Products/Services for Remote Decibel Meter

  • Noise Meters-Image
    Noise Meters - (23 companies)
    RF noise meters are used to measure and monitor unwanted radio frequency (RF) noise across portions of the electromagnetic spectrum. RF noise is dependent upon bandwidth and usually specified in Hertz (Hz). Over a limited bandwidth, noise power...
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    RF Power Meters - (46 companies)
    RF power meters measure the strength of an RF signal in dBm or watts and may also be called an RF wattmeter. Typically RF power meters are used to measure the output of a transmitter. RF power meters measure the strength of radio frequency signals...
  • Liquid Level Sensors-Image
    Liquid Level Sensors - (732 companies)
    Liquid level sensors are used to detect liquid levels or interfaces between liquids such as oil and water or liquids and solids.
  • Dry Material (Powders) Level Sensors-Image
    Dry Material (Powders) Level Sensors - (134 companies)
    Dry material (powders) level sensors are used to measure levels of solid, dry materials in either continuous or point values represented with various output options.
  • Audio Transducers and Buzzers-Image
    Audio Transducers and Buzzers - (324 companies)
    ...value is expressed as. pref = 20 mPa (rms). where rms = root mean square. This value can be roughly translated as the sound of a mosquito flying 3 meters away from a human ear. Sound pressure level is expressed in decibels (dB). Some common sounds...
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    Remote Terminal Units (RTUs) - (160 companies)
    Remote terminal units (RTUs) connect directly to sensors, meters, dataloggers or process plants, and collect and transmit data automatically. Remote terminal units (RTUs) collect data automatically and connect directly to sensors, meters, loggers...
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    Audible Alarms - (462 companies)
    ...measured as sound intensity, which is defined as the sound power per unit area. The most common approach to sound intensity measurement is to use the decibel scale. Decibels measure the ratio of a given intensity, I, to the threshold of hearing intensity...
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    Industrial Remote Controls - (227 companies)
    Industrial remote controls are wireless input devices that are used to control machines and equipment to which they are not directly linked. They use radio frequency (RF) signals, digital pulses, or infrared light to send signals from transmitters...
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    Flow Meters - (1704 companies)
    Flow meters (flowmeters) and flow sensors are devices used for measuring the flow rate or quantity of a moving fluid or gas. How to Select Flow Meters. Image Credit: Aalborg Instruments, Clark Solutions. Flow meters are devices for measuring...
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    Analog dBm Meters - (17 companies)
    Analog dBm meters are instruments that measure signal power. They display values on a dial, usually with a needle or moving pointer. Signal power, which can be expressed in decibels (dB) when the unit of reference is known, is measured in dBm...

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  • The book of sounds
    Your call is very loud: With 101 decibel by a distance of a meter one of frequency peculiar to a tube is it with a trumpet shock … … with its 155 Hertzes, the call of bittern is often held for a remote foghorn.
  • Standards on Electroacoustics: Definitions of Terms, 1951
    The transmitting voltage response is usually expressed in decibels above a reference voltage response of 1 microbar … Note The sound pressure apparent at a distance of 1 meter is determined by multiplying the sound pressure observed at a remote point where the sound field is spherically divergent by the ratio of the distance of that point, in meters, from …
  • Final environmental impact statement for the construction and operation of an independent spent fuel storage installation to store the Three Mile Island Unit 2...
    … Act CAM Constant Air Monitor CEQ Council on Environmental Quality CFA Central Facilities Area CFR Code of Federal Regulations CERCLA Comprehensive Environmental Response, Comperlsation and Liability Act (IBA Decibels , A-Weighted DEQ Division … … Permit to Constnzct RAM Remote Air Monitor RESL Radiological … … to SlfMetric Sl/Metric to English Length inch centimeter 2.54 0.3937 feet meter 0.3048 3 …
  • A method for estimating the physical and acoustic properties of the sea bed using chirp sonar data
    … reflection coefficient are weakly related to grain size and permeability, so a second remote acoustic measurement, the … Attenuation rolloff (in decibels per meter per kilohertz) is the slope of the amplitude spectrum of an echo from the lower boundary of the uppermost sediment layer divided by the amplitude spectrum of the sediment–water interface echo.
  • The contribution of multitemporal SAR data in assessing hydrological parameters
    The relationships between the backscattering coefficient ( , in decibels ) and plant water content [(PWC), in kilograms per square meter ], gravimetric soil moisture [(SMC), in grams per gram], and soil surface roughness ( , in centimeters) that have been taken into account in this letter are … … Spaceborne Imaging Radar-C (SIR-C) (April and Oc- tober 1994), and European Remote Sensing 1 satellite …
  • CLINICAL TRIAL OF AUDIO‐ANALGESIA IN CHILDBIRTH
    … impedance and transmission properties of the external human ear) with a standard sound level meter (Dawe Instruments). The apparatus is adjusted so that a sound level of 120 decibels could not be exceeded, and the patient is able to choose the sound intensity up to this limit by varying a remote volume control.
  • Automotive Electromagnetic Compatibility (EMC)
    … CM CI CUT CW dB dBm dBV dBW dc DSO DM ELF EHF EM EMC EME EMI EMP ESD EUT FFT FM GHz H HF ampere ampere per meter alternating current amplitude modulation … … under test continuous wave decibel decibel above 1 milliwatt … … board pulse repetition frequency pulse amplitude modulation pulse code modulation pulse width modulation remote acquisition unit resolution …
  • Sound Level Meters / Calibrators
    This unique sound meter enables remote sound level readings using a detachable probe. Also has A and C decibel frequency weighting scales, fast or slow time weighting, min/max, hold and …