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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 […]

Frequency Generator Circuit Modules

Frequency Generator Circuit Modules using 555 or BC560C The second circuit will produce a different sound because of changes Frequency Generator Circuit Modules can be set its Frequency

TDA2050 Audio Amplifier circuit module

TDA2050 Audio Amplifier circuit module Audio class-AB audio amplifier, 30 x 2 W 12V

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