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3B4WA

Information - Help 
ID = 36703
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transmitting Tube, Pentode, air cooled   Power/Output 
Identical to 3B4WA
Similar Tubes
Other class quality (otherwise equal):
  3B4

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 2.5 Volts / If 0.165 Ampere / Direct
Description RF beam power pentode for for battery operated portable equipment. 1.25W output power, up to 100MHz. The quick heating filament may be parallel connected to operate at 1.25V, 330mA.
High-rel version of 3B4. 
Information source - - Manufacturers Literature   
 
sylvania_3b4wa.jpg
3B4WA: Meine Sammlung
Rudolf Osterkamp

 
3b4wa_so.png
3B4WA: ARRL Handbook 1972
Michael Schlör

 

from Just Qvigstad


Forum contributions about this tube
3B4WA
Threads: 1 | Posts: 1
Hits: 65     Replies: 0
3B4WA als Ersatz der RES164
Jacob Roschy
24.Jan.21
  1

Die 3B4WA ist sehr gut als Ersatz der RES164 (B443S, L416D) geeignet, die u. A. im Volksempfänger VE301 zum Einsatz kam.

Mehr dazu finden Sie hier.

M. f. G.
J. R.

 
3B4WA
End of forum contributions about this tube

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