Model: 677
Antique radios, Old Time Radios
677
See notes
Country:
United States of America (USA)
Manufacturer/Brand:
Belmont Radio Corp. Chicago, Ill.
Year: 1939 ??
Type:
Car RadioAutoradio - ist nicht immer als solches bezeichnet, da erst später mit Code unterschieden.
Mod.-ID = 34243
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New search for Radios etc.
Schematics etc.: 2 (for
members)
Principle
Superhet with RF-stage; IF-Freq. 465 kHzSuperhet with a preamplification stage.
Please use «To add informations to model» if you know more! Thanks.
Récepteur TSF superhétérodyne avec préamplification de HF.
Superhet mit HF-Vorstufe.
Wave bands
Broadcast only (MW).Mittelwellenempfänger
Power type and voltage
Storage Battery for all / 6 Volt
Loudspeaker/pwr.out
Electro Magnetic Dynamic LS (moving-coil with field excitation coil)Electro magnetic dynamic loudspeaker (moving-coil principle by Rice-Kellog) with field excitation coil - mostly used as choke.
Haut parleur dynamique avec bobine d`excitation - plus souvent aussi utilisé pour le self.
Elektrodynamischer Lautsprecher mit Erregerspule für das Magnetfeld (Fremderregung), meist gleichzeitig als Siebglied dienend.
/ Ø 20.3 cm = 8 inch
www.radiomuseum.org
Model: 677 See notes
Valves / Tubes
6:
6K7
(more
for members)
Notes
Vibrator for +B.
SN 30,001 and above.
SN 42,000 and above.
External source of data
Ernst Erb
Circuit diagram reference
Rider's Perpetual, Volume 9Ave, RD 2, Canandaigua, NY 14424-9564, USA.
For your information:
Other big collections of schematics for the USA are the books «Most-Often-Needed Radio Diagrams», compiled by M.N.BEITMAN (beginning: 1926-1938 = Vol. 1).
and folders from:
Howard W. Sams Company, 2647 Waterfront Parkway East Drive, Indianapolis, IN 46214-2041, Tel.: 1-800-GET-SAMS or 1-800-428-5331 or 7267.
No further information
on
677 See notes (Belmont Radio Corp. Chicago, Ill.)
