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NR-7

NR-7 ; Freed-Eisemann Radio (ID = 297358) Radio
 
NR-7 ; Freed-Eisemann Radio (ID = 297359) Radio
 
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NR-7 ; Freed-Eisemann Radio (ID = 1177332) Radio
Freed-Eisemann Radio: NR-7 [Radio] ID = 1177332 933x700
Select picture or schematic to display from thumbnails on the right and click for download.
For model NR-7, Freed-Eisemann Radio Corporation; New York (Brooklyn), NY
 
Country:  United States of America (USA)
Manufacturer / Brand:  Freed-Eisemann Radio Corporation; New York (Brooklyn), NY
Year: 1925 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 6: UX201A UX201A UX201A UX201A UX201A UX201A or UX112
Main principle TRF without regeneration; 2 AF stage(s); Neutrodyne
Tuned circuits 3 AM circuit(s)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: NR-7 - Freed-Eisemann Radio
Material Wooden case
Shape Tablemodel, Box - most often with Lid (NOT slant panel).
Notes If UX201A's are used in the output stage, use both stages in parallel. If a power tube is used, one tube in either 2nd A.F. socket is sufficient. The radio is clearly from 1925 (ad), hence the Riders tube lineup is for service only.
Price in first year of sale 110.00 $
Collectors' prices  
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
Mentioned in Collector's Guide to Antique Radios 4. Edition
Literature/Schematics (1) Radio Manufacturers of the 1920's, Vol. 2 (p.10)


All listed radios etc. from Freed-Eisemann Radio Corporation; New York (Brooklyn), NY
Here you find 113 models, 69 with images and 58 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




 


Forum contributions about this model
Freed-Eisemann Radio: NR-7
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freed-eise: Freed-Eisemann NR7
Ralf Sürtenich
10.Mar.04
  1 Montiert 6 Röhren: entweder 6 x 201A, oder 4 x 201A und 1 x 12A oder 71A.
Die beiden Fassungen der letzten Audio-Stufe sind parallel geschaltet.
Größe 71 cm x 23,5 cm x 21 cm (L x H x t)
 
Freed-Eisemann Radio: NR-7
End of forum contributions about this model

  
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