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PT15

Information - Help 
ID = 11550
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Transmitting Tube, Pentode, air cooled   Power/Output 
Identical to PT15
Similar Tubes
Normally replaceable-slightly different:
  CV1104 ; VT104
Other base and data slightly different:
  CV1240

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fr) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 6 Volts / If 1.3 Ampere / Direct / Parallel, (AC/DC)
Description

30W max plate dissipation.

15MHz max full ratings operating frequency.

Separate G3 pin for suppressor grid modulation.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
The Saga of Marconi Osram Valve
 
e_england_pt15.jpg
PT15: PROPIA
Pedro Prieto-Castro

 
pt15_so.png
PT15: rtt
Michael Schlör

 
pt15a.png
PT15: GEC's catalogue supplement
Anonymous 413 Collector


from Just Qvigstad

Usage in Models 1= 1940

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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