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AC/Pen

Information - Help 
ID = 10922
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Developer: Mazda = Valve (Tube) brand GB (see also France) 
Tube type:  Vacuum Pentode   Power/Output 
Identical to AC/Pen
Similar Tubes
Normally replaceable-slightly different:
  4PenAAC ; 7A2 ; CV1174 ; MP/PenA ; N40 ; NR53 ; Pen4VA ; Pen4VA
Other base:
  AC/Pen_5pin
First year 1930 Wireless World (The), London (WW, 79)
Base British-7-Pin, old (M7A) (Codex=Ndo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Description

Also available with a 5 pin base.

 
Dimensions (WHD)
incl. pins / tip		 x 130 x 57 mm / x 5.12 x 2.24 inch
Weight 63 g / 2.22 oz
Tube prices 1 Tube prices (visible for members only)
Information source History of the British Radio Valve to 1940   p. 139 & 190
Babani, International Radio Tube Encyclopaedia   p. 48 & 49
Taschenbuch zum Röhren-Codex 1948/49
ac_pen.png AC/Pen: Röhrentaschenbuch VT 1962
Jörg Kulbe

Just Qvigstad 		ag-pen_courbes.png
AC/Pen: Radio {PAДИO} 10-1930
Jean Marchal
More ...
Usage in Models 1= 1930 ; 4= 1931? ; 4= 1931 ; 11= 1932 ; 2= 1933? ; 8= 1933 ; 6= 1934 ; 2= 1935 ; 1= 1936? ; 1= 1936
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):40
Museum "Wireless In Wales Museum"

Collection of

Collection of a member from D
Fin Stewart (AUS)
Robert Sarbell † 22.3.22 (USA)
 
ac_pen_mazda.jpg

AC/Pen
 
Forum contributions about this tube
AC/Pen
Threads: 1 | Posts: 1
Hits: 2552     Replies: 0
AC/Pen (AC/Pen)
Jean Marchal
07.Nov.11 		  1
AC/Pen (AC/Pen) 

Principales caractéristiques de la pentode AC/PEN  culot 5 broches :

VA=250V, VG2=250V, VG1=-10V, IA=24mA, S=3.2mA/V, K(µ)=100, Ri=31000Ω, P=2W.

Source de la documentation : Radio {PAДИO} 10-1930 
 
AC/Pen
End of forum contributions about this tube
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