Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 0

Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 1

Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 2

Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 3

Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 4

Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 5

Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card, US $52.99 – Picture 6

Digital Sound Pressure Level Meter 30-130 Decibel Usb Noise Measurement&sd Card

US $52.99

Shenzhen, China
Jan 29th

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Digital Sound Pressure Level Meter 30-130 Decibel USB Noise Measurement&SD Card Features: Able to connect to PC with USB and insert SD card one years data memory Easy to carry, and may log data any time Suggest using products bring SD card Recording and downloading noise data (can be saved in Excel and txt format) Real-time data sampling analysis Plotted graph and recorded data are printable Conformed to the IEC651 Type2 and ANSIS1.4 Type2 standards High accuracy up to ±1.5 dB Wide measuring range: 30 ~ 130 dB With 2 equivalent weighted sound pressure levels A and C FAST / SLOW time weighting selection Maximum value hold function OVER and UNDER symbol appeared when the reading is over the upper limit and under the lower limit Automatic power off when idle for 10 minutes Bar graph indication for sound level range Calendar and time display Date and time of the unit can be synchronized to that of user’s PC Large LCD screen with 4 digits reading With tripod mounting screw at the back for fixing on tripod during field works Tested compatible with Microsoft Windows XP / Vista / 7 (32 bit) Specifications: LCD display: 4 digits LCD size: 2.2 inch (55 mm) Display: 0.5 secretary Measuring Level: 30 ~ 130 dB(A) (A-weighted decibels), 35 ~ 130 dB(C) (C-weighted decibels) Accuracy: ±1.5 dB Frequency Response: 31.5 Hz ~ 8.5 kHz Resolution: 0.1 dB Sound Level: 30 ~ 130 dB with Level selecting button switches: Level 1: 30 ~ 80 dB Level 2: 50 ~ 100 dB Level 3: 60 ~ 110 dB Level 4: 80 ~ 130 dB Level 5: 30 ~ 130 dB Dynamic Range: 50 dB / 100 dB Overload Indication: OVER / UNDER Frequency Weighting Characteristic: A / C Analog Bar Graph: 1 dB / 1 bar graph Sampling Rate: 20 times / second PWM Signal Output: duty cycle = 0.01 x dB value x 100% / 3.3 Dynamic Characteristic (Time weighting): FAST(high speed) / SLOW(low speed) Calendar Accuracy: ±30 seconds / day The Maximum Value Holding: MAX Microphone: 0.5 inch polarization capacitance microphone Power Supply: 4 x 1.5V AA battery (not include)or USB Cable Power Life: about 20 hours continuous use (alkaline battery) Operating Temperature: 0 ~ 40 °C (32 ~ 104 °F) Operating Humidity:

Condition:	New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...	Brand	Koolertron
SKU	DS-HWCJ04