Sound calibrator
94-114 dB
Extech
1kHz Professional Calibrator for 0.5" or 1.0" Microphones
Features:
Calibrates and verifies Sound Level Meter operation
LED indicator lights up when power is on
Level position to select 94dB or 114dB
For use on Sound Level Meters with 0.5" or 1.0" microphones
Durable die-cast, aluminum housing
1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and ±0.8dB
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