Cellphone detector

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Cellphone detector

Vipul Vaibhav Mishra Dept. It is understood that by this approval, the undersigned do Cellphone detector necessarily endorse any conclusion drawn or opinion expressed therein, but approve the theory for the purpose for which it is submitted.

We express our heartfelt thanks to, Mr. Manish Bilgaye, Head, Department of Electronics and Communication Engineering in Institute of Technology and Management,Gwalior for his valuable guidance, and encouragement during my project.

We wish to express our deep sense of gratitude to Mr. Vipul Mishra, our project guide for his able guidance and useful suggestions, which helped us in completing the project work, in time. We are particularly thankful to Mr. Anurag Mondal, for his guidance, intense support and encouragement, which helped us to mould Cellphone detector project into a successful one.

We show gratitude to Mr. Kapil Jain, for having provided all the facilities and support. We also thank Mr. Satish KumarAssistant Professor, for his continuous support and all the staff members of Electronics and Communication Engineering department for their valuable support and generous advice.

We are also thankful to Mr. Vineet Shrivastava for his important advices which proves to be useful in our project. Rachit Jain for his support in the project. Abstract This handy, pocket-size mobile transmission detector can sense the presence of an activated mobile cell phone from a distance of one and-a-half meters.

So it can be used to prevent use of mobile phones in examination halls, confidential rooms, etc. It is also useful for detecting the use of mobile phone for Spying and unauthorized video transmission. The circuit can detect the incoming and outgoing calls, SMS and video transmission even if the mobile phone is kept in the silent mode.

The alarm continues until the signal transmission ceases. Assemble the circuit on a general purpose PCB as compact as possible and enclose in a small box like junk mobile case.

Cellphone detector

As mentioned earlier, capacitor C should have a lead length of 18 mm with lead spacing of 8 mm. Carefully solder the capacitor in standing position with equal spacing of the leads.

The response can be optimized by trimming the lead length of C for the desired frequency.

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Use the miniature 9V battery of a remote control and a small buzzer to make the gadget pocket-size.Cell Phone Detector is a circuit that can sense the presence of any activated cell-phone nearby and gives an indication of activated cell-phone near around of it. Basically Cell-phone detector is a Frequency Detector or a Current to Voltage Converter Circuit which catches frequencies about - GHz (Mobile band frequencies).

RL tuned circuit (Resistor–Inductor circuit) is not suitable for detecting the RF . Mobile phone detector Switch-on mobile phone detector. Cell Detector is a device used to detect the presence of mobile phones within an operating range of approximately 30 plombier-nemours.com soon as it locates a cellphone within this range, it informs the user that he should switch it off.

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