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

BF220

Information - Help 
ID = 59408
       
Country:
Great Britain (UK)
Brand: BTH (B.T.H.), British Thomson-Houston Co, Ltd.
Tube type:  Transistor   Frequency converter 
Identical to BF220
Similar Tubes
Normally replaceable-slightly different:
  BF254

Base Wires
Was used by Radio/TV-reception etc.
Description

NPN silicon planar transistor intended as AM-/FM oscillator

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 7 x 5 mm / 0.24 x 0.28 x 0.20 inch
Weight 1 g / 0.04 oz
Information source

to_98~~12.gif BF220: TTT Steidle 1981
Günther Stabe † 19.8.20

Usage in Models 1= 1967? ; 2= 1967

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]
  

Data Compliance More Information