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Sound Level Calibrators

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Extech 407744 - 94dB Sound Calibrator

Description: 1kHz Professional Calibrator for 0.5" or 1.0" Microphones

Features:

Calibrates and verifies Sound Level Meter operation
Battery test position with battery status LED indicates if battery is good
For use on Sound Level Meters with 0.5" or 1.0" microphones
Durable die-cast, aluminum housing
1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.8dB

List Price: $309.99
Special Price: $299.00

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Extech 407766 - 94/114dB Sound Calibrator

Description: 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

List Price: $399.99

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Cal73 - Standard Acoustic Calibrator (94dB , 1KHz Sine Wave)

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BK Precision Cal73 - Standard Acoustic Calibrator (94dB , 1KHz Sine Wave)
The CAL73 sound level calibrator is used to calibrate sound level meters and other sound measurement equipment. You can calibrate 1 inch diameter microphones directly and 1/2 inch microphones using 1/2 inch adaptor supplied with the calibrator. Conforms to IEC 60942 (2003) Class 2, ANSI SI.40-1984 94dB and 114dB Sound calibrator at 1KHz Accurate and simple to use Fits 1 inch and ½ inch microphones
List Price: $320.00

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