What is a "Mobile Signal Jammer Circuit"? The Most Authoritative Explanation.

What is a mobile signal jammer and how it works?

A Mobile signal jammer is an electronic device that blocks the transmission of signals between a cell phone and a base station. By using the same frequency as a mobile handset, the cell phone jammer creates strong interference for communication between the caller and receiver.

Are mobile phone jammer devices becoming civilian?

Nowadays the mobile users are increasing day by day, hence the mobile phone jammer devices are becoming civilian by comparing with the electronic devices to disable the mobile signals in specific locations. What is a Mobile Jammer? A mobile jammer is an instrument used to protect the cell phones from the receiving signal.

What is a cell phone jamming device?

It is an electronic countermeasure device. There is a simple technology behind the entire concept of cell phone jamming. The jamming device broadcasts an RF signal in the frequency range reserved for cell phones that interferes with the cell phone signal, which results in a “no network available” display on the cell phone screen.

How to turn on/off the cell phone jammer?

The Switch S1 is used to turn ON and turn OFF the cell phone jammer. In the above circuit the 555 Timer is used as the Frequency generator. The output of the 555 timer is fed to the amplifier circuit through a 1uf electrolytic capacitor. This capacitor blocks the dc and allow the AC signal to pass which is amplified by the Transistor Q1.

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What is a "Mobile Signal Jammer Circuit"? The Most Authoritative Explanation.

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