radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

BB521

Information - Help 
ID = 40276
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Solid-State-Diode 
Identical to BB521
Similar Tubes
Normally replaceable-slightly different:
  BB221 ; BB222

Base Wires
Filament Solid State
Description

Silicon voltage variable capacitance diode.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 2 x mm / 0.20 x 0.08 x inch
Weight 1 g / 0.04 oz
Literature -- Original-techn. papers.   ITT
 
bb521_redimensionner.jpg
BB521: ma propre collection
Jacky Parmentier

 
do35_1_3.gif
BB521: DVT 1971 ECA
Günther Stabe

 


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