What is a "Instructables Mobile Phone Jammer"? The Most Authoritative Explanation.

What is a "Instructables Mobile Phone Jammer"? The Most Authoritative Explanation.

What is a cell phone jammer?

Cell phone jammer is an electronic device that blocks 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.

What is a GSM-800 jammer?

Most of the mobile phones use the 800MHz band for communication and hence the name GSM-800, does that ring a bell? So, basically your mobile phone Jammer operates around this frequency range (GSM-800) to block the signals. What equipment do you need?

What are the advantages of a jammer device?

• It is efficient in blocking the transmission of signals from networks including UMTS, 3G, CDMA, GSM and PHS. • One Jammer device may not work at different frequencies, because Mobile phones operate at different frequency bands in different countries.

What is the power supply in a mobile jammer?

The power supply is used to provide the power to the entire sections in the mobile jammer with the available voltages. The basic block diagram of the power supply consists of the following parts. Transformer: The transformer is used to transform the 220V AC to the other voltage levels (step up and step down)

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