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4R12 Ch= 4R1

4R12 Ch= 4R1; Canadian Admiral Co. (ID = 2329877) Radio
 
4R12 Ch= 4R1; Canadian Admiral Co. (ID = 2329879) Radio
 
4R12 Ch= 4R1; Canadian Admiral Co. (ID = 2329880) Radio
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4R12 Ch= 4R1; Canadian Admiral Co. (ID = 2329877) Radio
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Country:  Canada
Manufacturer / Brand:  Canadian Admiral Co. Ltd; Long Branch, Ont.
Year: 1950 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: 1R5 1U4 1U5 3V4
Semiconductors (the count is only for transistors) Selenium-Rectifier
Main principle Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Line / Batteries (any type) / Either AC/DC 117 or 7.5 & 67.5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
Power out
from Radiomuseum.org Model: 4R12 Ch= 4R1 - Canadian Admiral Co. Ltd; Long
Material Plastics (no bakelite or catalin)
Shape Portable set > 8 inch (also usable without mains)
Notes

The Admiral model 4R12 is a 4-tube line or battery operated portable radio. Has internal loop. Maroon colour. Same chassis but ebony colour see model 4R11.

Literature/Schematics (1) Radio College of Canada (RCC) (Supplement 25)

Model page created by Tom Seeger. See "Data change" for further contributors.



All listed radios etc. from Canadian Admiral Co. Ltd; Long Branch, Ont.
Here you find 209 models, 132 with images and 201 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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