DIGITAL SOUND PRESSURE LEVEL METER DB DECIBEL NOISE IN PRETORIA

Description: New Generic Digital Sound Pressure Level Meter This digital sound level meter is an instrument to measure Sound Pressure Level in decibels (dB). This meter is featured with wide measuring range ( dB), bar graph indication, A/C frequency weighting, Fast / Slow modes and maximum hold function. The meter also comes with a windscreen to filter-out unwanted signals in the presence of wind. This is a portable, easy to use and handy instrument for sound quality control in office, home, school, traffic, audio system and construction site. The meter has wide range of applications such as noise pollution studies, research and other industrial use   Features: Conformed to the IEC 651 Type 2 and ANSI S1.4 Type 2 standards Wide measuring range: dB With 2 equivalent weighted sound pressure levels A and C Fast and Slow dynamic characteristic modes AC and DC signed output for frequency analyzer level recorder, FFT analyzer and graphic recorder etc Equipped with windscreen to filter noise or unwanted signals Bar graph indication for sound level range Maximum hold function Large LCD screen with 4 digits reading With tripod mounting screw at the back for fixing on tripod during field works   Specifications: Sound Level:          dB with level range control switch         Level dB         Level dB         Level dB         Level dB         Level dB LCD display: 4 digits Display: 0.5 secretary Resolution: 0.1 dB Accuracy: ±1.5 dB Frequency Range: 31.5 Hz ~ 8.5 kHz Linearity Range: 50 dB / 100 dB Frequency Weighting: A / C Measuring Level: dB(A) (A-weighted decibels), dB(C) (C-weighted decibels) Bar Graph: 50 dB scale at 1 dB step for monitoring current sound pressure level display period (sample rate 20 times/second) Over Range Indication: UNDER / OVER AC Output: Vrms at full scale output impedance approx. 600 ohm DC Output: 10 mV / dB output impedance approx. 100 ohm Time Weighting: FAST / SLOW Microphone: 0.5 inch electret condenser microphone Power Supply: 4 x 1.5V AA alkaline batteries / DC 6V 100 mA (battery and adapter not included) Power Life: about 30 hours (alkaline battery) Operating Temperature: 0 ~ 40 °C ( °F) Operating Humidity: % R.H. Storage Temperature: - °C ( °F) Storage Humidity: % R.H.   Package Contents: 1 x Sound Level Meter 1 x Sponge Ball / Windscreen 1 x Output cable 4 x AA Batteries 1 x Portable Case