3rd Generation
ABE
ACE
ADM
ADT
Alesis
Alice
Allen & Heath
Altec
Altec Lansing
Amek
Amptec
API
Argentini
Aries
Audient
Auditronics
Audix
AWA
Barth
Behringer
Binson
CAD
Cadac
Calrec
Carvin
Chilton
CLG
Crest
Custom
D&R
DataMix
DDA
Decca
Digidesign
Dynamix
EAB
East German
Electrodyne
EMI
ESTEC
Euphonix
Fairchild
Faylon
Fender
Flickinger
Focusrite
GML
Hagstrom
Harrison
Helios
Hi Pro
Hill
Ibanez
LaFont
Lamb Industries
Langevin
Lawo
Mackie
McCurdy
MCI
Midas
Millennia Media
Mitec
Mitsubishi
MTA
Neotek
Neumann
Neve
Oram
Otari
Peavey
Philips
Phonic
Platinum
Plus XXX
Pulsar
Quad 8
Raindirk
Ramsa
Randall
Rauland
RCA
RSP Technologies
SAJE
Shep
Siemens
Sony
Sound City
Soundcraft
Soundtracs
Soundworkshop
Sphere
SSL
StageTech
Stellavox
Studer
Studiomaster
TAB/Maihak
TAC
Tactile Technologies
Tangent
Tascam
TEAC
Telefunken
Telefunken/CLG
Telefunken/Siemens
TL Audio
Tri-Tech
Trident
Tweed
Universal Audio
Vintec
Ward Beck
WEM
Westec
Western Electric
Westrex
Wheatstone/Audio Arts
Yamaha