noise meter for classroom

Rate-Of-Chng and Limit Time ‘Rate-of-change’ limit technique is used to eliminate application-related high electrical noise contained in the process f...

... tension system, allows the utilization of the mini LHD loader with less and low Ventilation. The DRWJ-1 is only 1.38 wide (1.38 is wi...

... Voice Volume Measuring Instrument Decibel Monitor Logger Diagnostic-Tool Detector Audio Tester With A / C weighted measurement range fr...

SL-S35 Application SL-S35 is suitable for detecting near-ear toys, rattle toys, squeeze toys, gunpowder cap toys, other hand-h...

Sound Level Test Stand / Acoustic Toys Testing Equipment Sound Test Noise Test Application: This machine is the test stand for noise meter, used to as...

.... The sound level is compact and light weight, convenient to carry. Polarized capacitance Microphone, Dynamic cahracteristics fast 125ms, Slo...

30-130dB Digital handheld Sound Level Tester in decibels LCD Screen MS1353 Introduction: This sound level is very small ...

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Universal Toys testing instrument Applications: The is used to measure the sound pressure level comes form sound toys in a predetermined d...

Digital Sound Level Meter GM1351 Environmental Detection This equipment has been designed to meet the measurement requirement of Safety Engineers, Hea...

... sound levels in a given environment. It is commonly used in various industries, such as construction, manufacturing, environmental monitoring, and...

..., ultra-high four types of folding parititon walls. Under normal circumstances, the type of ceiling is less than 4 to choose type 65, that i...

... lines, experienced workers.(I could take you to visit our factory by video call.) 2. 750 square office area and 750 square show room...

...-SDI,LAN interface. .Leading auto focus algorithm makes lens a fast,accurate and stable auto-focusing. .Low CMOS effectively ensure high SNR ...

... the normal/abnormal signal and its location. * Desined to help locating the source of excess bearing and machine easily at low cost. * Used ...

Environmental Digital Audio Decibel Sound Noise Level Tester With LCD Display Features of Sound Level Tester Accuracy: ±1.5dB ±5dB Sound pressure Freq...

... Digital Audio Processor Products Description: The MU44 audio processor is a freely designed audio processing and control system. It adopt...

... Product Introduction CYATCO’ polyester acoustic panels are made from recycled PET bottles making them not only eco-friendly but also cost...

... measurements, making them easy, accurate and repeatable. The 8970B can be used with the 346 or 347 family sources. Low instrument uncertaint...

30dBm Cell Phone Signal Jammer For , Built-In Antenna,EST-808JJJ Quick details : 1 better heat dissipation potential with fan 2 not easy to ...