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Sourced from, and and others
Country Great Britain (UK)
ManufacturerAcoustical Manufacturing Co. Ltd, The; Huntingdon
Brand Quad
Year 1953 Audio Amplifier or -mixer
Valves2: EF86 ECC83
Conflicting model year with tubedata.The model date contradicts tube dates. [ EF86 (1954) ECC83 (1954)]
Wave bands- without
Power type Powered by external power supply or a main unit.
Model Quad Control Unit QC II - Acoustical Manufacturing Co.
Dimensions (WHD)10.5 x 3.5 x 6.5 inch / 267 x 89 x 165 mm
Net weight 3.2 kg / 7 lb 0.8 oz (7.048 lb)
Initial price19.50 GBP
Source of data-- Collector info (Sammler)