120-235
Tektronix part number 120-235 refers the the filament power transformer in the indicator unit of the Tektronix 551 dual-beam oscilloscope. It is T750 in the 551. It has seven 6.3 V secondaries, all isolated.
Tektronix part number 120-235 refers the the filament power transformer in the indicator unit of the Tektronix 551 dual-beam oscilloscope. It is T750 in the 551. It has seven 6.3 V secondaries, all isolated.