The STD927  (P/N 152-0386-00) is a 10 mA, 25 pF tunnel diode.

Some instruments using part STD927

Instrument Manufacturer Class Model Description Introduced
475 Tektronix Oscilloscope 475 Portable 200 MHz dual-trace scope 1972
7B50 Tektronix Plug-in 7B50 100 MHz Timebase 1969
7B51 Tektronix Plug-in 7B51 100 MHz Timebase 1969

Data

Pictures