This project is the matlab development of a virtual sound. Task 1 measurement of noise and vibrations by sound level. The purpose of this study was to compare sound level meter slm readings obtained using a larsondavis depew, ny model 831 type 1 slm, a radioshack fort worth, tx slm, and iphone 5. This data logger sound level meter internal memory can keep up to 32000 records. A background noise absorber permits you to measure sound levels accurately even in the presence of high background noise. Pdf the use of sound level meter apps in the clinical setting. Hold the meter in hand facing the microphone toward the source of the sound to be measured.
A sound level meter is simply a device with audiofrequency sensing capabilities that is controlled, essentially, by a microcontroller, which measures, compares, and triggers the appropriate. Thank you for using our data logger sound level meter. Spl meter is a professionalgrade sound level meter, also known as a decibel or db meter, for your iphone, ipad or ipod touch. Sound level meter fluke 945 sound meter the fluke 945 sound level meter has been designed to meet the measurement requirements of safety engineers, health, industrial safety offices and quality control in a wide variety of industrial environments. Input signals can be acquired from the current audio input path ios automatically selects the audio input path according to which external audio devices, if any, are. We hope you are pleased with your high quality instrument and its big functional range. Thank you for buying a digital sauter sound level meter. I originally designed these audio level meter programs to allow the optimum setting of input levels for various sound recording functions, particularly for video editing. Digital sound level meters in hyderabad, telangana get. Sound meters test equipment digital sound meter measures noise levels from 30 to db model sm100 sound calibrator set standard noise levels at either 94 or 114 db model smc1. The sound level meter functions as a standalone device, and you can monitor sound levels by reading the lcd panel. The soundtrack lxt sound level meter was developed to meet the unique needs of those involved in workplace noise exposure assessment and plant noise surveys. If the lcd does not display, check that the battery is good. Sound pressure level meter windscreen usb connecting cable signal output wire 1.
Soundmeter x turns your ios device into a handheld datalogging sound level meter slm, datalogging noise dosimeter, multichannel data recorder, and realtime analyzer rta. Sound meter application will provide you frequency of noise in the environment. This project is the matlab development of a virtual sound level meter. Note that the tripod mount is on the back of meter. Place the meter on a tripod or hold the meter in hand facing the microphone toward. Place the meter on a tripod or hold the meter in hand facing the microphone toward the source of the sound to be measured. Your digital sound level meter provides automatic or manual ranging in six measurement ranges from 30 to db. The xl2 is currently the worlds most versatile handheld acoustic and audio. The meter displays the continuous average sound level during a onesecond sampling period and updates the number on the display once. Brand management campaign management digital asset management email marketing lead generation marketing automation seo digital signage virtual event platforms. Sl4010 your purchase of this sound level meter marks a step forward for you into the field of precision measurement.
Soundtrack lxt larson davis leader in sound level meters. Please read this users manual carefully and thoroughly before using the instrument. Download darkwood digital level meter for free windows. With sound analysis software bz7210 or bz7206 running, the analyzer becomes a type 1 sound level meter capable of realtime octave frequency analysis with broadband and spectral. May, 2016 download virtual sound level meter for free. Also included are facilities for sound recording to a pc and automatic charge injection calibration cic for checking the microphone. Some pdf files may contain simpilfied chinese fonts. Find here digital sound level meters suppliers, manufacturers, wholesalers, traders with digital sound level meters prices for buying. Display decibel value by graph with low and high units reached. The dsm8930 uses an integrated condenser microphone to. If you want to collect sound level data, you need to connect the sound.
When capturing video and sound from different sources accurate level setting helps maintain a consistency of volume across various clips, and therefore eases the sound mixing. User guide pdf user manual pdf additional information. Pdf the use of sound level meter apps in the clinical. This multifunctional digital sound noise level meter with lcd display is designed to meet the measurement requirement of noise engineers, noise quality control and health prevention in various environments. The meter will begin displaying sound level readings. Radio shack sound level meter owners manual pdf download. Calibration needs a standard sound source, please contact with us about the method. Feb 20, 2020 key features of sound meter easy to use user friendly gui with digital readings display values in the decibel unit db show minimum and maximum sound and noise level in decibel set maximum decibel value for warning or notification sound. Power the meter by moving the range switch to the lo or hi position. The unit will first display the full screen and 18. This multifunctional digital soundnoise level meter with lcd display is designed to meet the measurement requirement of noise engineers, noise quality control and health prevention in.
