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

BF251

Information - Help 
ID = 36454
       
Country:
Italy
Brand: Common type Italy tube/semicond.
Tube type:  Transistor   UHF 
Identical to BF251
Similar Tubes
Normally replaceable-slightly different:
  BF455
First Source (s)
Mar.1971 : -- Collector info (Sammler)

Base Wires
Description NPN silicon planar high-frequency transistor for TV IF applications.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 6 x 6 mm / 0.24 x 0.24 x 0.24 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   TVT 1979/80 ECA

i_sgs_bf251_applikation.gif
BF251: Ausschnitt aus Schltg. P 1202
Karl-Heinz Entrich † 7.21

to72_becs_26.gif BF251: TVT 1979/80 ECA
Günther Stabe † 19.8.20

i_sgs_bf251_dat1.png
BF251: Hersteller
Karl-Heinz Entrich † 7.21

More ...
Usage in Models 1= 1968 ; 1= 1969? ; 5= 1969 ; 1= 1970

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8

Collection of

 
bf251_redimensionner.jpg

BF251
 

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