Spesifikasi B-ONE Sound Level Calibration Model ND9B:
Specification
Model : ND9B
Sound Pressure Level : 94dB & 114dB
Accuracy : ±0.3 dB (20°C, 760 mm Hg)
Microphone Size : 1" and 1/2" microphones
Temperature Coefficient : 0~0.01 dB/°C
Standard : IEC60942 (IEC942) Class 1
Altitude Effects : Approximately decrease 0.1 dB per 2000 ft increase in altitude from sea level to 12,000 ft elevation, or comparable atmospheric pressure change (approximately every 50 mm of Hg decrease)
Operating Temperature : -10~50°C
Storage Temperature : -40~65°C (batteries removed)
Power Supply : 2 x 1.5 V AAA (excluded)
Size : 137 x 51 x 51 mm
- Frequency of 1000±0.01% Hz allows calibration with A,B,C or D weighting networks
or linear.
- Extremely low influence of static pressure
Alat Laboratorium Umum.
Jl. Jupiter VI, Perum Bintang Metropol Blok A7 No.16, RT.004/RW.013, Perwira, Kec. Bekasi Utara, Kota Bks, Jawa Barat 17122
Phone :+62 -21-2216-3350 & +62-21- 292531-86
Whatsapp : +62 812-8202-721 & +62 811-1871-501
Email : info@bapj.co.id || bopana.argaprima@gmail.com
