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122 7 tubes

Country:  United States of America (USA)
Manufacturer / Brand:  Chelsea Radio Corp. (National); Chelsea, Boston (MA)
Year: 1926 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 7:
Main principle TRF with regeneration
Wave bands Broadcast only (MW).
Power type and voltage Storage and/or dry batteries
Power out
from Model: 122 [7 tubes] - Chelsea Radio Corp. National;
Material Wooden case
Shape Tablemodel, with any shape - general.

Two dials (primary tuning control knobs)

Price in first year of sale 95.00 $
External source of data Ernst Erb
Source of data Radio Collector`s Guide 1921-1932
Mentioned in The Radio Collector's Directory and Price Guide 1921 - 1965

All listed radios etc. from Chelsea Radio Corp. (National); Chelsea, Boston (MA)
Here you find 29 models, 25 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.