The HD2024 sound level calibrator is a portable, battery operated sound source, suitable for sound level meters (portable and laboratory) and acoustic stations.
It allows calibrating 1/2” (1/4” with HD2020AD4 adapter) microphones with mechanical dimensions compliant with IEC 61094-1 and IEC 61094-4.
The generated sound pressure level is equal to 94 dB at 1000 Hz frequency. A LED signals the low battery condition.
Advantages of the HD2024 calibrator:
It includes ISO17025 Calibration Certificate.
£0.00
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