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Discovery (Direction finder) GND-517

Discovery GND-517; Mullard Wireless, (ID = 1931430) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931431) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931432) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931433) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931434) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931435) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931436) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931437) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931438) Receiver-C
 
Discovery GND-517; Mullard Wireless, (ID = 1931439) Receiver-C
Discovery GND-517; Mullard Wireless, (ID = 1931424) Receiver-C Discovery GND-517; Mullard Wireless, (ID = 1931425) Receiver-C
Discovery GND-517; Mullard Wireless, (ID = 1931426) Receiver-C Discovery GND-517; Mullard Wireless, (ID = 1931428) Receiver-C
Discovery GND-517; Mullard Wireless, (ID = 1931429) Receiver-C  
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Discovery GND-517; Mullard Wireless, (ID = 1931424) Receiver-C
Mullard Wireless,: Discovery GND-517 [Receiver-C] ID = 1931424 1200x1044
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For model Discovery (Direction finder) GND-517, Mullard Wireless, London (see also Mullard Radio Valve):
Picture from Mullard manual
 
Country:  Great Britain (UK)
Manufacturer / Brand:  Mullard Wireless, London (see also Mullard Radio Valve)
Year: 1954 ?? Category: Commercial Receiver (may include amateur bands)
Valves / Tubes 7: UAF42 UCH42 UAF42 UAF42 EM34 UAF42 UAF42
Main principle Super-Heterodyne (Super in general); ZF/IF 110 kHz
Wave bands Broadcast and Short Wave (SW).
Details
Power type and voltage Line / Storage batteries (perhaps also batteries) / AC: 115; 230 / DC: 24; 110; 220 Volt
Loudspeaker - Is a Headphone or Earphone
Power out
from Radiomuseum.org Model: Discovery GND-517 - Mullard Wireless, London see
Material Metal case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 16.5 x 12 x 11 inch / 419 x 305 x 279 mm
Notes

Direction finding equipment designed for the reception of types A1, A2 and A3 (c.w., m.c.w, and r.t.) signals in the Maritime Radio Beacon bands, covering a frequency range of 255kc/s to 525 kc/s and 1.6 Mc/s to 2.9 Mc/s.

Net weight (2.2 lb = 1 kg) 40 lb 0 oz (40 lb) / 18.160 kg
Literature/Schematics (1) -- Original-techn. papers.

Model page created by Miguel Bravo-Cos. See "Data change" for further contributors.



All listed radios etc. from Mullard Wireless, London (see also Mullard Radio Valve)
Here you find 137 models, 103 with images and 56 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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