Tvkeyz updating keys

Automatic Gain Control (AGC)A circuit which automatically controls the gain of an amplifier so that the output signal level is virtually constant for varying input signal levels. Basically this is a PCB with a chip mounted that you can program to receive programming.The AVR is inserted into the slot of the receiver where the Smart Card usually goes. Designations can range from the AVR1 to AVR6 or more.

The earliest versions you had to remove the chip and program with a separate programmer.This chip is used to replace the standard 8515 chip used on avr’s that is used on 301 receivers to overcome some problems.Access Card The plastic card that comes with dish network & bell expressvu receivers that stores subscription information. Access cards may be ROM 2, 3, 10, 11, 101, 102, ect.Auto roll A term used to describe the capability of an AVR to automatically update the decryption keys as they are changed.Automatic Frequency Control (AFC)A circuit which automatically controls the frequency of a signal.

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