Sound and Vibration Instrument Hire and Calibration

GRAS 42AA Pistonphone Calibrator Specifications

GRAS 42AA : Pistonphone Calibrator - class 1	£ 6 a day *

Accuracy :

IEC 942 Class 1

Sound Pressure Level :

114 dB re 20 µPa ± 0.15 dB

Frequency :

250 Hz

Temperature Range :

- 10 °C to + 55 °C

Batteries :

4 x alkaline, IEC Lr6

Weight :

325 g
E&OE - specifications subject to change without notice.
* Our standard hire charges are based on a 4-day minimum period, details other options.