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Posts tagged Low Noise Balanced Microphone Preamp

Portable Mic Pre-amp 2 transistor

Portable Mic Pre-amp 2 transistor using BC549C, BC547B

Op-Amp Microphone Pream

Op-Amp Microphone Pream using NE5534 IC

audio analyzer circuit

Audio level indicator circuit spectrum analyzer for stress meter circuit diagram using UAA180 12 led indicator circuit spectrum analyzer for stress meter circuit diagram using UAA180

How to wire a car does not burn? This Automotive Wiring Tips

When we install a light or audio amplifiers in automotive, there are some things to consider  : 1. Make sure you use a cable rated for higher amperage, because if the value of small ampere results can be too hot and could melt the cable outlet and cause a fire. Beside that is likely to […]

Booster Audio mixer circuit diagram

  Booster Audio mixer circuit diagram using KA22242 DUAL EQUALIZER PRE-AMPLIFIER WITH ALC The KA22242 is a monolithic integrated circuit consist-ing of a dual equalizer amplifier with ALC and Mute function, and it is suitable for stereo radio cassette tape recorders. APPLICATION INFORMATION DESCRIPTION OF KA22242 The KA22242 has a simple package, 10-pin and built-in […]

Electronics Circuit Programmable LED light

Electronics Circuit Programmable LED light circuit diagram flashing LED that, after a preset number of flashes will illuminate steadily until P1 Reset Parts: R1______________10K 1/4W R2_______________1M 1/4W R3_______________1K 1/4W C1_______________4µ7 25V C2______________10nF 63V D1___________1N4148 75V 150mA D2______________LED IC1____________4060 B1______________3V to 15V Battery

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