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Posts tagged BF494

Control Jammer Circuit Module

Control Jammer Circuit Module Android Signal Jammer – silent mode jammer app using LM555, MRF947 Mobile jammer circuit design using BF494 Mobile jammer circuit use only in GSM1900 with frequency from 1930 MHz – 1990 MHz. The GSM1900 mobile phone network is used USA, Canada TV Remote Control Jammer  using 555, C829 This circuit functions […]

How Washing Machine Repair – WASHING MACHINE

Washing Machine Repair – WASHING MACHINE Tips for the motor is not quickly broken washer Avoid leakage of water to moisten the motor, the capacitor is broken, and its microcontroller series, due to leakage of water that soaks the motor winding washing machine will make a fire, and the capacitor is broken, let alone a […]

TDA1521- Stereo audio amplifier circuit modules

TDA1521 Audio circuit This is a stereo audio amplifier circuit modules that provides 12W IC TDA1521 schematic – TDA1521 – TDA1521Q is a dual hi-fi The audio power supply 0v terminal chassis 0v, and +16v connect chassis +16 -16 connect chassis -16v   TDA1521, TDA1521 Audio Stereo circuit, TDA1521 schematic, TDA1521 Stereo audio amplifier circuit […]

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