The General Electric SMTD907 (P/N 152-0275-00) is a 50 mA, 5 pF germanium tunnel diode.
| Instrument | Manufacturer | Class | Model | Description | Introduced |
|---|---|---|---|---|---|
| 280 | Tektronix | Accessory | 280 | Trigger Countdown Unit | 1963 |
| 661 | Tektronix | Oscilloscope | 661 | Sampling scope | 1961 |