Accessories
GRAS Sound & Vibration offers a wide range of standard accessories in the form of cables, adapters, windscreens and tripods for use in measuring set-ups. These can be broadly split up under accessories for microphones, for preamplifiers, for outdoor microphones, for pistonphones and pinna simulators and accessories for ear simulators. Some are included with certain products, some are available as extras. All can be ordered individually. The brief descriptions given here as well as those on downloadable accessories sheet will help you to select what you need for your particular set-up. At all events, feel free to contact your GRAS partner if you need advice or further information.
GRAS Sound & Vibration also offers a wide range of special products and customised solutions. Our experience within the field of acoustics and vibration, combined with our short development time, enable us to provide innovative solutions to complex measurement problems in close co-operation with the customer. For a technical discussion of your measurement requirements, please contact your local representative or contact GRAS Sound & Vibration directly in Denmark.
GRAS RA0107 Spacers
A set of 6 spacers (50 mm) GR0707 for Array Modules PR0001 and PR0001-1...
Material: Stainless steel
GRAS RA0114 Adapter for 1/4” button type hearing aids
For use with 2cc Coupler RA0113...
Material: Black POM
GRAS RA0115 Moulding adapter for ITE hearing aids
For use with 2cc Coupler RA0113...
Length: 17.00 mm
Diameter: 23.77 mm
Material: Stainless steel
GRAS RA0116 Adapter for 1/2" microphone
For use with GRAS RA0113 2cc Coupler...
Length: 11.60 mm
Diameter: 12.70 mm
Material: Stainless steel
GRAS RA0117 Coupler adapter for 1/2” to 1/4” microphone
The RA0117 is an adapter for mounting a 1/4" microphone in couplers designed for 1/2" microphones...
Length: 22.0 mm
Diam.: 6.35 mm
GRAS RA0118 Attenuator for 1/4" microphones
Recommendation: Choose a microphone with low sensitivity instead of using the RA0118. The RA0118 is an attenuator for inserting between a 1/4" microphone and preamplifier. It attenuates the output signal of the microphone by approximately 16 dB in order to avoid overloading the preamplifier or foll..
Material: Black POM
GRAS RA0119 Pistonphone Adapter
A pistonphone adapter for calibration checking the Ear Simulator Type 43AE when a pinna simulator is mounted on the IEC 60711 Ear Simulator RA0045...
GRAS RA0122 Random-incidence corrector
For use with 1/2” Free-field microphones when measuring noise according to ANSI requirements...
GRAS RA0125 Adapter for microdot input to a 1/2” preamplifier
The RA0125 is to be mounted instead of a microphone on a standard 1/2" preamplifier such as the Type 26AK. Thereby you get a Microdot (UNF 10-32) input to the preamplifier. Useful when a high input impedance is required for transducers such as hydrophones and accelerometers...
GRAS RA0127 Rain-protection cap for 1/4” microphones
The RA0127 is a rain protection cap for use with 1/4" microphones...
GRAS RA0131 Rain-protection cap for 1/2” microphones
The GRAS RA0131 is a rain protection cap for use with 1/2" microphones...
Length: 48 mm
Inner threading for preamp.: 11.70-60 UNS-2
Outer threading for mic.: 11.70-60 UNS-2
Material: stainless steel
GRAS RA0132 Dehumidifier for 1/2” microphones
For use when humidity levels are high and only with a rear-vented 1/2” microphone. An indicator placed on the side of the dehumidifier shows when it needs to be dried out before further use...
