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AC/SP1

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ID = 9769
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to AC/SP1 = ACSP1

Base British-7-Pin, old (M7A) (Codex=Nc)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
acsp1.jpg
AC/SP1: FC
Frank Cuffe

 
158_5.png
AC/SP1: Telefunken Werkstattbuch
Wolfgang Bauer

 
mazda_acsp1_datasheet.gif
AC/SP1: Mazda DataSheet
Franz Scharner


Usage in Models 1= 1935 ; 2= 1937 ; 1= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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