Tektronix 1441
VIR Signal Deleter / Inserter
Description
This unit, Tektronix 1441 has an economical means for insertion of the Vertical Interval Reference Signal (VIRS) on line 19 of the video signal.
It will let you remotely control the deletion and insertion of the VIRS.
The VIRS is internally generated by the 1441 and remote control is provided from ground closures through a 24 pin connector.