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Extech 407735
General Purpose Digital Sound Meter

2 dB accuracy
A and C weighting
High and Low measuring ranges: Low (35 to 100dB), High (65 to 130dB)
0.1 dB resolution
Fast/slow response
Max Hold with reset button
Large 0.5" 3-1/2 digit LCD display
Built-in calibration check (94 dB)
Tripod mount and analog DC/AC conditioned outputs of 10 mV/dB
Utilizes 0.49" (12.3mm) condenser microphone
Dimensions: 9.5 x 2.7 x 1" (241 x 69 x 25mm)
Weight: 7.6 oz (215g)

Extech 407735 Shown

Product Information
Datasheet	227 KB
Manual	176 KB
PDF Help

Selection Guide	407735	407736
Basic Accuracy	±2.0 dB	±1.5 dB
Low Measuring Range	35 to 100dB	35 to 90dB
High Measuring Range	65 to 130dB	75 to 130dB
Display Count	2000 LCD
Range	35 to 130dB
Condenser Microphone	0.5" (12.7mm)
Analog Output	AC: 0.65V (FS), DC: 10mV/dB
Meets ANSI & IEC 651 Type 2 standards	No	Yes

Ordering Information
Model	Description	Buy Online	Price
407735	Extech 407735 Sound Level Meter Digital 2.0DB Accuracy		$219.99
407735NIST	Extech 407735-NIST Sound Level Meter		$344.99
Additional Models Available
407736	Extech 407736 Sound Level Meter, Digital, 1.5DB Accuracy		$249.99
407736NIST	Extech 407736-NIST Sound Level Meter		$374.99
Included Accessories
	(1) Hard vinyl case (1) 9V Battery	Included
Optional Accessories
40705X	Extech 40705X Cable Analog Output for Sound Level Meters		$14.99

*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.

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$20.00 Minimum on Total Order

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