C-9

ID = 35685

Country: United States of America (USA)	Manufacturer/Brand: Columbia Phonograph Co. Inc.
Year: 1928	Type: Radio or Tuner
Valves / Tubes	7:

Principle	TRF Tuned-radio-frequency (straight) general
Wave bands	n/a no information
Power type and voltage	Alternating Current supply (AC)
from Radiomuseum.org	Model: C-9
Shape	Tablemodel, with any shape - general.
Notes	One dial (primary tuning control knob)

All listed radios etc. from Columbia Phonograph Co. Inc.
Here you find 117 models, 55 with images and 49 with schematics.