ANALYZERS:

* Acoustic Analyzers:
Crystal Instruments
Data Physics
LDS
Larson Davis
m+p international inc.
The Modal Shop
OROS, Inc.
SCANTEK, INC.
Spectral Dynamics
* Frequency Response Analyzers:
Crystal Instruments
Data Physics
Dynamic Solutions
GHI Systems, Inc.
LDS
m+p international inc.
The Modal Shop
OROS, Inc.
PCB Piezotronics, Inc.
SCANTEK, INC.
Spectral Dynamics
Vibration Research
Vibroacoustics Technologies
* Gas Analyzers:
* Modal Properties Analyzers:
Data Physics
LDS
m+p international inc.
The Modal Shop
OROS, Inc.
PCB Piezotronics, Inc.
SCANTEK, INC.
Spectral Dynamics

ANECHOIC CHAMBERS:

Brüel & Kjær
NTS

AUTOMATIC MEASURING SYSTEMS:

ANCO Engineers, Inc.
Crystal Instruments
DASCOR, Inc.
Data Physics
GHI Systems, Inc.
Sun Electronic Systems

BALANCING EQUIPMENT:

IMI Sensors
PCB Piezotronics, Inc.
Spectral Dynamics

BATHS, TEMPERATURE CALIBRATION:

Sun Electronic Systems

BLAST GAGES:

DTS
Kistler North America
Meggitt Sensing Systems
PCB Piezotronics, Inc.

BURN-IN EQUIPMENT:

A.E.S.
Envirotronics
Russells Technical Products
Sun Electronic Systems
Thermotron Industries

CALIBRATORS, TRANSDUCER:

APS Dynamics, Inc.
Dynamic Solutions
Kistler North America
Larson Davis
MB Dynamics, Inc.
Meggitt Sensing Systems
The Modal Shop
SCANTEK, INC.
Spectral Dynamics
SPEKTRA
Unholtz-Dickie
Vibration Research

CENTRIFUGES (for Acceleration Testing):

ANCO Engineers, Inc.
NTS