Extech 407766 Sound Calibrator 94/114dB for 0.5" and 1" Microphones

Brand: Extech

Features:

• Continuous and accurate readings from 5 to 99,990rpm
• Measure rpm from 5 to 99,990rpm with microprocessor quartz crystal accuracy of 0.05-percent
• Large LED display updates 1/sec (rpm<60)
• Resolution: 0.1rpm (5 to 1000rpm), 1rpm (1000 to 999rpm), 10rpm (10,000rpm to 99,990rpm)
• Unique design permits rpm measurements of a one hole gear or disk eliminating the need for special gears;

Details: Product Description

View larger 94dB/114dB Sound Calibrator
1kHz 94/114dB professional sound calibrator for 0.5" or 1.0" microphones calibrates and verifies sound level meter operation. Level position switch to select 94dB or 114dB with power on LED indicator light. Other Features
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. Includes
Comes with two 9V batteries, carrying case, screwdriver, and user manual. Model 407766-NIST is also available with a Certificate of Calibration Traceable to NIST.
View larger 94dB Sound Calibrator
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 and comes complete with two 9V batteries, carrying case, and screwdriver. Model 407744-NIST is also available with a Certificate of Calibration Traceable to NIST.

From the Manufacturer

1kHz 94/114dB professional sound calibrator for 0.5" or 1.0" 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 1997-11and comes complete with two 9V batteries, carrying case, and screwdriver.

EAN: 0793950407660

Package Dimensions: 8.9 x 4.0 x 2.7 inches

Binding: Tools & Home Improvement

Part Number: EXT407766

model number: 407766