The post describes simple battery charge monitor circuits or battery status circuits. The first design is a 4 LED voltage monitor circuit using the versatile IC LM324. The idea was […]
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10 Band Graphic Equalizer Circuit
The proposed 10 band graphic equalizer circuit can be used in conjunction with any existing audio amplifier system to get an enhanced 10 stage audio processing, and customized tone control. […]
Low Pass Filter Circuit for Subwoofer
The post explains a simple low pass filter circuit which can be used in conjunction with subwoofer amplifiers for acquiring extreme cuts or bass in the frequency range 30 and […]
Non-Contact Cable Tracer Circuit
The post explains a simple non-contact cable tracer circuit which can be used for locating faults in long wound cables and wire bundles without a physical contact. The Circuit Concept […]
Long Range Transmitter Circuit – 2 to 5 Km Range
The proposed long range transmitter circuit really is very steady, harmonic free design which you can use with standard fm frequencies between 88 and 108 MHz. Technical Specifications of the […]
Stereo FM Transmitter Circuit using IC BA1404
The following posts explains how to build a simple to build FM stereo transmitter circuit using IC BA1404. About the IC BA1404 An exceptional stereo audio FM wireless transmitter circuit […]