
The main difference between the various models is the output signal scan rate (doubled / undoubled), the size of the case (1/2 rack or full rack), and the type of connectors used for audio and video connections. In the IN1510 and IN1710 decoders, the Composite Video or S-Video input signals are decoded and output as an RGB interlaced video signal at the same frequency as the original signal. The IN1222 and IN1422 scan doublers first decode the input signal (using the same circuitry as the IN1510