TEKTRONIX TDS 420 OSCILLOSCOPE - BACK PANEL

TEKTRONIX TDS 420 OSCILLOSCOPE FRONT PANEL - EXCELLENT

Tektronix TDS 420A Oscilloscope 671-1683-00 Circuit Board Assy Jumper

Tektronix TDS 420A Oscilloscope 174–2281-01 Board Connection Cable

Tektronix TDS420 oscilloscope outer case (no handle)

Tektronix 7704 Oscilloscope Pt.# 670-0816-00 Voltage Regulator Board

TEKTRONIX 671-1784-02 TDS420 OSCILLOSCOPE DISPLAY BOARD - TESTED - WORKING

Tektronix TDS 420A Oscilloscope 366–2113–00 Knob Medium w/ Shaft