SQN SQN-4S MINI MIXER Stereo, MS, 4 channel, portable, VU meters
SQN SQN-5S SERIES II MIXER Stereo, MS, 5 channel, portable, PPMs, Nordic scale
SQN-4s II Portable Audio Mixer – Phototek Canada
Infrequent Sound [sex.tex] technology: SQN Electronics Ltd SQN-3 TYPE M Series 2000 Microphone Mixer [broadcast quality mono portable mixer for TV, film & radio / Kudelski's Nagra SNN tape recorder], 1981-1988, made
SQN SQN-5S Series II Microphone Mixer
SQN-4S Series IVe Microphone Mixer – Gearwise – AV & Stage Equipment
SON Electronics Ltd. SQN-4S Series II - Portable Mixer | Reverb UK
sqn 5s mixer - Rob O'Connor Sound
SQN SQN-5S Series II Audio Stereo Microphone Mixer - Missing Four Selector | eBay
SQN-3M Specification
SQN-4S Series II - Sqn SQN-4S Series II - Audiofanzine
Infrequent Sound [sex.tex] technology: SQN Electronics Ltd SQN-3 TYPE M Series 2000 Microphone Mixer [broadcast quality mono portable mixer for TV, film & radio / Kudelski's Nagra SNN tape recorder], 1981-1988, made