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RORN

RORN ; Grebe, A.H. & Co.; (ID = 232575) RF-Ampl.
RORN ; Grebe, A.H. & Co.; (ID = 302024) RF-Ampl. RORN ; Grebe, A.H. & Co.; (ID = 302025) RF-Ampl.
RORN ; Grebe, A.H. & Co.; (ID = 302027) RF-Ampl. RORN ; Grebe, A.H. & Co.; (ID = 302028) RF-Ampl.
RORN ; Grebe, A.H. & Co.; (ID = 302029) RF-Ampl. RORN ; Grebe, A.H. & Co.; (ID = 869119) RF-Ampl.
RORN ; Grebe, A.H. & Co.; (ID = 869120) RF-Ampl.  
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RORN ; Grebe, A.H. & Co.; (ID = 302024) RF-Ampl.
Grebe, A.H. & Co.;: RORN [RF-Ampl.] ID = 302024 900x519
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For model RORN, Grebe, A.H. & Co.; Richmond Hill (NY):
Ebay Nr. 160089676925 Bild bearbeitet.
 
Country:  United States of America (USA)
Manufacturer / Brand:  Grebe, A.H. & Co.; Richmond Hill (NY)
Brand
 
Synchrophase
Year: 1923 Type: RF (Radio Frequency-) Amplifier
Valves / Tubes 1: UV201
Principle Tuner pre 1926 (not a wave trap)
Wave bands Broadcast only (MW).
Details
Power type and voltage Storage and/or dry batteries
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: RORN - Grebe, A.H. & Co.; Richmond
Material Wooden case
Shape Tablemodel, Box - most often with Lid (NOT slant panel).
Notes Tuned RF-Amplifier. Two dials (primary tuning control knobs).
Price in first year of sale 60.00 $
Collectors' prices  
External source of data Ernst Erb
Source of data Radio Collector`sGuide 1921-
Circuit diagram reference Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
Mentioned in Radio Manufacturers of the 1920s Vol 2, Alan Douglas

All listed radios etc. from Grebe, A.H. & Co.; Richmond Hill (NY)
Here you find 167 models, 89 with images and 58 with schematics.


  
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