radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

A74

Country:  Great Britain (UK)
Manufacturer / Brand:  Murphy Radio Ltd.; Welwyn Garden City
Year: 1939 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 7: TH41 VP41 VP41 HL42DD ME41 Pen45 UU6
Main principle Superheterodyne (common); ZF/IF 465 kHz
Tuned circuits 8 AM circuit(s)
Wave bands Broadcast, Long Wave and 2 x Short Wave.
Details
Power type and voltage Alternating Current supply (AC) / 200-250 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 inch = 25.4 cm
Power out 5 W (unknown quality)
from Radiomuseum.org Model: A74 - Murphy Radio Ltd.; Welwyn
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 21.5 x 23 x 11 inch / 546 x 584 x 279 mm
Notes Design by R.D.Russell, Knobs by Eden Minns. Exellent quality reproduction set. Two IF-Stages, four position variable selectivity. Extra VHF 1 Band (45Mhz) for reception of television sound. This gave good audio qualitiy due to the fact, that there were no sideband restrictions at that time. Useful in London area only. Alphabetical tuning with stations grouped according to bands, where only the band in use lit up. Could be combined with press-button unit P80 or remote control unit RA80. Price when new £16, with P80 £17 15/0, with RA80 £19 10/0. Price change October 1939 £16 15/0; w.P80 £18 10/0; w.RA80 £20 5/0
Net weight (2.2 lb = 1 kg) 48 lb 0 oz (48 lb) / 21.792 kg
Price in first year of sale 16.00 GBP
Source of data - - Manufacturers Literature

Model page created by Sönke Gäthke. See "Data change" for further contributors.



All listed radios etc. from Murphy Radio Ltd.; Welwyn Garden City
Here you find 326 models, 229 with images and 206 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
rmXorg