Antique radios, Old Time Radios
A1998
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Country:
Great Britain (UK)
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| Identical to |
A1998
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| Base |
Wires
Wires only.
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| Was used by |
Industrial |
| Filament |
If 0.66 Ampere |
| Description |
Ionization gauge. All glass bulb, with 3mm. stem as standard; 16 mm. stem can be used for higher sensitivity. Filament voltage must be adjusted for the required emission value: typically about 6V during outgassing and about 4V in normal operation. Sensitivity as high as 150 microamps per micron can be expected.
Va <250, Pa<22W
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Dimensions (WHD)
incl. pins / tip |
46 x 128 x mm / 1.81 x 5.04 x inch |
| Information source |
- - Manufacturers Literature
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A1998: own collection
Peter den Boer
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You reach this tube or valve page from a search
after clicking the "tubes" tab or by clicking a tube
on a radio model page. You will find thousands
of tubes or valves with interesting links. You
even can look up radio models with a certain tube
line up.
[rmxtube-en]
| Data Compliance |
More Information |
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