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The Bogen Communications SPLM Digital Sound Pressure Level Meter is used to measure SPL from 30 to 130dB. It is portable, easy-to-use, and appropriate for measuring and monitoring noise and sound in any environment. The SPLM Meter can be used for independent onsite readings or set to monitor and measure SPL variances in an area over a period of time. You can analyze the recorded measurements by connecting the meter to a PC or laptop, and using SoundLAB software (downloadable for free).
Removable windscreen filters out wind noise
1/2" condenser microphone
Large 2.12" LCD screen with 4-digit readout
Automatic backlight with light sensor
AC analog signal output jack
Pulse Width Modulation (PWM) output jack
Fast/slow time weighting selections
Wide measuring range of 30 to 130dB, including selectable 50dB dynamic ranges
Bar graph and over/under level indication
AC frequency weighting selections
Maximum value hold function to lock maximum reading
Data record function with data full indicator
Fixed screw mount for tripod use
USB jack for connection to PC for data record downloading, real-time data sampling analysis, and printing graph and data functions
Requires software freely downloadable from the Bogen website
Calendar function (year, month, date) and time display (hour, minute, second) for SPL recordings
Requires 4 AA batteries (included) with on-screen battery life indicator
10-minute auto power off
On/Off power button
Accuracy up to +/- 1.5dB
Designed to IEC 651 Type2 and ANSI S1.4 Type2 standards
In the Box
Bogen Communications SPLM Digital Sound Pressure Level Meter
USB Connecting Cable
Signal Output Wire
1.5V Alkaline Batteries
Limited 1-Year Warranty
Table of Contents
30 to 130 dB (AC)
30 to 80, 50 to 100, 60 to 110, 80 to 130, 30 to 130 dB (AC)
+/- 1.5 dB (reference sound pressure standard, 94 dB @ 1 kHz)
31.5 Hz to 8.5 kHz
50 dB/100 dB (dependent on range)
Indication: Over / Under
Frequency: A and C
Fast and Slow
Bar Graph: 1 dB / bar (2 dB/bar for 30 to 130 dB range)
AC: 4 VRMS @ full bar graph
Output Impedance: 600 Ω (3.5 mm connector)