Extech 407744-NIST Sound Level Calibrator with Nist

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1kHz Professional Calibrator for 0.5" or 1.0" Microphones. This product is NIST Certified which indicates that the product is traceable to standards provided by the National Institute of Standards and Technology (NIST).
Calibrates and verifies Sound Level Meter operation
Calibrates and verifies Sound Level Meter operation
Battery test position with battery status LED indicates if battery is good
Calibrates and verifies Sound Level Meter operation
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
Calibrates and verifies Sound Level Meter operation
Calibrates and verifies Sound Level Meter operation
Battery test position with battery status LED indicates if battery is good
Calibrates and verifies Sound Level Meter operation
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
Calibrates and verifies Sound Level Meter operation
Calibrates and verifies Sound Level Meter operation
Battery test position with battery status LED indicates if battery is good
Calibrates and verifies Sound Level Meter operation
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
Calibrates and verifies Sound Level Meter operation
Calibrates and verifies Sound Level Meter operation
Battery test position with battery status LED indicates if battery is good
Calibrates and verifies Sound Level Meter operation
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