The TR-21 is a television standards converter able to convert from NTSC PAL and SECAM to NTSC and PAL in various specific standarization within those television systems.
AGC
Automatic Gain Control ensures a consistant signal level and stable video.
Video Memory
4 MB of Video memory reduces artifacs and allows crisp and clear converted images.
Automatic System Detection
This device automatically selects the input TV system.
Color Bar Generator
Generates color bars in every television system to optimize monitor adjustments.