Tektronix TM503 3-slot Mainframe with 2 Tektronix DC504 Frequency Counter Timers For Sale
Tektronix TM503 3-slot Mainframe with 2 Tektronix DC504 Frequency Counter Timers: $170.00
Tektronix TM503 3-slot Mainframe with 2 Tektronix DC504 Frequency Counter Timers and a Tektronix FG 501a Function Generator50. All working condition, but frequency counter timers and function generators not tested.