
Extech Instruments: The brand of choice…
Sound Level Meters
112
407730 Digital
Sound Level
Meter
Analog bargraph with 30dB
range updates every 40ms
• ±2dB accuracy with
0.1dB
resolution
• AC analog output
• Record MAX/MIN
v
alues over time
• Auto power off and
MAX
Hold functions
• Utilizes 0.5"(12.7mm)
condenser
microphone
• Tripod mount for field use
(optional
TR100 Tripod —
sold separately)
• Complete with microphone
wind
cover and four AAA
batteries
407703A Analog
Sound Level
Meter
Check noise level economically
• Easy to read analog display
• MAX Hold
• Battery check
• Analog AC output for
connection
to chart recorders
and dataloggers
• Tripod mount for field use
(optional
TR100 Tripod —
sold separately)
• Complete with 9V battery
Model 407703A 407730
Range 54 to 126dB 40 to 130dB
Basic Accuracy ±2dB ±2dB
Weighting (A&C) Yes Yes
Response Time (Fast/Slow) Yes Yes
Condenser Microphone 0.5" (12.7mm) 0.5" (12.7mm)
Analog Output AC AC
Dimensions 7.1x2.7x1.4" (180x68x36mm) 9x2.2x1.7" (230x57x44mm)
Weight 5.1oz (145g) 5.6oz (160g)
CE Yes Yes
Warranty 1 year 1 year
Specifications
All Extech meters come factory
calibrated. For an additional
charge, Extech will supply your
meter complete with a Certificate
of Calibration Traceable to N.I.S.T.
with Data at multiple points. To
order meter with NIST:
407703A-NIST
407730-NIST
407732-NIST
407732-KIT-NIST
407736-NIST
407750-NIST
407744-NIST
407766-NIST
*Only products listed are available with
NIST Certificate. Meter must be ordered
with NIST Certificate at time of purchase.
Order Meter
with NIST Certificate*
Featuring Model 407732-KIT
Type 2 Precision
Meets ANSI and IEC standards to conform to OSHA guidelines
Sound Level Calibrator
Verifies Sound Meter calibration (94/114dB) before & after use
Hard Carrying Case
Conveniently stores and protects your meter
Sound Level Meters
Extech sound meters include all the
features/functions needed for basic noise level
surveys or to meet the requirements for OSHA
compliance, community noise ordinances or
machine noise evaluation.
Accessories
TR100 ....Tripod (for meters with Tripod mount feature)
40705X...AC/DC Recorder Output Cable
Distributed by TestEquity LLC
http://www.testequity.com
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