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  • Phase-Shift Oscillator For Audio Range

    2016-01-14 06:36:0595

    This phase-shift oscillator is useful for audio oscillator applications. Adjust R7 for a good sine w ave. An amplifier gain of 29 is required for oscil...

  • Audio graphic equaliser (BC109)

    2016-01-14 05:13:57117

    This article describes the Audio graphic equaliser (BC109). The content is very simple, very helpful. Components in this article can help you understan...

  • Audio noise generator

    2016-01-14 03:03:16273

    This simple circuit generates both white and pin noise. Transistor Q1 is used as a zener diode. The normal base-emitter junction is reverse-biased and ...

  • Audio Booster

    2016-01-14 01:45:45116

    Small and portable unit, Can be built on a veroboard The amplifier's gain is nominally 20 dB. Its frequency response is determined primarily by the val...

  • Audio frequency meter

    2016-01-14 00:30:38156

    The meter uses time averaging to produce a direct current that is proportional to the frequency of the input signal. Reprinted Url Of This Article: htt...

  • Portable Audio Ping Pong

    2016-01-13 23:45:4786

    Ping Pong or also known as "Table-tennis" in certain countries is a sport kindly about the speed, accuracy, tactics, and consistency. If you lack one o...

  • Fuzz audio converter using LM324

    2016-01-13 23:44:53291

    This is Fuzz audio converter circuit. By use diode 2 pcs. in feedback circuit of OP-AMP IC , number LM324. I make for build way music sound that have u...

  • Mini Audio Signal Generator(TLC271)

    2016-01-13 22:37:46150

    This article describes the Mini Audio Signal Generator (TLC271). The principle is very simple, very practical. The circuit components can help you unde...

  • Audio optical modulator circuit to explain

    2016-01-13 20:15:5477

    This article is an audio optical modulator circuit theory to explain. The combination of text read schematics would be more effective to grasp this pri...

  • Audio Expander Circuit

    2016-01-13 19:47:51451

    This audio processor is based on the Signc tics/Philips TDA3810N stereo, spatial, pseudo-stereo processor, IC. This processor uses a Philips TDA3810IC ...

  • Audio Memo Alert Circuit

    2016-01-13 18:27:0371

    This device prevents paper notes and memos from being overlooked. A paper note placed between two fingers made of a conducting material (metal or condu...

  • Phase-Shift Meter for Audio Frequency Signal

    2016-01-13 13:51:32164

    Simple phase shift measurement can be done by squaring both the measured and the reference, then compute the difference of the two signals. The accurac...

  • Audio Voice-Over Circuit using LM380

    2016-01-13 11:18:56144

    This circuit is a circuit diagram of a microphone preamp and circuits (voice circuit) has priority over any other audio signal. In its simplest form, t...

  • Pink Noise Generator for Audio Testing (UC3842BVD1G)

    2016-01-13 07:55:57115

    This article describes the Pink Noise Generator for Audio Testing (UC3842BVD1G). The content is very simple, very helpful. Components in this article c...

  • Audio Level Threshold Control(LM311)

    2016-01-13 06:19:11146

    This article describes the Audio Level Threshold Control (LM311). The principle is very simple, very practical. The circuit components can help you und...

  • Unity-Gain Four-Input Audio Mixer Circuit

    2016-01-13 05:41:19260

    The circuit has four inputs. The voltage gain between each input and the output is held at unity by the relative values of the 470kH input resistor and...

  • PCM1794A Audio DAC

    2016-01-13 04:40:00147

    PCM1794A Audio DAC This is DAC with integrated circuit PCM1794A. It is one of excellent audio DACs from Burr Brown (Texas Instruments). It has 24-bit r...

  • Audio Line Driver Circuit

    2016-01-12 23:37:56162

    This line driver can drive low-impedance lines with up to 70 V p-p max. IC1 is a low-noise op amp suitable for 15-V operation. T1 and T2 are regulators...

  • Audio oscillator

    2016-01-12 23:14:18185

    Almost any transistor will work R1 and Cl will vary the tone. Reprinted Url Of This Article: http://www.next.gr/audio/oscillators/audio-oscillator-l125...

  • GLCD Audio Spectrum Analyzer by Atmel ATmega8

    2016-01-12 19:10:47163

    Figure 1 Here is an audio spectrum analyzer project using an SG12232C GLCD module and based on Atmel ATmega8 microcontroller. The graphic LCD displays ...

  • Audio DAC

    2016-01-12 17:49:56111

    Audio DAC The described device is used to convert the digital signal format S / PDIF (AES3) to analog signal. It can be used for any device with an out...

  • LM381 4 channel audio mixer circuit design

    2016-01-12 16:28:05501

    Audio Circuits This 4 channel audio mixer electronic project is based on the lm381 low noise dual preamplifier IC . Each of the two amplifiers of lm381...

  • Audio To Uhf Preamp Circuit

    2016-01-12 15:16:0484

    The Signetics NE5204 or NE5205 can be used in this AF to 350-MHz (-30 dB) preamp. If 600 MHz @ 3 dB is needed, use the NE5205. The noise figure is 4.8 ...

  • Audiovisual collar explain the principle

    2016-01-12 14:25:4974

    Next is to explain the principles of audiovisual collar. The most effective way is to grasp the principle of combining schematic view text, combined wi...

  • Autodeconectare pentru echipamentele audio

    2016-01-12 12:27:1679

    Adaugat in Audio | fara comentarii Mai multe scheme cu: comutatoarere audio S201SO4 TLC272 Acest circuit simplu deconecteaza echipamentul din rack-ul d...

  • Audio Clipping Indicator

    2016-01-12 11:38:54120

    This Audio Clipping Indicator circuit was intended to detect clipping in preamp stages, mixers, amplifiers etc. and can be used as a separate, portable...

  • Audio Test Oscillator CIRCUIT (PZT2907AT1G)

    2016-01-12 11:37:5486

    This article describes the Audio Test Oscillator CIRCUIT (PZT2907AT1G). The content is very simple, very helpful. Components in this article can help y...

  • 8 x 8 Audio-video switch (1N4148)

    2016-01-12 10:08:0095

    This article describes the 8 x 8 Audio-video switch (1N4148). The content is very simple, very helpful. Components in this article can help you underst...

  • Low-distortion Audio-range Oscillator electronic circuit dia

    2016-01-12 09:23:1592

    Parts: P1_____________10K Log. Potentiometer (Dual-ganged) P2______________2K2 Linear Potentiometer R1,R2,R4,R5_____3K3 1/4W Resistors R3,R6_________82...

  • Oscillator produces audio sinusoids

    2016-01-12 09:02:1591

    By placing a tuned circuit in the UJT oscillator's current-pulse path, a 3750-Hz sinusoid can be created at B2 with the component values shown. Oscilla...

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