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"acratest" "49" Specification spec data sheet


The following notes are automatically scraped from Google,DuckDuckGo,
Yahoo and Yandex by an Artificial (not so) Intelligent algorithm
CountryUSA
ManufacturerFederated Purchaser, Inc. (Acratone, Acratest); New York City (NY)
ModelAcratest - Acratone 47Federated Purchaser, Inc.
Year: 1934Category: Audio Amplifier
Valves4: 6A6 6A6 6B5 6B5
TechnologyAudio-Amplification
Power typeStorage Battery for all (e.g. for car radios and amateur radios) / 6 Volt
Dimensions10 x 5.5 x 8 inch / 254 x 140 x 203 mm
Net weight20 lb (20 lb 0 oz) / 9.080 kg
Initial Price49.50 USD
Notes Mobile PA amplifier (for mike and phono input) Made for mounting in an automobile or sound truck.
It had a remote steering column control. Overall voltage gain of 80db; frequency response of 40 to 10,000 cps;
input impedances of 200 and 500 ohms; and output impedances of 2, 3, 4, 6, 7, 8, 10, 12, 13, 15, and 500 ohms.
SourceBook: Rider Vol: 7 Page: 3


TypeConfigurationYearBaseEquivalents
6A6Double Triode1933UX7CV1867
6A6Double Triode1933UX7CV1867
6B5Double Triode1937CV1885
6B5Double Triode1937CV1885