3D Instruments Inc	3M	AC-DC Electronics
Accusplit	ACES System	ACL Staticide
Acme Electric	Acopian	Acterna
Advantest	Adwell International LTD	AEA Technology
AEHR	AEMC	Aeroflex
Aerospace	Agema	Ailtech
AIM-USA	Alcoa - Fujikura	Alcor Inc
Alfred	Alnor	Altek
Ameritec	Ametek	Amp
AMPG	Amplifier Research	Amprobe
Amrel	Analogic	Ando
Andrew Corp	Anritsu	Apc
Applied Instruments Inc	Arga Controls	Argentix
Argo Systems	Armstrong	Array
Ascor Incorporated	Ashcroft	Associated Research
Astec	Astro Med	Astron
AT-T	ATEK Corp	ATN Microwave
Audio Precision	AUL Instruments Inc	Autek
AV Power	Avantron	Avcom
Avo	Avtech Electro Systems	AW Sperry
Bacharach	Baker Instrument	Ballantine
Bapco	Barfield	Base
BCD Electronics LTD	Beale	Beckman
Beco	BEHA	Behlman
Belar Electronics	Bendix	Bermar
Berry	Bertan	BF Goodrich Aerospace-JcAir Test
Biccotest	Biddle	Bio-design
Biosystems	Biotek	Bird
BJM	BK Precision	Black box
Blue-Point	BMI	BNC
Bocatech	Bonn Elektronik	Boonton
Bosch	Bowmar	Brown and Sharpe
Bruel - Kjaer	California Instruments	Canadian Utilities Supply
CDI	CDT	Centurion NDT
Cerjac	Chance	Charleswater
Chatillon	Chesilvale Electronics	Chicago Steel Tape
Chroma	Circuit Specialists, Inc.	Cirris
Clarence Controls	Clarke-Hess	Clarostat
Clinton Instrument	CMC	Coastel Cable Tools
Colby	Collins Radio Company	Com-Ten
Comdel	Compact Power Co	Comsonics Inc
Comtech PST	Consultronics	Convex
Corelis	Corning	Crescent
Criterion Instruments Ltd	Cropico	Crown
CTC	CTC - Davar	Cushman
Dale Technology	Data I-O	Data Management Corporation
Data Precision	Data Proof	Datacom Technologies
Datron	Datum	DCM
DDC	DDI	Decom Systems
Del Electronics	Delaire	Deltron
Denver Instrument	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	Eckstein Bros Inc
Ectron	ED&D	EDC
EEV	Efratom	EG-G
EH Research	EIP	Electrical Testing Instruments Inc
Electro Science	Electro-Metrics	Electro-Tech Systems
Electrodata	Electronic Research	Elgar
Elgenco	Elind	Emco
EMI	Endevco	ENI
Ericsson	ESI	Eventide
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	Harris Dracon	Harrison
Hart Scientific	Hastings	HDW
Heath	Heise	Helper Instruments
Hickok	High Voltage Inc	Hilti
Hioki	Hios	Hipotronics
Hitachi	Hitek Power Ltd.	Hittite
HK Porter	HLI	Holaday Industries
Holt Instruments	Honeywell	Howell Instruments Inc
HP - Agilent	HP - Cerjac	Hsiang Cheng Electric (HCE)
HT Communications	Hughes	Huntron
Huskie	Hypatia	Idacom
IET	IFI	IFR - Aeroflex
Ikegami	ILX	IMCS
Industrial Instruments	Industrial Scientific	Inland Equipment Co
Inno Instrument	Instek	Instron
Intelco	Interface Technology	Intermec
International Data Sciences Inc	International Light	Interpower
IOTech	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
Keltec	Kenwood	Kepco
Kestrel	Keytek	Kikusui
Kinetic Systems	Kistler	Klinger Electric
Krohn Hite	Krytar	Lab
Lake Shore Cryotronics	Lambda	Landshire
Laplace Instruments	Larus	Laser Precision
Lasertron	Laversab	Leader
LeCroy	Lectro Products	Leeds - Northrup
Lenkurt	Levear	LH Research
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
Metrix Instrument Co	Metropolitan Microwave Corp	Metrotech
Metrotel	Mettler - Toledo	Micro Instrument
Micro-Now	Microlab	Micronetics
