3D Instruments Inc.	3M	AC-DC Electronics
Accusplit	Acme Electric	Acterna
Advantest	AEHR	AEMC
Aeroflex	Aerospace	Agema
Ailtech	Alcoa - Fujikura	Alfred
Alnor	Altek	Ameritec
Ametek	Amp	AMPG
Amplifier Research	Amprobe	Amrel
Analogic	Ando	Andrew Corp.
Anritsu	Apc	Applied Instruments, Inc.
Argo Systems	Armstrong	Arnett Industries
Array	Ashcroft	Associated Research
Astec	Astro Med	Astron
AT-T	ATEK Corp	Audio Precision
AUL Instruments, Inc.	Autek	AV Power
Avantron	Avcom	Avo
AW Sperry	Bacharach	Baker Instrument
Ballantine	Beale	Beckman
Beco	Behlman	Belar Electronics
Bendix	Bermar	Berry
Bertan	Biccotest	Biddle
Bio-design	Biosystems	Biotek
Bird	BJM	BK Precision
Black box	BMI	BNC
Boonton	Bosch	Bowmar
Brown and Sharpe	Bruel - Kjaer	California Instruments
Canadian Utilities Supply	CDI	CDT
Cerjac	Chance	Chatillon
Chesilvale Electronics	Chicago Steel Tape	Chroma
Cirris	Clarence Controls	Clarke-Hess
Clarostat	Clinton Instrument	CMC
Coastel Cable Tools	Colby	Comdel
Compact Power Co.	Comsonics, Inc.	Comtech PST
Consultronics	Convex	Corning
Crescent	Crown	CTC
CTC - Davar	Cushman	Dale Technology
Data I-O	Data Management Corporation	Data Precision
Datacom Technologies	Datron	Datum
DCM	DDC	DDI
Delaire	Deltron	Desco
Detector Systems	Dewalt	Dickson
Dicon	Diego Systems	Digital
Digital Engineering	Digital Lightwave	Digitech
Doble	Dosimeter Corporation	DPL
Dragar	Dranetz	Dressler
Druck	DTS	Dynaload
Dynamic Industries	Dynatech Nevada	Dynatel
E-H Research Labs	Eaton	ECI
ED&D	EDC	EEV
Efratom	EG-G	EH Research
EIP	Electro Science	Electro-Metrics
Electrodata	Electronic Research	Elgar
Elgenco	Elind	Emco
EMI	Endevco	ENI
Ericsson	ESI	ETS
Exfo	Extech Electronics	Extech Instruments
Faith Co	Farinon	FCC Fischer
Federal	Fisher	Fisher Scientific
Fiskars	Fitel	Fluke
Flygt	Fulcrum Communications	FW Bell
Gamma Scientific	Gangpro	Gastech
GE	General Dynamics	General Eastern
General Microwave	General Radio	General Resistance
Gertsch	Gigatronics	Glassman
Global Specialties	GMP	GN Nettest
Goldak	Goodwill Instruments	Gould - Brush
Graphtec	Gray Instrument	Greenlee
Grundig	Guildline	Haefely Technology
Haefely Trench	Halcyon	Hameg
Harris Dracon	Harrison	Hart Scientific
Hastings	HDW	Heath
Heidenhain	Heise	Helper Instruments
Hickok	High Voltage Inc.	Hilti
Hioki	Hios	Hipotronics
Hitachi	HK Porter	HLI
Holaday Industries	Holt Instruments	Honeywell
HP - Agilent	HP - Cerjac	Hsiang Cheng Electric (HCE)
HT Communications	Hughes	Huntron
Huskie	Idacom	IET
IFI	IFR - Aeroflex	Ikegami
ILX	IMCS	Industrial Instruments
Industrial Scientific	Instek	Instron
Intelco	Interface Technology	Intermec
International Light	Interpower	ISA
Ishida	Ithaco	ITI
ITT	Iwatsu	Japan Radio Co
JDS Optics	JDS Uniphase	JDSU
Jerrold	JFW Industries	Jofra
Julie Research	K L Microwave	Kaiser Systems
Kalmus	Kay	Kaye
Keithley	Kenwood	Kepco
Kestrel	Keytek	Kikusui
Kinetic Systems	Kistler	Klinger Electric
Krohn Hite	Lab	Lake Shore Cryotronics
Lambda	Landshire	Laplace Instruments
Larus	Laser Precision	Lasertron
Leader	Lecroy	Lectro Products
Leeds - Northrup	Lenkurt	Levear
Lightech	Lodestar	Logimetrics
Lucent	Lumidor	Luzchem
M/A Com	Mac Tools	Magni
Magtrol	Makita	Malor
MAR Associates	Marconi	Mark Products
Markenrich	Matrix	Matsusada Precision Inc.
