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5 (1 Review) | UPC: 793950407448 | Model: Extech 407744
Sound Level Calibrator, 94dB
List Price: $359.99
Your Price: $320.39
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This 1kHz, 94dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and verifies sound level meter operation. Battery test position with battery status LED indicates if battery is good. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB to an accuracy of 5% (frequency) and ±0.5dB (94dB). Meets IEC standard 60942 1997-11. Complete with two 9V batteries, carrying case, and screwdriver.
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Just want we needed when we needed it.
5.0
The sound level calibrator - better titled a constant sound level output device - works perfectly. Better yet, we needed it fairly quickly and it arrived in just a few days without additional shipping fees.
Kurt Stefans on Oct 24, 2022 I found this helpful (0)