漳州市东方智慧型仪器表有限公司
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描述
联络供应商
描述
Features:
- 'A’ and 'C' frequency weighting
- 3 measurement ranges
- Backlight digital LCD display
- Min. / max and data hold
- 'Fast' and 'slow' response time
- Auto power off
- Power: 9V battery, 6F22,1 piece
- Weight: About 184g (including battery)
- Display: 4 digits LCD
- Microphone: 1/2 inch electret condenser microphone
- Frequency Range: 31.5Hz ~ 8kHz
- Measurement Level Range: A weighting 30~130 dB (Auto range)
- C weighting 35~130 dB (Auto range)
- Frequency Weighting: A, C
- Time Weighting: Fast, Slow
- Dynamic Range: 50dB
- Resolution: 0.1dB
联络供应商
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