0B2
The 0B2 (European: 108C1) (P/N 154-0075-00) is a 105-108 V voltage reference tube with a miniature B7G 7-pin base.
![](http://w140.com/tekwiki/images/thumb/b/be/Raytheon_ob2_1.jpg/250px-Raytheon_ob2_1.jpg)
Note: The designation is 0B2, the leading zero indicating a tube without a heater, although this is often mis-printed as OB2.
Used in
Some instruments using part 0B2
Instrument | Manufacturer | Class | Model | Description | Introduced |
---|---|---|---|---|---|
190 | Tektronix | Signal generator | 190 | Constant-Amplitude Signal Generator | 1954 |
E | Tektronix | Plug-in | Type E | Differential amplifier | 1955 |
Hickok 1825 | Hickok | Plug-in | 1825 | Differential amplifier | 1959 |