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This 1kHz 94/114dB professional sound calibrator is for 0.5 in. or 1 in. microphones. Calibrates and verifies sound level meter operation. Level position switch to select 94dB or 114dB with power on LED indicator light. Durable die-cast aluminum housing generates a 1kHz sine wave at 94dB/114dB to an accuracy of 5% (frequency) and ±0.5dB (94dB)/±1.0dB (114dB). Meets IEC standard 60942 1997-11. Comes complete with two 9V batteries, carrying case and screwdriver.
◆ 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 and ±0.5dB (94dB)/±1.0dB (114dB)
> Extech, 407766, 94/114dB Sound Calibrator, 사운드 캘리브레이터, 익스텍
> 판매처 : 제이시스템즈
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