What is a "Mobile Phone Detector"? The Most Authoritative Explanation.
What is a cell phone detector?
The Cell Phone Detector is essentially a Frequency Detector or a Current to Voltage Converter Device, which detects frequencies between 0.8 and 3.0 GHz (Mobile Band Frequencies). RL balanced circuit (Resistor–Inductor circuit) is not ideal for detection at the RF signals in GHz range.How does a single mobile phone detection system work?
A single mobile phone detection system consists of a large number of cameras. Infra-red flash is incorporated in the system, which can take high-resolution pictures. The cameras can work during the night and the day as well. In addition, these cameras work in any weather and up to speeds of 300km/hr.How do cell phone detector bugs work?
How Cell Phone Detector Works: The moment the bug detects RF transmission signal from an activated mobile phone, it starts sounding a beep alarm and the LED blinks. The alarm continues until the signal transmission ceases.How far can a mobile phone detector detect?
This mobile phone detector can sense the presence of an activated mobile phone from a distance of four to five metres. So it can come handy in an examination hall or meetings where mobile phones are not permitted.
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