Contact Jim Martinez <tuolumnejim2@gmail.com>

This was used mainly for looking at transmitter intermod and spurs.

transistorized except for CRT

Input  485-515kc and 2mc-30mc
Sweep Width 150cps-30kc

Photos - (of my unit, not Jim's)

Manual - https://www.navy-radio.com/manuals/test/ts1379a-man-6610.pdf

I know nothing more...