radiomuseum.org

PT4_Ferranti

Information - Aide 
ID = 49882
       
Pays:
Royaume Uni
Fabricant: Ferranti, GB
Type:  Vacuum Pentode   Power/Output 
Identique à PT4_Ferranti
Similaires
Différent chauffage :
  PT4
Première source
1934 : History of the British Radio Valve to 1940 p. 189
Culot Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Utilisé par Radio/TV-reception etc.
Chauffage Vf 4 Volt / If 2 Ampère / Direct / Specified voltage AC/DC
Description

Pa <8W, 2.5W output into 6500 ohms.

This differs from the MOV version in that it has a 2A heater current and very slightly different characteristic.

 
Bibliographie Wireless World (The), London (WW, 79)   Data Nov 1934
ferranti_pt4_circuit.png
PT4_Ferranti: Ferranti Valves, List Wb. 560
Achim Dassow
ferranti_pt4_socket.png PT4_Ferranti: Ferranti Valves List Wb. 560
Achim Dassow

Just Qvigstad 		ferranti_pt4_data.png
PT4_Ferranti: Ferranti Valves List Wb. 560
Achim Dassow
Plus d'infos ...
 
[rmxtube-fr, noindex]
  
Mentions légales Plus d'informations