Maury Microwave	MEC	MegaPhase
Megger	Melles Griot	Merge
Metropolitan Microwave Corp.	Metrotech	Metrotel
Mettler - Toledo	Micro Instrument	Micro-Now
Microlab	Micronetics	Microscan
Microtest	Microwave Power Devices	Mideastern Industries
Midtronics	Mikron	Millivac
Milwaukee	Minolta	Mirage
Mitutoyo	Modulation Sciences, Inc. ( MSI )	Monarch
Monroe	Mopeco	Motorola
Mountz	MPD	MSA
Multi-Amp	Nanofast	Narda
National Instruments	Navtel	NCI
Network Communications	Neutrik	Newport
Nicolet	Nikon	Niton
Noisecom	Noiseken	North Atlantic
Northeast Electronics	Northern Telecom	Noyes Fiber Systems
Nutmeg	Ohio Semitronics	OKI
Omega	Online Power	Ophir
Optoelectronics	Ortel	Oscilloquartz SA
Pace	Pacific Measurements	Pacific Power Source
Packetstorm	Panasonic	PAR
Par - EG-G	Parkway Systems	Pearson Electronics
Pelsue	Pendulum Instruments	Penn Airborne
Perkins	Peschel	Philco
Philips	Phoenix	Photodyne
Photon Kinetics	Photonetics	Photonic Integration Research
Photonix	Picotest	PIE
Pine Instruments	PMC	Polar Instruments
Polarad	Potomac Instruments	Power Designs
Power Ten	Powertek	Powertron
Preamble	Premier	Prime Technology
Primetech	Pro-Log	Prodigit
Programma	Programmed Test Sources	Progressive Electronics
Prosser	Protek	PTS
PTT	Quadtech	Quantum Data
Quartzlock	Ra-Nav Laboratories	Racal Dana
Racal Instruments	Radio Shack	Radiodetection
Ramsey Electronics	Random	Ratcliff
Raychem	Reichart	Reliance Telcom
Relm	Republic Electronics	RF Communications
RFL	Rifocs	Riser Bond
RKI	Rockland	Rockwell Collins
Rod-L	Rohde - Schwarz	Rolatape
Ross Engineering	Rotek	Ruska
Rycom	Sadelco	Sage
Santec	Saunders Associates	Schaffner
Schlumberger	Schonstedt Instrument Company	Scientific Atlanta
Scientific Test	Scott	Sencore
Sensitive Research	Shallcross	Sharp
Shiloh Industries	Shortridge Instruments	Siecor
Siemens	Sierra	Signal Recovery
Simco	Simpson	Singer
Skil	Slaughter	Snap-On
Solar Electronics	Solartron	Sonoma
Sony	Sorensen	Sotcher
Sound Technology	Spectracom	Spectronic
Spellman	Spirent	Spirent Smartbits
Stancor	Stanford Research	Starrett
STB Transformer	STC	Stihl
Sumitomo	Sun Electronic Systems	Sunrise Telecom
Symmetricom	Systron Donner	T-Com
Tanaka	TAS	Tautron
Techne	Technipower	Techron
Tegam	Tekelec	Tektronix
Telesoft Technologies	Telewave	Tellabs
Teltone	Telxon	Tempo
Temptronic	Tenma	Termaline
Tettex	Texio	Thermacal
Thermotron	Thomas & Betts	Thunder Scientific
TIF	Timco	Topward
TPI	Tracor	Transcat
Transistor Devices	Transmation	Trek
Tremetrics	Trend	Trend Aurora
Trig-Tek	Trilithic	Triplett
Troemner	Tru-Stone	Trygon
TSI	Tsurumi	TTC - Acterna
TTI	Tylink	U-Teck
Uniteq	UTE Microwave, Inc.	Utec
UVP, Inc.	Valhalla	Varian
Vector-Vid	Velonex	Vena Engineering
Videotek	Vishay Measurement Group	Visual Information Institute
Vitrek	Viz	Voltech
Voyager	Vu-Data Corporation	VXI Technology
Wahl	Wandel - Goltermann	Waveline
Wavetek	Wayne Kerr	Weinschel
Westell	Western Electric	Western Graphtech
Western Progress	Weston	Wilcom
Willtek	Wiltron	Winslow
Xantrex	Yokogawa