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"acoustical" "22" Specification spec data sheet


The following notes are automatically scraped from Google,DuckDuckGo,
Yahoo and Yandex by an Artificial (not so) Intelligent algorithm
CountryGreat Britain (UK)
ManufacturerAcoustical Manufacturing Co. Ltd, The; Huntingdon
BrandQuad
ModelQUAD Control Unit 22 Acoustical Manufacturing Co.
Year: 1958Audio Amplifier
Valves4:EF86 EF86 ECC83 ECC83
TechnologyAudio-Amplification
Wave Bandswithout
Power TypeAlternating Current supply (AC)
Dimensions267 x 89 x 165 mm / 10.5 x 3.5 x 6.5 inch
Net Weight3.2 kg / 7 lb 0.8 oz (7.048 lb)
Initial Price517.00 DM
NotesPreamplifier with phono equalisation: 25, 50, 75, 318, 450 and 3180 ┬Ásec differently selectable.
SourceMyFile: Quad_Acoustical-22-1958.ControlUnit.pdf


TypeConfigurationYearBaseEquivalents
EF86Pentode1953B9A6267 6BK8 6F22 CV2901 Z729
EF86Pentode1953B9A6267 6BK8 6F22 CV2901 Z729
ECC83Double Triode1954B9A12AX7 12DT7 6L13 B339 CV492 E2164 E813CC
ECC83Double Triode1954B9A12AX7 12DT7 6L13 B339 CV492 E2164 E813CC