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JJQ 25Z5 Rectifier

Country:  Australia
Manufacturer / Brand:  Astor (brand), Radio Corporation Pty., Ltd.; Melbourne
alternative name
Radio Corp.of Australia
Year: 1948 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: 6J8G 6U7G 6B6G 25L6GT 25Z5 302
Main principle Super-Heterodyne (Super in general); ZF/IF 455 kHz
Wave bands Broadcast and Short Wave (SW).
Power type and voltage AC/DC-set / 220-260 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Model: JJQ [25Z5 Rectifier] - Astor brand, Radio Corporation
Material Moulded (Bakelite or Plastics)
Shape Tablemodel, low profile (big size).

"A type 25Z5 rectifier tube is being used in place of the type 25Z6GT/G rectifier tube on the first production run of this model due to 25Z6GT/G tubes being in short supply. The circuit for the 25Z5 tube is the same as for the 25Z6GT/G tube except for the socket & pin connections."

Price in first year of sale 28.35 AUS £
Literature/Schematics (1) - - Manufacturers Literature (Astor Technical Bulletin JJQ-1, 11/5/1948 & JJQ-2, 12/5/1948.)
Literature/Schematics (2) Australian Official Radio Service Manual AORSM (Volume 7, 1949, Page 54.)

Model page created by Martin Kent. See "Data change" for further contributors.

All listed radios etc. from Astor (brand), Radio Corporation Pty., Ltd.; Melbourne
Here you find 822 models, 301 with images and 340 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.