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

BFR31

Information - Help 
ID = 61553
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Transistor   Universal 
Identical to BFR31
Similar Tubes
Normally replaceable-slightly different:
  BFR30

Base Wires
Description

Silicon N-channel junction FET.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
3 x 2 x 1 mm / 0.12 x 0.08 x 0.04 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TTT Steidle 1981

sot_23_s~~6.gif BFR31: TTT Steidle 1981
Günther Stabe † 19.8.20

bfr31_dat.png
BFR31: Valvoheft 1985
Heinz Höger

Collection of

 
nl_philips_bfr31.jpg

 

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