Description:
The NTE1593 is designed for automatic adjustment of the color saturation and tint of color television receiver.

Functions:
Identification of line 19 and the detection of the presence of a VIR signal
The development of dc color−controlling voltage by processing the VIR portion of the receiv er’s simulated blue drive signal
The development of dc tint controlling voltage by processing the VIR portion of the receiver’s demodulated R−Y signal