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|Product Name:||Voice Measuring Logger Tester||Safety Rating:||EN61010-1,EN61326-1|
|Power Supply:||4*1.5V AAA||Data Hold:||√|
|Data Storage:||100 Groups||Microphone:||Polarized Capacitive Microphone|
A and C Characteristics Polarized Capacitive Microphone Digital Sound Level Meter Measurement Range 30-130dB
|Sound pressure measurement scope||30～130dB at A,35～130dB at C|
|Sound pressure frequency response||30Hz～8kHz|
|Sound pressure frequebcy weighting||A and C charactersitics|
|Accuracy||±1.5dB(sound pressure standard,94dB@1kHz) ±5dB(sound pressure standard,94dB@8kHz)|
|Dynamic range of sound pressure||50dB(for each measurement gear level)|
|Dynamic characteristic of sound pressure||FAST 125ms,SLOW 1sec|
|Microphone||polarized capacitive microphone|
|Digital display||4-digit, resolution；0.1dB,sampling rate;2times/sec|
|Bargraph display||Each analog bar represnts 1dB,Sampling rate is 20 times/sec|
|Measurement gear level||30～80dB,40～90dB,50～100dB,60～110dB, 70～120dB, 80～130dB,6 gear levels in total|
|Automatic shifting gear level||Microcomputer will automatically select the best gear lever in the range from 30 to 130dB|
|Data storage||100 groups|
|Power supply||4×1.5V AAA Batteries|
We aim to produce intelligent instruments, provide high quality services, and become an innovative manufacturer.
Our R&D team have over 20 years R&D experience in instrument industry .
Our mission is to get our work done well to become customer’s reliable business friend. S.E.Q( Service , Economic pricing , Quality ) is our concern , we know what you need ,and we know what we have .
Shenzhen Huayi Instrument Co.,Ltd is one of the most famous Digital Measuring Instrument Manufacturers in China.It is a National recognized High-tech Company, authorized by Chinese& Shenzhen Government and also a prestige Brand of measuring Meter industry. Technology, Innovation, Customer Satisfication is our culture and eternal pursuit, also is the drive of our sustainable development. Over 20 Years professional R&D Team to ensure our products with advanced technology.
Contact Person: Freddy