Specification

3550 SoniChek Pro Professional Sound Level Meter
• Measures 30dB to 130dB with an accuracy:
± 1.5dB (94dB @ 1kHz)
• Designed according to IEC651 (Type 2)
and ANSI S1.4 (Type 2) standards
• A/C frequency weighted readings
• Fast/slow response time
• 31.5Hz to 8kHz frequency range
• AC/DC analog output
• Analog bargraph for easy visual sound
level indication
• Min/Max hold with time stamp
• Tripod mount for long term measurements
• Includes USB Cable, AC/DC output leads,
microphone windscreen, 4 x AA Batteries
and case
Ordering Information:
3550 SoniChek Pro Professional Sound Level Meter
Features:
Accurate measurements on large digital and analog backlit display
850 Perimeter Road • Manchester, NH • [phone] • [e-mail]
Specifications
Sound Level Range
Accuracy
Resolution
Frequency Range
Weighting
Response Time
Analog Output
Power Source
Dimensions
Weight
30 to 130dB
±1.5dB (94dB @ 1kHz)
0.1dB
31.5Hz to 8kHz
A and C
Fast (125m/s) / Slow (1s)
AC and DC
(4) AA batteries or USB
9.6 x 2.8 x 1.8” (245mm x 70mm x 45mm)
8.5oz (240g)
F IYT IN