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Delfin R-251 ("P-251")

Delfin R-251 ; MILITARY USSR (ID = 317901) Commercial Re
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Delfin R-251 ; MILITARY USSR (ID = 317901) Commercial Re
MILITARY USSR: Delfin R-251 [Commercial Re] ID = 317901 582x495
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For model Delfin R-251 ("P-251"), MILITARY USSR (different makers for same model)
 
Country:  Soviet Union
Manufacturer / Brand:  MILITARY USSR (different makers for same model)
Year: 1950–1954 Category: Commercial Receiver (may include amateur bands)
Valves / Tubes 15: 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л 2Ж27Л
Main principle Superhet, double/triple conversion; ZF/IF 1235/465 kHz; 1 AF stage(s)
Wave bands Wave Bands given in the notes.
Details
Power type and voltage Line / Batteries (any type) / 110-220 / 24 Volt
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: Delfin R-251 - MILITARY USSR different makers
Material Metal case
Shape Boatanchor (heavy military or commercial set).
Dimensions (WHD) 510 x 400 x 450 mm / 20.1 x 15.7 x 17.7 inch
Notes "Suchempfänger" der Funkaufklärung.
1···11 MHz in 5 Bereichen, Trommelumschalter. VFO im Vakuumgefäss, regelbarer Doppelquarzfilter. Betriebsarten CW/AM. 2 hochohmige Kopfhörer, ZF/AVR-Ausgänge für Diversity-Empfang vorhanden. Eingebautes Netzteil mit ferromagnetischer Stabilisierung, externer Batteriesatz oder Umformer möglich.
Net weight (2.2 lb = 1 kg) 56 kg / 123 lb 5.6 oz (123.348 lb)
Source of data - - Data from my own collection
Mentioned in V.I. Shapkin, "The Red Ears", Moscow 2003

Model page created by Wesselin Tzenow † 25.5.10. See "Data change" for further contributors.



All listed radios etc. from MILITARY USSR (different makers for same model)
Here you find 59 models, 57 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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