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

B29 CDF CDM CR200 Admiralty Patt. W2698

B29 CDF CDM CR200; Marconi Co. (ID = 379004) Commercial Re B29 CDF CDM CR200; Marconi Co. (ID = 2574141) Commercial Re
Use red slider bar for more.
B29 CDF CDM CR200; Marconi Co. (ID = 379004) Commercial Re
Marconi Co.: B29 CDF CDM CR200 [Commercial Re] ID = 379004 933x688
Select picture or schematic to display from thumbnails on the right and click for download.
For model B29 CDF CDM CR200 Admiralty Patt. W2698, Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice):
From the Collection of HMS Collingwood Radio Museum.
 
Country:  Great Britain (UK)
Manufacturer / Brand:  Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)
Year: 1941 ? Category: Commercial Receiver (may include amateur bands)
Valves / Tubes 6: VR100 VR100 VR99 NR68 6J5 VU71A
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Wave bands Wave Bands given in the notes.
Details
Power type and voltage Alternating Current supply (AC) / 100-110 / 200-250 Volt
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: B29 CDF CDM CR200 [Admiralty Patt. W2698] - Marconi Co. Marconiphone,
Material Metal case
Shape Boatanchor (heavy military or commercial set >20 kg).
Dimensions (WHD) 19 x 13.5 x 16 inch / 483 x 343 x 406 mm
Notes VLF receiver covering 15 to 550 kHz in 4 ranges (15-38 / 38-90 / 90-240 / 240-550 kHz), AM/MCW, CW.
very low frequency receiver used for maritime communications and beacons, CRASH filter for front-end protection, R.I.S. filter for Radar Interference Suppression of signals from on-board radar equipment.
Used by the Royal Nave (B29, designations CDF (ship) and CDM (shore installation).
Net weight (2.2 lb = 1 kg) 37 kg / 81 lb 8 oz (81.498 lb)
Source of data -- Original-techn. papers.

Model page created by Martin Bösch. See "Data change" for further contributors.



All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)
Here you find 486 models, 305 with images and 312 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
rmXorg