Agilent                       SAs, NAs, RF synthesizers, Counters, Power supplies, Scopes, Multimeters

Allied                         Components, ICs

Analog                       ICs

Anritsu                       SAs, Counters

AR                            RF amplifiers

BK Precision             Power supplies, Scopes, SAs, RF synthesizers, Counters, Multimeters

Bristol                       Wavemeters

Digi-Key                   Components, ICs

FEMTO                     Amplifiers, Lock-in amplifiers

Fluke                         Multimeters, Time standards

HAMEG                     RF synthesizers, SAs, Scopes, Power supplies, Counters, Multimeters

HighFinesse              Wavemeters, Diode laser controllers, Current sources

Keithley                     Current/voltage measurement, DAQ, Multimeters, RF, Switches

Krohn-Hite                Small instrumentation

Lambda                     Power supplies

LeCroy                      Scopes

MOGlabs                  Diode laser controllers


NI
                              DAQ

Omega                      DAQ, Multimeters, Power supplies, Scopes

Pearson                    Current monitors

Precision Photonics  Lockboxes

PTS                          RF synthesizers

pts                            RF synthesizers, SAs, Time standards, Counters, Multimeters

Spellman                  Power supplies

SRS                          Small instr, Lockboxes, SAs, RF synth, Lock-ins, Freq st, Counters, Power supplies

Tektronix                   Scopes, SAs, RF synthesizers

Vescent                     Diode laser controllers, Lockboxes