C139B Ch= 518B
Columbia Gramophone (Aust.) Pty. Ltd.; Sydney
- Country
- Australia
- Manufacturer / Brand
- Columbia Gramophone (Aust.) Pty. Ltd.; Sydney
- Year
- 1939
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 171374
- Number of Tubes
- 5
- Main principle
- Superheterodyne (common); ZF/IF 460 kHz; 3 AF stage(s); Reflex
- Tuned circuits
- 8 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Storage and/or dry batteries / 135 & 90 & 2 & -4.5 & -9 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 inch = 16.5 cm
- from Radiomuseum.org
- Model: C139B Ch= 518B - Columbia Gramophone Aust. Pty.
- Shape
- Tablemodel, with any shape - general.
- Notes
- This radio has the same chassis as the HMV model 21. The 2nd 1F7G is reflexed as the 2nd I.F. amplifier and the 1st A.F. amplifier.
- Literature/Schematics (1)
- Radio & Electrical Retailer, Australia (14/5/42 P18 Also in Mingay's Radio Diagram & I.F. Index)
- Author
- Model page created by Stuart Irwin. See "Data change" for further contributors.
- Other Models
-
Here you find 6 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Columbia Gramophone (Aust.) Pty. Ltd.; Sydney