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CR1

CR1 ; Grebe, A.H. & Co.; (ID = 231369) Radio
 
CR1 ; Grebe, A.H. & Co.; (ID = 867398) Radio
CR1 ; Grebe, A.H. & Co.; (ID = 867365) Radio CR1 ; Grebe, A.H. & Co.; (ID = 867366) Radio
CR1 ; Grebe, A.H. & Co.; (ID = 867368) Radio CR1 ; Grebe, A.H. & Co.; (ID = 867369) Radio
CR1 ; Grebe, A.H. & Co.; (ID = 867370) Radio CR1 ; Grebe, A.H. & Co.; (ID = 867371) Radio
CR1 ; Grebe, A.H. & Co.; (ID = 867372) Radio CR1 ; Grebe, A.H. & Co.; (ID = 867375) Radio
CR1 ; Grebe, A.H. & Co.; (ID = 867377) Radio CR1 ; Grebe, A.H. & Co.; (ID = 867378) Radio
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CR1 ; Grebe, A.H. & Co.; (ID = 867365) Radio
Grebe, A.H. & Co.;: CR1 [Radio] ID = 867365 933x474
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For model CR1, Grebe, A.H. & Co.; Richmond Hill (NY):
1920 Grebe Type CR1 Short Wave Regenerative Receiver
 
Country:  United States of America (USA)
Manufacturer / Brand:  Grebe, A.H. & Co.; Richmond Hill (NY)
Brand
 
Synchrophase
Year: 1919–1921 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 1: VT-Class-I or B_Moorhead-Shaw
Main principle TRF with regeneration
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: CR1 - Grebe, A.H. & Co.; Richmond
Material Wooden case
Shape Tablemodel, Box - most often with Lid (NOT slant panel).
Dimensions (WHD) 19.5 x 6.5 x 8 inch / 495 x 165 x 203 mm
Notes The Grebe CR-1 Regenerative Receiver had a wave length range of 170 to approximately 600 meters. This set comprised of a rotary loose-coupler with unit switches for the primary, a plate variometer, a grid variometer and a vacuum tube detector socket and rheostat.
Net weight (2.2 lb = 1 kg) 13 lb (13 lb 0 oz) / 5.902 kg
Price in first year of sale 200.00 $
Collectors' prices  
External source of data Ernst Erb
Source of data The Radio Collector's Directory and Price Guide 1921 - 1965
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
Mentioned in Radio Manufacturers of the 1920's, Vol. 2 (1920 Manhattan Electrical Supply Co. Catalog (MESCO))


All listed radios etc. from Grebe, A.H. & Co.; Richmond Hill (NY)
Here you find 186 models, 115 with images and 59 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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