Grebe RORN radio RF pre-amplifier
Date: 1923
Inventory Number: RS0055
Classification: Radio Amplifier
Subject:
Maker: A. H. Grebe & Company, Inc. (1914 - 1933)
Owner: David P. Wheatland (1898 - 1993)
Cultural Region:
Place of Origin:
Dimensions:
17.9 x 41.9 x 18.3 cm, 4 lb. (7 1/16 x 16 1/2 x 7 3/16 in., 1.8 kg)
Accessories: 4 coils approx. 9 cm dia. stored loose inside unit. Cords.
Description:
Tuned radio detector and amplifier. Rectangular wooden case with hinged lid and black front panel. 2 large and 1 small dials, 4 wheel dials, and 3 black capped electrical connectors. Inside, vacuum tube and additional green wound coils.
In Collection(s)
Signedinscribed and white-filled on front panel: TRADE GREBE RADIO MARK / RICHMOND HILL, N.Y. / TYPE RORN
InscribedOn brass plate on lid: MANUFACTURED UNDER / GREBE PATENTS / GRANTED AND PENDING
Historical AttributesPurchased by David P. Wheatland in 1923, one year after his graduation from Harvard College. Used with the Grebe CR-8, the pair is a good example of what an early radio experimenter would have had.
ProvenancePurchased by David P. Wheatland in 1923.
