radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

TM4_Q

Information - Help 
ID = 37462
       
Country:
France
Brand: Grammont (Radiofotos, Fotos); Paris, Malakoff
Tube type:  Dual-Grid Tetrode   Frequency converter 
Identical to TM4_Q
Similar Tubes
Normally replaceable-slightly different:
  E441_7pin ; I4053_7pin
Other base:
  TM4

Base French Bigrille 7 pin (Q, B5+2)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
50 x 98 x mm / 1.97 x 3.86 x inch
Information source -- Collector info (Sammler)   

e441_7pin_1~~3.png TM4_Q: Philips
Wolfgang Holtmann

More ...

Just Qvigstad

Collection of

 
tm4_q_n_2_a.jpg

TM4_Q
 

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]
  

Data Compliance More Information