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encrypted phone line
I am going to design a system to transceive the voice signal which is digitalized and encrypted for security . In my way, I am get analog singal (voice) through the CODEC block then compress it (using Vocoder ). After that I encrypt this digital signal. Thirdly, modulate...
Re: TV RF tuner
TV RF Tuner can be Digital or Analog Tuner. In TV Chassis tuner is used to get IF signal from RF signal according to TV system. Tuner is controled by voltage level or I2C bus for Digital Tuners. There are currently five different TV tuner cards: US (System M/N), Japanese (System...
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