Antique radios, Old Time Radios
RK39
|
Country:
United States of America (USA)
|
|
| Identical to |
RK39
|
| Similar
Tubes |
Normally replaceable-slightly different:
807
Heater different:
RK41
|
| Base |
UY-Base, 5 Pins (USA, April 1927) (Codex=Hcb)
Top contact with a cap
|
| Was used by |
Transmittertube (Radio) |
| Filament |
Vf 6.3 Volts / If 0.9 Ampere / Indirect / Parallel, (AC/DC) |
| Description |
25W plate dissipation, 60MHz full ratings operation, up to 120MHz with plate voltage reduced to 300V max.
807 version with ceramic base.
Text in other
languages (may
differ)
|
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
Tube Lore (I)
|
|
|
 |
|
RK39: home.comcast.net/~nwilson343/tubes
Christian Schaufelberger
|
| |
|
RK39: ARRL Handbook 1972
Michael Schlör
|
| |
|
RK39: Handbook Raytheon amateur tubes
Miguel Angel Trujillo-Rodriguez
|
|
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
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