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Ampro 731 Specification spec data sheet

The following notes are automatically scraped from Google,DuckDuckGo,
Yahoo and Yandex by an Artificial (not so) Intelligent algorithm
ManufacturerAmpro Corp.; Chicago (IL)
ModelMagnetic Tape Recorder 731 - Ampro Corp.; Chicago IL
Year: 1951Sound/Video Recorder and/or Player
Valves4: 12AX7 6AU6 6AQ5 6X4
Wave Bands- without
DetailsTape Recorder
Power TypeAC / 105-120 Volt
Dimensions300 x 260 x 200 mm / 11.8 x 10.2 x 7.9 inch
Net Weight7 kg / 15 lb 6.7 oz (15.419 lb)
Initial Price96'000.00 francs
SourceBook: Rider Vol: 22 Page: 1

12AX7Double Triode1947B9A12DT7 6057 6L13 B339 CV492 E2162 ECC83
6AU6Pentode1946B7G6AU6A 6AU6WA 6AU6WB 6AU6WC 6J4P 6P2 CV2524 EF94
6AQ5Pentode1950B7GBPM04 CV1862 EL90 N727
6X4FW RectifierB7G6063 CV493 EZ90 U78