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

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

What is a mobile phone jammer?

Mobile phone jammer. A mobile phone jammer or blocker is a device which deliberately transmits signals on the same radio frequencies as mobile phones, disrupting the communication between the phone and the cell-phone base station, effectively disabling mobile phones within the range of the jammer, preventing them from receiving signals...

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.

How many circuits are there in a mobile jammer circuit?

Basically the mobile jammer circuit consists of three main circuits. If the three main circuits are gathered then the output of that circuit is called as a jammer. The three circuits are mentioned below As we can see that the transistor Q1, and the two capacitors C4 & C5 and also with one resistor can compose the RF amplifier.

Should cell phone jammers be used to keep prisoners from escaping?

Since the July 7, 2005 bus bombings in London, law enforcement agencies all over the country has sought a need for jammers to keep prisoners from making communications that could lead to their escape. However, the British youth and human rights advocates express their concerns on the proposed widespread use of mobile phone jammers.

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