radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

4BU8

Information - Help 
ID = 4407
       
 
   
Tube type:  Double Pentode 
Identical to 4BU8 = 4GS8
Similar Tubes
Heater different:
  3BU8 ; 3GS8 ; 6BU8

Base Noval, B9A
Filament Vf 4.2 Volts / If 0.45 Ampere / Indirect
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
 
cdn_rca_4bu8_tube.jpg
4BU8: GP
George Papaiz

 
no127_g_1.gif
4BU8: RTT Schwandt
Günther Stabe

 
4bu8_techdat01.png
4BU8: RCA Tube Manual
Peter Hoddow


Usage in Models 3= 1956? ; 3= 1957?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6


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