01-15 01:25:1694

    This article describes the Stereo IR audio receiver (2N3906). The content is very simple, very practical. The components of the article can help you un...

  • Peak Reading Audio Level Meter CIRCUIT (CA3140)

    2016-01-15 00:05:53133

    This article describes the Peak Reading Audio Level Meter CIRCUIT (CA3140). The content is very simple, very helpful. Components in this article can he...

  • Audio Mixer with SSM2024

    2016-01-14 23:28:3090

    This audio mixer circuit schematic we propose here is built around four amplifiers, which are current controlled, all of them incorporated in IC SSM202...

  • 4 Channel Portable Audio Mixer(TL061 )

    2016-01-14 23:12:45238

    This article briefly describes the 4 Channel Portable Audio Mixer (TL061). This principle is easy to understand, but also very practical. Depth underst...

  • Telephone Audio Interface electronic circuit diagram

    2016-01-14 21:37:3874

    Description: Audio from a telephone line can be obtained using a transformer and capacitor to isolate the line from external equipment. A non-polarized...

  • LM386 Audio Amp IC Internal Circuit Schematic

    2016-01-14 21:32:52278

    LM386 had been used for long time as an audio amplifier IC for low power applications. The schematic herein shows the LM386 internal circuit schematic....

  • measuring instruments audio (BC327)

    2016-01-14 21:00:2680

    This article describes the measuring instruments audio (BC327). The content is very simple, very helpful. Components in this article can help you under...

  • Audio Signal Detector Switch

    2016-01-14 20:12:19139

    This circuit will activate a transistor switch when it detects at least 50mv peak to peak of an audio signal. It could be used to turn on a relay, rout...

  • How to build Mini Audio Analyzer

    2016-01-14 19:23:1997

    Description This analyst is, a sensitive instrument, in the frequency changes and width of a acoustic signal. Thus the brightness of LED that turns on ...

  • Precision Audio Millivoltmeter(CA3140)

    2016-01-14 18:40:00143

    This article describes the Precision Audio Millivoltmeter (CA3140). The principle is very simple, very practical. The circuit components can help you u...

  • Speaker Box Audio Amp electronic circuit diagram

    2016-01-14 17:59:53100

    Design Philosophy I did this design after getting a new computer. After buying the processor, monitor, and printer, I wasn't willing to spring for a se...

  • VU And PPM Audio Metering (BC549)

    2016-01-14 17:55:0599

    This article describes the VU And PPM Audio Metering (BC549). The content is very simple, very helpful. Diagram showing the principle is as follows. Co...

  • Audio Alarm Circuit

    2016-01-14 17:32:0072

    In the circuit, U1 amplifies the audio picked up by the condenser microphone. Resistor Rl limits current, while R2 and R3 center the output of the ampl...

  • Audio Decibel Level Meter

    2016-01-14 15:53:0585

    This is a circuit of Audio Decibel Level Meter. This circuit uses the SA604 which not only designed as an RF device but also the Received Signal Streng...

  • Second-audio-program-adapter

    2016-01-14 14:30:5082

    The baseband-audio input comes from the pole of switch Sl in the stereo decoder, and is coupled to IC1 (a CA3089) via a 78.6 kHz bandpass filter that c...

  • Silent audio switching-mixing

    2016-01-14 13:39:43145

    Two or more signals can be switched and/or mixed without annoyingclicks by using FETs and a low input-impedance op amp circuit. Reprinted Url Of This A...

  • THX Audio Engine

    2016-01-14 12:24:2584

    THX Audio Concept While sitting in a theater or in front of a home theater system we all have wished to get the best seat to get the best view and the ...

  • Three Channel Audio Mixer Circuit

    2016-01-14 10:45:5970

    Small portable device - 9V battery operation Three high/low-sensitivity switchable inputs Although the modular Portable Mixer design available on these...

  • Audio input selector circuit (4416 CMOS)

    2016-01-14 10:45:18157

    CMOS switches are used directly to select the entries in the audio circuits, it can introduce unacceptable levels of distortion, but if the switch is i...

  • Audio visual indicator telephone principle introduced

    2016-01-14 09:38:5669

    This article is a telephone audio visual indicator introduce the principle. Want more quickly grasp the principles, please carefully read schematics co...

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