 |
| Identical to |
1P39
= IP39
|
| Similar
Tubes |
929 (can normally be replaced - small diff'ce)
GL929 (can normally be replaced - small diff'ce)
|
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935
|
| Filament |
-: No heater /
|
| Description |
Blue-sensitive (S4, up to 4000 Angstroms). Special design with a non-hygroscopic base for operation under conditions of high humidity.
Text in other
languages (may
differ)
|
| Dimensions (WHD) |
33 x 64 x mm / 1.30 x 2.52 x inch |
|
|
|
|
|
CA
Christian ADAM
|
|
Manufacturer's Literature
Emilio Ciardiello
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