12AU7 Make Amperex #457004 new in original box
12au7 #457004 01
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12AU7 Make Amperex #457004 new in original box

USD 145.00

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  • Made in Holloland
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Developer: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type: Double Triode   Universal
Identical to 12AU7 = ECC82 = 95-126-01 = CC82E = 13D8
Similar Tubes
Normally replaceable-slightly different:

12AU7A

Other class quality (otherwise equal):

6067 ; CV4003 ; CV491 ; M8136

Other characteristic (electr. data):

5814

Multiple differences or of other kind:

7730

First Source (s)
18.Oct.1946 : Electron Tube Registration List 529
Predecessor Tubes 6AH7   12AH7   14AF7   7AF7   12AH7GT
Successor Tubes CK5814-A   CK5814   CK5814-WA   12AU7A   5873   5814   7730

Base Noval, B9A (Codex=No 15)
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC /
Description The 12AU7 is probably the first Noval (B9A) tube ever, registered on October 18, 1946, in the Electron Tube Registration List, followed by the 2C51, registered on November 25, 1946.

Centre-tapped heater permits operation at 12.6V 0.15A.

Dimensions (WHD)
incl. pins / tip
22 x 56 x mm / 0.87 x 2.20 x inch
Tube prices 7 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973
Taschenbuch zum Röhren-Codex 1948/49
– – Manufacturers Literature
 
  12au7.png
  12AU7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse

 

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