Galaxy Audio CM-140 SPL Meter

Today, there is a need to know just how loud your surroundings really are. The CHECK MATES are inexpensive tools everybody should own. The Galaxy Audio CM-140 meets the same IEC 651 Type 2 standards of SPL meters that cost 5 times as much or more. Windscreen and battery are included with the Galaxy Audio CM-140 and all other CHECK MATE models.

Features
• Lightweight, miniature SPL meter with 0.1 dB resolution
• MAX/MIN Function
• Level Range Display with low, medium, and high level readouts
• AC Signal Output
• 9V battery operation, approx 70 hour battery life (Alkaline)

CM-140 Specs
Standard: IEC 651 Type 2, ANSI S1.4 Type 2
Accuracy: +/-1.5dB
Level Range:
- Lo: 32 - 80dB
- Med: 50 - 100dB
- Hi: 80 - 130dB
Frequency Range: 31.5Hz to 8kHz
Dynamic Range: 50dB
Display: Liquid Crystal Display
Digital Display:
- Digits: 4
- Resolution: 0.1dB
- Update: 0.5 sec.
Operation Temp: 0C to 40C (32F to 104F) (< 80% R.H.)
Dimensions (HxWxD): 232 x 54 x 34 mm (9.1" x 2.1" x 1.3")