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Sound Level Meters
113
407732 407732-NISTL 407732-KIT 407736 407750 Model
Low: 35 to 100dB Low: 35 to 90dB 30 to 130dB Range
High: 65 to 130dB High: 75 to 130dB
±1.5dB (Type 2) ±1.5dB (Type 2) ±1.5dB (Type 2) Basic Accuracy
Yes Yes Yes Weighting (A&C)
Yes Yes Yes Response Time (Fast/Slow)
0.5" (12.7mm) 0.5" (12.7mm) 0.5" (12.7mm) Condenser Microphone
— AC/DC AC/DC Analog Output
8.2x2.1x1.25" (210x55x32mm) 9.5x2.7x1" (241x69x25mm) 10x3.1x1.5" (256x80x38mm) Dimensions
8.1oz (230g) 7.6oz (215g) 8.5oz (240g) Weight
Yes Yes Yes CE
1 year 1 year 1 year Warranty
• Calibrate and verify
Sound Level Meter
operation
• 1kHz sine wave at
94dB/114dB (407766)
or 94dB (407744) is
generated to an
accuracy of ±5%
(frequency) and
±0.5dB (94dB);
±0.8dB (114dB)
• Accommodate both
0.5" to 1.0"
microphones
• For use with all of
Extech’s Sound
Level Meters
• Includes screwdriver,
two 9V batteries,
and carrying case
Sound Level
Calibrators
407766
(94dB/114dB)
407744
(94dB)
Optional 407732-KIT
comes
complete with a
sound calibrator and case
407732 Type 2
Sound Meter
Two range meter with
backlit LCD display
• High accuracy meets Type 2
standar
ds (ANSI S1.4-1983,
IEC 60651, EN 60651)
• High & Low measuring ranges
• Data Hold and MAX Hold
functions
• Backlit display to view
in
dimly lit area
• Complete with microphone
wind
cover and 9V battery
• Optional 407732-NISTL
includes
Certificate of
Traceability to NIST at single
point calibration to 94dB
• Optional 407732-KIT includes
407732
Sound Meter, 407722
94dB Sound Calibrator, and
protective hard carrying case
(Optional NIST available for kit:
407732-KIT-NIST includes
407732-NISTL and 407722-NIST)
407736 Type 2
Sound Meter with
Calibration Check
High accuracy Type 2 meter
• High accuracy meets Type 2
standar
ds (ANSI S1.4-1983,
IEC 60651, EN 60651)
• High and Low measuring ranges
• MAX Hold with reset button
• Built-in calibration check (94dB)
• Analog AC/DC outputs for
connection
to an analyzer or
recorder
• Tripod mount for field use
(optional
TR100 Tripod —
sold separately)
• Optional 407744 or 407766
S
ound Calibrator
• Complete with microphone
wind
cover, 9V battery, and
carrying case
407750 Sound
Level Meter with
PC Interface
Big backlit display, PC interface
& background sound absorber
• High accuracy meets Type 2
standar
ds (ANSI S1.4-1983,
IEC 60651, EN 60651)
• Background noise absorber for
noise
measurements with high
ambient noise levels
• RS-232 interface for capturing
data
to PC, optional Windows
®
95/98/NT/2000/ ME/XP
compatible software (407752)
• Large backlit display with
analog
bargraph
• Auto/Manual ranging and
MIN/MAX
readings
• Analog AC/DC outputs for
connection
to a recorder
• Tripod mount (optional TR100
T
ripod — sold separately)
• Complete with microphone
wind
cover, 9V battery and case
407732-KIT
Value Kit
Optional software
Distributed by TestEquity LLC
http://www.testequity.com
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