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CM-170 Sound Pressure Level Meter w Data Logging, Clock & USB Interface.



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Calibrate systems big and small with the Galaxy Audio CM170 SPL Meter. This easy-to-use handheld SPL meter features a variety of functions to help you sound your best.

The CM-170 SPL Meter has Data Logging with a Clock feature, Fast/Slow Time Weighting, and Electronic Calibration. The CM-170 is an affordable IEC 61672-1 Class 2 and ANSI S1.4 Type 2 rated sound pressure level meter that competes with some of the best audio level meters on the market. The Galaxy Audio CM-170 comes complete with a carry case, windscreen, USB cable, and Windows software for computers.

The CHECK MATES  line of SPL (Sound Pressure Level) meters are affordable quality audio level meters that everybody working in loud environments should own. The CHECK MATE series SPL meters, allow musicians, sound contractors, and others to measure sound pressure levels in decibels (dB). A decibel is defined as the unit for measuring the relative loudness of a sound.

Designed for live sound or wherever there are high sound levels. Galaxy Audio’s SPL meters are trusted by thousands of working musicians, DJs, police departments, sound contractors, racetracks, etc…

  • Freq. Range: 20Hz – 8kHz
  • Freq. Weighting: A/C
  • Fast/Slow Time Weighting
  • Data Logging with Clock
  • USB Mini Interface
  • Includes Windows Software and USB Cable for Charging
  • IEC 61672-1 Class 2  &  ANSI S1.4 Type 2  Rated
  • Range 30 – 130dB
  • Accuracy ± 1.4dB
  • Electronic Calibration

CM-C200 Sound Pressure Level Meter Calibrator for 1 inch, ½ inch, & ¼ inch diameter mic capsules

Over time, all SPL meters lose their calibration. The Galaxy Audio CM-C200 is a sound pressure level (SPL) meter calibrator. The CM-C200 meets IEC 60942 2003 Class 2 and ANSI S1.40-1984 standards. The CM-C200 can calibrate 1", 1/2", and 1/4" diameter microphone capsules at 94dB and 114dB.

The CM-C200 will work with any of the CheckMate SPL Meters and many other brands. The CM-C200 has a test tone at 1kHz at both 94dB and 114dB. The CM-C200 includes 2 adaptors a protective zipper pouch and manual.

  • Accurate and simple to use
  • Calibration levels of 94dB and 114dB at 1kHz
  • Fits 1", 1/2", and 1/4" diameter microphones
  • Conforms to IEC 60942 2003 Class 2 and ANSI S1.40-1984
  • Weight: 0.41lbs (186.4g) (including battery)
Standard IEC 61672-1 Class 2, ANSI S1.4 Type 2
Microphone 1/2" Electret condenser microphone
Accuracy (under reference conditions 94dB @1kHz) ±1.4 dB
Level Range: Lo: 30 - 90dB
Med: 50 - 110dB
Hi: 70 - 130dB
Auto: 30 - 130dB
Frequency Range 20Hz ~ 8kHz
Frequency Weighting A/C
Time Weighting Fast, Slow
Auxiliary Outputs AC Signal Output, 1 Vrms at FS (Full Scale)
(FS: Means the upper limit of each level range.)
DC Output 10mV / dB
Dynamic Range 60 dB
Display Liquid Crystal Display
Digital Display Digits: 4
Resolution: 0.1dB
Update: 0.5 sec
Analog Display Bar Graph: 30 Segments
Resolution: 2dB
Update: 50 mS
Auto Power Off About 30 minutes
Alarm Function Over, Under
Data Logging Capacity 64,000 Records
Power Supplied By 4 AAA, NEDA 24A, IEC LR03 batteries (not included)
Battery Life Approximately 24 Hours (Alkaline)
Operation Temperature 0°C to 40°C (32°F to 104°F) (<90% R.H.)
Storage Temperature -10°C to 60°C (14°F to 140°F)
Dimensions 10.4" x 2.5" x 1.1" (264 x 63 x 29 mm) (HxWxD)
Weight (with batteries) 8.64 oz (245 g)
CM-170 Quickstart ( PDF - 2.07 MB )
CM-170 Manual ( PDF - 5.86 MB )
CM-170 Software ( ZIP - 4.175 MB )
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