Actuators
GRAS OP0024 Kit for Frequency Calibration of Flush-mount Microphone Sets
The GRAS OP0024 kit contains a calibration holder, electrostatic actuator and actuator calibration adapters for 1/8" and 1/4" size of GRAS Flush-mount Microphone Sets. For 1/2" size no adapter is used.
GRAS OP0026 Kit for Frequency Calibration of 1/4" Surface Microphones
The GRAS OP0026 kit contains an electrostatic actuator and an actuator calibration holder for GRAS precision 1/4" surface microphones.
GRAS RA0014 1/2'' Electrostatic Actuator
The GRAS RA0014 1/2'' Electrostatic Actuator is an electrostatic actuator for testing the frequency response of standard 1/2”, 1/4” and 1/8" microphones; adapters are included for testing 1/4” and 1/8"microphones. The GRAS RA0014 can be connected directly to the GRAS 14AA Actuator Supply .
GRAS RA0014-S1 1/2'' Electrostatic Actuator for 40AU-1
The GRAS RA0014-S1 1/2'' Electrostatic Actuator is for testing the frequency response of the microphone 40AU-1. The GRAS RA0014-S1 can be connected directly to the GRAS 14AA Actuator Supply .
GRAS RA0015 1'' Electrostatic Actuator
The GRAS RA0015 is an electrostatic actuator for testing the frequency response of standard 1” microphones. The RA0015 can be connected directly to the GRAS 14AA Actuator Supply.