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KP; Astor brand, Radio (ID = 2017778) Radio
KP; Astor brand, Radio (ID = 2017779) Radio
KP; Astor brand, Radio (ID = 1902455) Radio KP; Astor brand, Radio (ID = 1902456) Radio
KP; Astor brand, Radio (ID = 1902457) Radio KP; Astor brand, Radio (ID = 1902459) Radio
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KP; Astor brand, Radio (ID = 1902455) Radio
Astor brand, Radio: KP [Radio] ID = 1902455 1300x959
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For model KP, Astor (brand), Radio Corporation Pty., Ltd.; Melbourne:
eBay advertisement by seller “walt-disney-comics”, Item Number 361417024417. Please contact Radio Museum to provide more complete photo credit information or request removal”.
Country:  Australia
Manufacturer / Brand:  Astor (brand), Radio Corporation Pty., Ltd.; Melbourne
alternative name
Radio Corp.of Australia
Year: 1946–1949 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: 1T4 1R5 1T4 1S5 3V4
Main principle Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
Tuned circuits 7 AM circuit(s)
Wave bands Broadcast only (MW).
Power type and voltage Dry Batteries / 90 & 1.5 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm
Power out 0.25 W (unknown quality)
from Model: KP - Astor brand, Radio Corporation
Material Leather / canvas / plastic - over other material
Shape Portable set > 8 inch (also usable without mains)
Dimensions (WHD) 13.5 x 10.25 x 5 inch / 343 x 260 x 127 mm


Features: 5V, B/C; tuned R.F. stage; 8" speaker; on/off switch on volume control; loop aerial on chassis; external aerial and earth terminals; mooulded carrying handle, aeroplane cloth covered ply case, colours as available; overal size 13½' x 10¼" x 5"; weight 16 lbs., uses two 482 and one 745 batteries.

Retail selling price: £27/18/6 (1948). (£29/10/-, in 1949)

Battery types used:

  • (A) 1 x 745 (Eveready) or 3745 (Diamond)
  • (B) 2 x 482 (Eveready) or 3482 (Diamond)

Due to post war shortages of 3V4 valves some models were supplied with 1Q5GT or 3Q4 output valves. Also, again due to shortages, some models had the 1T4 valve the in I.F. stage substituted by a type 1L4, with no circuit changes.

See also models Monarch Minstrel CKP, Peter Pan Adventurer CKP & National AKP.

Net weight (2.2 lb = 1 kg) 16 lb 0 oz (16 lb) / 7.264 kg
Price in first year of sale 24.95 AUS £
Circuit diagram reference Australian Official Radio Service Manual Vol. VI
Mentioned in Radio Electrical Weekly, Portables Supplement, 29/10/1948.
Literature/Schematics (1) - - Manufacturers Literature (Astor Technical Bulletins KP-1 to KP-8. Dates range between 30/11/1946 & 25/1/1950)
Literature/Schematics (2) Australian Official Radio Service Manual AORSM (Volume 6, 1948, Page 72.)
Literature/Schematics (3) Mingay's "Radio Diagram & I.F. Index

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

All listed radios etc. from Astor (brand), Radio Corporation Pty., Ltd.; Melbourne
Here you find 823 models, 301 with images and 342 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.