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9AU7

Information - Help 
ID = 5197
       
Country:
United States of America (USA)
Brand:
Tube type:  Double Triode 
Identical to 9AU7
Similar Tubes
Heater different:
  12AU7A ; 13D8 ; 7AU7 ; ECC82

Base Noval, B9A
Filament Vf 9.4 Volts / If 0.225 Ampere / Indirect
Description

Durch Heizfaden-Mittenanschluss auch Betrieb mit 4.7 V und 0.45 A möglich.

 
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
  9au7.png
  9AU7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Michael Schlör
 
ge_9au7_front.jpg
9AU7: From own collection
David Erali

 
no15_g_38.gif
9AU7: RTT Schwandt
Günther Stabe

 
9au7_techdat01.png
9AU7: RCA Tube Manual
Peter Hoddow


Usage in Models 18= 1958 ; 18= 1959? ; 3= 1959

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):39


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