Quad Electroacoustics

Milestones

1936, S.P. Fidelity Sound Systems founded by Peter J. Walker.
1936, The company name changed to the Acoustical Manufacturing Co. Ltd.
1941, The company moved to Huntingdon.
1948, The QA12/ QA12/P amplifiers - the first product for domestic (consumer) market
1950, QUAD I, (15 watt mono amplifier) released. Discontinued 1953.
1953, launched the QUAD II amplifier, made until 1970.
1957, released the ESL, the world's first production full-range electrostatic loudspeaker, later referred to as the ESL-57. Technology licensed to Braun company Germany in 1959 (loudspeaker BRAUN LE1)
1959, the QC 22 stereo control unit released along with separate AM and FM tuners.
1966, launched the first mono transistor amplifier, the 50 and 50/E, for the professional market.
1967, launched 303 stereo amplifier for domestic use, accompanied by the all-transistor QUAD 33 control unit. Discontinued around 1985.
1975, The QUAD 405 power amplifier released. replaced by the 405-2 in 1982. The 405-2 was discontinued 1993.
late 1970s, released two new control units - the QUAD 34 and 44.
1981, new electrostatic loudspeaker, the ESL-63.
1983, changed its name to QUAD Electroacoustics Ltd.
mid-80s, released the QUAD 66/606 system, along with the first QUAD CD player.
1993, launched the 77 series.
1993, launched the L series dynamic loudspeakers.
1995, QUAD Electroacoustics Ltd acquired by Verity Group plc, joining its existing brands, Wharfedale and Mission
1996, Manufacture of ESL-57 transferred to QUAD Musikwiedergabe.
1999, QUAD released the QUAD 99 system; resurrected the legendary QUAD II and the QUAD II-Forty
2000, QUAD released the ESL-988 and ESL-989, based on the legendary ESL-63
2006, QUAD released the ESL-2805 and ESL-2905, redesigned versions of the ESL-988 and ESL-989.
2006, QUAD released the L2 series loudspeakers.