Quad 303 Features and Specification

The Quad 303 is a power amplifier manufactured by the Acoustical Manufacturing Corporation of England. It can be used for normal domestic purposes as well as studio applications. This is an extremely high quality design utilising symmetrical triples within the circuitry. It can be used with loudspeaker impedances of 4-Ω to 16-Ω. Its dimensions are 120 mm × 159 mm × 324 mm, and mass 8.2 kg. This article describes its features and specifications.