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1B2_1S5

Información - Ayuda 
ID = 27521
       
País:
Japon
Marca: Common type Japan tube/semicond.
Tipo:  Diode-Pentode   RF/IF-Stage 
Idéntica a 1B2_1S5 = DAF91 = 1S5 = ZD17
Base Miniatur-7-Pin-Base B7G, USA 1940
Filamento
Descripción 1B2 is the name for an "Urdox-FeH-Resitor from the USA. Therefore we distinguish this 1B2 Diode Pentode with a special suffix. Sometimes the 1B2 is also written as 1B-2 or 1 B 2. 
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip		 19 x 55 x 19 mm / 0.75 x 2.17 x 0.75 inch
daf91~~1.png
1B2_1S5: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
530_1~~1.png 1B2_1S5: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad
 
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