Symetrix:

Model Date Group Description
420 25 February 1999AmplifierStereo Power Amplifier
421 12 January 1993Effect ProcessorAGC-Leveler
425 29 October 1993Compressor/Limiter/LevelerDual Compressor / Limiter
524E 16 March 1993CrossoverMulti-mode Electronic Crossover
528 15 April 1994Effect ProcessorVoice Processor
531E 21 July 1997EqualizerGraphic Equalizer
532E 21 July 1997EqualizerGraphic Equalizer
533E 21 July 1997EqualizerGraphic Equalizer
564E 01 May 1991Compressor/Limiter/LevelerQuad Expander/Gate
List all manufacturers

Some other manuals


Morrow Radio Manufacturing Co.
PW-75
User Manual with schematics

User Manual with schematics Morrow PW-75

Sony
DCR-TRV9
Service Manual

Service Manual Sony DCR-TRV9

IFR
FM/AM-1200A
Service Manual

Service Manual IFR FM/AM-1200A

Haier
HP-2999
Service Manual

Service Manual Haier HP-2999

Kikusui Electronics Corporation
PAN250-2.5
User Manual

User Manual Kikusi PAN250-2.5

Philips
MX3550D
Service Manual Supplement

Service Manual Supplement Philips MX3550D