The splm has been designed to meet the measurement requirements of. Congratulations on your purchase of the extech 407730 digital sound level meter. Soundmeter x turns your ios device into a handheld datalogging sound level meter slm, datalogging noise dosimeter, multichannel data recorder, and realtime analyzer. If the lcd does not switch on, check the batteries located in the rear battery. This decibel meter can be used to detect the noise in the room or outside the living room. It is applied to the sounds measurement at factory, school, office, traffic access and household, etc. Please according the following procedures to calibrate the instrument. The bogen digital sound pressure level meter comes with the following items. Failure to observe the following procedures may result in serious personal injury not for use in.
Virtual sound level meter for analyzing calibrated sound files. User selectable features include frequency weighting a and c, response time fast and slow, max hold, and maxmin recording. If you want to collect sound level data, you need to connect the sound level meter to a datacollection interface. Sound level meter fluke 945 sound meter the fluke 945 sound level meter has been designed to meet the measurement requirements of safety engineers, health, industrial safety offices and. Sound meters test equipment digital sound meter measures noise levels from 30 to db model sm100 sound calibrator set standard noise levels at either 94 or 114 db model smc1 model sm100 digital sound meter is ideal for measuring noise levels from 30 to db with accuracy of 1. Digital sound level meter acoustic research labs pty ltd. Digital sound level meter model 407738 introduction congratulations on your purchase of the extech 407738 digital sound level meter. If the lcd does not switch on, check the 9v battery located in the rear battery compartment.
Page 1 sound level meter page 2 table of contents page 3 introduction page 4 page 5 specifications page 6 page 7 installing a battery page 8 page 9 controls page 10 output page 11 weighting page 12 microphone page cal. Measuring sound levels sound levels are displayed both digitally and in a bar graph. Sound level control is now available as an inapp purchase in audiotools. Note that a 2channel audio interface, such as iaudiointerface2, is required to use sound level control. Although this sound meter is a complex and advanced instrument, its ruggedness will allow many years of. The meter displays the continuous average sound level during a onesecond sampling period and updates the number on the display once a second. Although this meter is a complex and delicate instrument, its durable structure will allow many years of use if proper operating techniques are developed.
If the lcd does not switch on, check the 9v battery located in the rear battery. Some of the applications include live sound monitoring, sound system setup and eq, community noise, house of worship, and education. Digital sound level meter simple and easy to use sound level meter for basic noise level measurement and spot checks class 2 sound level meter to iec 61672. This sound meter measures from 30 to db with an accuracy of 1.
If the lcd does not switch on, check the batteries located in the rear battery compartment. Page 1 sound level meter page 2 table of contents page 3 introduction page 4. Your digital sound level meter provides automatic or manual ranging 4 measurement ranges from 40 to db, and features 0. The 407730 measures and displays sound pressure levels in db from 40 to db. Marketing lead generation marketing automation seo digital signage. Nti audio ag is a leading manufacturer of test and measurement solutions for acoustics, audio and vibration applications. Soubd level control is a function that can control the output level of a sound system, based on the spl detected in the room. With sound analysis software bz7210 or bz7206 running, the analyzer becomes a type 1 sound level meter capable of realtime octave frequency analysis with broadband and spectral statistical distributions. Calibrating sound level meter when sound level meter is used for a long time, its accuracy may reduce, we need to check and calibrate it, normally a time for each year. Cautious do not use the meter in a high temperature or wet place. To ensure that you can get the most from it, we recommend that you read and follow the manual carefully before use. Tecpel digital sound level meter dsl330 dsl332 dsl 336 created date. Office tools downloads digital level meter by darkwood and many more programs are available for instant and free download.
It is fully compliant with iec and ansi standards for class 1 or class 2 sound level meters. The digital display is updated every 160ms, while the bar graph is updated every 40ms. To do so, connect the sensor following the steps in the getting started section of this user manual. In addition, lxt files are fully compatible with the iso 9612. Calibration the sound level meter is built in the internal external calibration vr 35, fig. Apply sound calibrator on sound level meter microphone and verify. Studio six digital creates advanced audio test and measurement systems based on the ios platform. The purpose of this study was to compare sound level meter slm readings obtained using a larsondavis depew, ny model 831 type 1 slm, a radioshack fort worth, tx slm.