Microscan	Microtest	Microwave Development Labs
Microwave Power Devices	Mideastern Industries	Midtronics
Mikron	Millivac	Milwaukee
Minolta	Mirage	Mitutoyo
Modulation Sciences Inc ( MSI )	Monarch	Monroe
Mopeco	Morris	Motorola
Mountain Engineering	Mountz	MPD
MSA	MTL Systems Inc	Multi-Amp
Nanofast	Narda	National Instruments
NCI	Netech	Network Communications
Neutrik	Newport	NF Corporation
Nicolet	Nikon	Niton
NJE	Noisecom	Noiseken
North Atlantic	Northeast Electronics	Northern Telecom
Noyes Fiber Systems	Nutmeg	Ohio Semitronics
OKI	Olman Instruments Ltd	Omega
Online Power	Ophir	Optoelectronics
Ortel	Oscilloquartz SA	OZ Optics
Pacific Measurements	Pacific Power Source	Packetstorm
Panasonic	PAR	Par - EG-G
Parkway Systems	Pearson Electronics	Pelsue
Pendulum Instruments	Penn Airborne	Performance Technologies
Perkins	Peschel	Phenix Technologies
Philco	Philips	Phoenix
Photodyne	Photon Kinetics	Photonetics
Photonic Integration Research	Photonix	Physiologic Instruments
Picker International	Picotest	PIE
Pine Instruments	PMC	Polar Instruments
Polarad	Potomac Instruments	Power Designs
Power Products Inc	Power Ten	Powertek
Powertron	PPM Inc	Preamble
Premier	Prime Technology	Primetech
Pro-Log	Prodigit	Programma
Programmed Test Sources	Progressive Electronics	Promac
Prosser	Protek	PTS
PTT	Pulsar Microwave Corporation	Quadtech
Quantum Composers	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
RLC Electronics	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	Scope Communications Inc	Scott
Semtronics	Sencore	Sensitive Research
Shallcross	Sharp	Shiloh Industries
Shortridge Instruments	Siecor	Siemens
Sierra	Signal Recovery	Signametrics
Simco	Simpson	Singer
Skil	Slaughter	Smith Industries
snap on	Snap-On	Solar Electronics
Solartron	Soltec	Sonoma
Sony	Sorensen	Sotcher
Sound Technology	SPC Technology	Spectracom
Spectronic	Spellman	Spirent
Spirent Smartbits	Stancor	Stanford Research
Starrett	STB Transformer	STC
Stihl	Sumitomo	Sun Electronic Systems
Sunrise Telecom	Symmetricom	SyntheSys Research
Systron Donner	T-Com	Tabor Electronics Ltd
Tanaka	TAS	Tautron
TDK-Lambda	Techne	Technipower
Techron	Tegam	Tekelec
Tekpower	Tektronix	Tel Instrument
Telesoft Technologies	Telewave	Tellabs
Teltone	Telxon	Tempo
Temptronic	Tenma	Termaline
Teseq	Tettex	Texio
Texscan	Thermacal	Thermo Electric
Thermocoax	Thermotron	Thomas & Betts
Thorlabs	Thunder Scientific	Thurlby Thander Instruments
TIF	Timco	Time Electronics LTD
Topward	TPI	Tracor
Transcat	Transistor Devices	Transmation
Trek	Tremetrics	Trend
Trend Aurora	Trig-Tek	Trilithic
Trimble	Triplett	Troemner
Tru-Stone	Trygon	TSI
Tsurumi	TTC - Acterna	TTE
TTI	Tylink	U-Teck
Uniteq	UTE Microwave Inc	Utec
UVP Inc	Valhalla	Vanguard Instruments
Varian	Vector-Vid	Velonex
Vena Engineering	Videotek	Vishay Measurement Group
Visual Information Institute	Vitrek	Viz
Voltech	Voyager	VTI Instruments Corporation
Vu-Data Corporation	VXI Technology	Wahl
Wandel - Goltermann	Waveline	Wavetek
Wayne Kerr	Weinschel	Welch Allyn
Wentworth Laboratories	Wenzel Associates	Werlatone
Westell	Western Electric	Western Graphtech
Western Progress	Westinghouse	Weston
Wilcom	Willtek	Wiltron
Winslow	Xantrex	Xitron Technologies
XL Microwave	Yokogawa