radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

HL23

Information - Help 
ID = 14313
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Triode, vacuum   Audio Frequency 
Identical to HL23
Similar Tubes
Other class quality (otherwise equal):
  CV1130 ; CV2994
Successor Tubes CV1130  

Base Octal-8 GB, (Mazda), K8B, MO (Codex=Vo)
Filament Vf 2 Volts / If 0.05 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
 
hl23.jpg
HL23: federico rubio
Federico Rubio-Moratalla

 
622_1.png
HL23: Telefunken Werkstattbuch
Wolfgang Bauer

 
hl23_mazda_data_01.png
HL23: Original data sheet
Otto Galli


from Just Qvigstad

Usage in Models 1= 1939? ; 1= 1942? ; 1= 1960

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg