Tektronix DC503 100Mhz Dual In Universal Counter for TM500 series power module

Tektronix Peak to Peak Detector Plug In 015-0408-00 TM500 TM5000

Pulse Instruments PI-451 MOS CCD Driver Plugin Tektronix

Tektronix TM503 3-Bay Test Equipment Mainframe Power Supply

HP 435A Power Meter (R5)

Gould Advance PG 58A Pulse Generator (R5)

Pulse Instruments PI-702 Dual Bipolar Bias Supply for Tektronix TM500 System

Tektronix SW503 RF Sweep Generator 1 - 400 MHz Plug In for TM500 TM5000