What is a "How To Make Homemade Cell Phone Jammer"? The Most Authoritative Explanation.

What is a "How To Make Homemade Cell Phone Jammer"? The Most Authoritative Explanation.

What is a cell phone jammer used for?

This cell phone jammer may also be used to block signals of cell-based car trackers and even mobile phone controlled IEDs. Who knows when this may be handy? The mixer is originally made for 600MHz but was reconfigured for new parameters. RF amplifier makes outgoing signal really more powerful and effective for the price of additional power supply.

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 do you need to build an RF jammer?

Also, you'll need a good RF-testing equipment, an aluminium box, ultra-high frequency connectors which can be found in old phones, 9-volt battery, and a voltage regulator. How to build? Once you gather all the above-mentioned equipment, start building the jammer.

Why does my phone jam when I make a call?

GSM800 is the most popular band for cell phones. Such cell phones have their transmitted frequency always separated exactly by 45MHz from its received frequency. So when the call attempt is made it jams itself via returning signal. Its own signal! It must be fun to make some annoying phone talker to stop in this way.

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