Buy your "douglas" "57" Schematic


3/8/2021 19:43
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"douglas" "57" Specification spec data sheet


The following notes are automatically scraped from Google,DuckDuckGo,
Yahoo and Yandex by an Artificial (not so) Intelligent algorithm
CountryArgentina
ManufacturerLaboratorios Douglas S.A.C.I. - Buenos Aires
Alternative NameDouglas Argentina
Model 57-2 - Laboratorios Douglas S.A.C.I.
Year: 1954Kit (Parts plus instruction) or building instructions only
Valves7: 6SK7 6A8 6SK7 6SQ7 6E5 25L6 25Z6
TechnologyIF 465 kHz; 2 AF stage(s)
Wave BandsBroadcast and Short Wave (SW).
Power TypeAC/DC-set / 220 Volt
SourceBook: SDC Vol: 1954 Page: 141


TypeConfigurationYearBaseEquivalents
6SK7Pentode1938IOCV1981
6A8Heptode1936IOCV579 X63
6SK7Pentode1938IOCV1981
6SQ7Double Diode Triode1938IO6G2 6R17B CV1990 VT103
25L6Pentode1937IOCV552
25Z6FW Rectifier1936IOCV558 25Z6G