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CTR24 (CTR24P)

CTR24 ; Crammond Radio (ID = 1430453) Commercial TRX CTR24 ; Crammond Radio (ID = 2082180) Commercial TRX
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CTR24 ; Crammond Radio (ID = 1430453) Commercial TRX
Crammond Radio: CTR24 [Commercial TRX] ID = 1430453 500x324
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For model CTR24 (CTR24P), Crammond Radio Manufacturing Co. PTY.(Melton & Co.); Brisbane:
Crammond model CTR24 or 24P from "Radio, TV & Hobbies" magazine page 91.
Country:  Australia
Manufacturer / Brand:  Crammond Radio Manufacturing Co. PTY.(Melton & Co.); Brisbane
Year: 1964 Category: Commercial Transmitter & Receiver (TRX not Amateur)
Valves / Tubes 7: 6BW6 6BW6 6BQ5 unknown_Tube unknown_Tube unknown_Tube unknown_Tube
Semiconductors (the count is only for transistors) 2: OC35 OC35 OA210 OA210
Main principle Super-Heterodyne (Super in general)
Wave bands Wave Bands given in the notes.
Power type and voltage Storage Battery for all (e.g. for car radios and amateur radios) / 12 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
Power out
from Model: CTR24 - Crammond Radio Manufacturing
Material Metal case
Shape Tablemodel, with any shape - general.
Dimensions (WHD) 12.5 x 7 x 7.5 inch / 318 x 178 x 191 mm

This was a MF marine band transceiver for small craft, the receiver of which also covered the broadcast band.  The transceiver operated on 2524 kHz and 2182 kHz.  The input power to the transmitter final was 14 watts.  The transistors and rectifiers listed were used in the inverter power supply.  A review of this radio in "Radio, TV & Hobbies" magazine page 91 refers to this model as the CTR24, however, an advert on page 97 refers to it as the 24P.  The current drain was 4 amperes on receive, 6 amperes on transmit.  A 24 volt version was also available.

Net weight (2.2 lb = 1 kg) 15 lb (15 lb 0 oz) / 6.810 kg
Price in first year of sale 112.50 Aus£
Mentioned in Radio, Television & Hobbies, March, 1964 P91 & 97.

Model page created by Stuart Irwin. See "Data change" for further contributors.

All listed radios etc. from Crammond Radio Manufacturing Co. PTY.(Melton & Co.); Brisbane
Here you find 55 models, 11 with images and 24 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.