Alat Uji Kebisingan Suara Noise Test Sound Level Meter db Decibel S

Gratis Koper !!! ***** WT1356 USB professional noise/sound level meter, barang nya bagus besar mantap dan mampu mengukur weighted A amp; C Jangan dibandingkan dengan sound meter biasa, WT1356 USB lebih sensitif. Pokoknya barang bagus dijamin puas. ************** Hasil bisa dilihat di komputer dgn menginstall software dalam CD. ************** Sound Level Meter GM1356 *This unit was designed according to following standards: ----A. International electrician committee standard: IEC PUB 651 TYPE2 ----B. US national standard: ANSI S1.4 TYPE2 *Measuring range: ----30~130 dBA ----35~130 dBC *Accuracy: 1.5 dB *Digit amp; Resolution: 5 amp; 0.1 dB *Frequency response: 31.5Hz ~8.5KHz *Measuring level: 30~130, 40~90, 50~100, 60~110, 80~130 * Frequency weighting characteristic: A amp; C * Time weighting: FAST/SLOW *Sampling rate: 2times/second *Microphone1/2 inch polarization capacitance microphone *AC/DC output *Max reading *PWM output *Calenda *4700 data store *USB computer interface *Analysis software *Overload indication: OVER / UNDER *Automatic backlight *Low battery indication *Auto power off *Packing method: PP box *Power: 1.5V AA* 4pcs Termakasih kami fast proses dan selamat belanja.