Antique radios, Old Time Radios
PTT205
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Country:
France
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Brand:
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| Tube type: |
Vacuum Pentode Power/Output |
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| Identical to |
PTT205
= R117
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| Similar
Tubes |
Normally replaceable-slightly different:
R117N
Other base and data slightly different:
PTT203
|
| Base |
Octal (Int.Octal, IO) K8A, USA 1935
Top contact with a cap.
|
| Filament |
Vf 10 Volts / If 0.7 Ampere / Indirect / Specified voltage AC/DC |
| Description |
Pentode à longue durée de vie pour amplification de puissance.
The PTT205 corresponds to the PTT203 except for the heating and the suppressor which is connected to the pin 5.
Text in other
languages (may
differ)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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PTT205: rtt
Anonymous 10 Collector
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Just Qvigstad
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PTT205: Technique de l'ingénieur
Patrice Zeissloff
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Collection of
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