Trick to Protect TV

Here is a simple circuit to protect TV from high voltage spikes during lightning or a power surge in the cable. It can be incorporated in the Coaxial cable of TV Antenna or Set top box. It uses a GDT and Safety capacitor to provide protection from high voltage spikes. The same circuit can also protect Cable Modem and Telephone lines.

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TV Guard

Here is a simple solution to protect TV from voltage surge through cable during lightning. It gives protection, if the induced current is not too high. The circuit uses only two Safety capacitors to limit the voltage entering into the antenna input of the TV. This can be also used in Modem cables.

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