ReviewsSound Frequency Meter

Olmlmo Emf Meter,Ghost Hunting Equipment,Radiation Detector,Digital Electromagnetic Field Radiation Detector Digital LCD Emf Detector,Tester for Home Emf Inspections, Office,Outdoor and Ghost Hunting

...t hunting equipment has large -light LCD is clear for viewing. Olmlmo EMF meter will power off after 15 minutes without operation.
Widely Applications: The EMF meter is suitable for testing TV, computer, printer, microwave oven, refrigerators, cell towers, wire towers, low-frequency home appliances, ghost hunting, etc.
This EMF Detector can help eliminate radiation risks that potentially harm your family’s health.
Service: 1 * EMF Meter, 1 * Battery, and 1 * User manual.
We provide 3 years of after-sale service. If you have any questions, please feel free to contact us, we will serve you wholeheartedly.

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Decibel Meter Wall Hanging Sound Level Meter 30-130dB Range 11 Inch Large LED Display Noise+Time+Temperature & Humidity Meter Wide Applications for Home, Studio, Factory, Classroom Noise Monitor

...els of decibels, time, temperature and humidity..
【High Precision】: This sound level meter uses an intelligent air semiconductor sensor to test decibel temperature and humidity values. Compared with ordinary sensors, it is more sensitive, accurate and stable. The measurement range is 30~130dB, accuracy: ±1.5dB, frequency response range: 50Hz~8.5KHz.
Temperature range: 14~122℉, accuracy: ±5%..
【Wide Application】: This noise monitor is a great tool for checking, monitoring or controlling and testing the sound level of any environment and can be applied to noise engineering, product quality control, health prevention and treatment, etc. This large LED display decibel meter can be hung on the wall or placed on a table, making it an ideal noise meter for testing sound levels in classrooms, studios, major traffic routes, factories, construction sites, homes, offices, etc..
【Easy to use】: This intelligent decibel meter is ready to use, click “▲” to enhance the brightness, click “▼” to reduce the brightness, click “M” to adjust the detection speed, there are three gears: fast, medium and slow. Double-click “M” to adjust the time..
【Charge-Friendly】: This decibel meter built-in 2000mA....

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Extech SL355 Personal Noise Dosimeter

Perform OSHA and IEC Noise accumulation surveys.
Adjustable Criterion Level, Exchange Rate, and Threshold.
Measures frequency weighted noise exposure and peak sound level simultaneously.
Datalogs up to 12,000 readings when used as a sound level meter.
Stores up to 20 dosimeter surveys. UBS Interface. Includes Windows compatible software to control setup and retrieve or analyze stored data.

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High Accuracy Data Hold Logger CD Software Decibel Sound Level Meter Monitor Indicator LCD Backlight MAX/MIN Display Audio Noise Measure 30dB~130dB Instrument Compact Professional

Decibel Meter with PC Interface is compact and easy to use while providing you an accurate readings in a greater range than similar inexpensive sound meters on the market..
Frequency weighting: A/C,High Accuracy,AC/DC function.
Windows Compatibility: Windows 10, 8, 7, Vista and XP (Do not run in Mac OS).
Sound meter can read between 30dB~130dB, and capture data to a PC using the compatible software (included in the set)..
Applications includes: Environmental measurement, law enforcement, work place design, sound level analysis of machinery and engines..

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Decibel Meter Wall Hanging Sound Level Meter 11 inch Large LED Display Noise Temperature Humidity Meter with Alarm Icons Indicator Wide Applications for Classroom Studio Home Factory

✅【Large 11'' LED Display】: DANOPLUS decibel meter equipped with 11 inches screen and brightness adjustable, which allow to see the real-time decibel level , Temperature and Humidity clearly..
✅【 AUTO Alarm Icons】: the noise alarm face icon will automatically switch when the decibel at different level. 【Green Icon】Less than 60dB.
✅【High Accuracy】Decibel Level Measuring Range: 30~130dB , Accuracy: ±1.5dB.
✅【User-Fridendly】DANOPLUS sound meter powered with 2000mAh Lithium battery, 9.8 feet(300 cm) length USB cable for charging, don't worry the USB cable is not length enough..
✅【Wide Applications】: This Large LED display Decibel Meter can be mounted on the wall or placed on the table, it's an ideal noise meter to test the sound level in Classroom, Studio room, traffic routes, factories, construction site, home, offices, etc..

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Cadrim Decibel Meter - Digital Sound Level Meter, Self-Calibration Decibel Reader, Noise Meter with LCD Display Measurement Range 40-130 dB spl Meter (Battery Included)…

...on freezes the reading on the display without worrying that the reading is too fast to record..
【Accurate and Sensitive 】0.5s response time, no contact. Can measure noise level under any circumstances, quickly display accurate measurement result.Measuring Range 40~130dBA.
+/-3.5dB Accuracy with 0.1dB Resolution.Frequency range from 31.5 to 4Khz.(When the range is exceeded, this decible meter will display "OL".).
【Digital LCD Display& Backlight Function 】The Digital Sound Level Meter has a large clear LCD backlight display that can show the measurement clearly. Long press "Hold" to turn on the backlight to get the easy reading during the night and reduce the damage to the eyes..
【Auto Power-off Function 】When the decibel reader is not used, it will automatically turn off after 15 minutes to save battery life. (With a 1x 9v battery, a single 9v battery can last for 30 hours.).
【Convenient and Lightweight 】Cadrim sound pressure level (SPL) meter is lightweight and easy to carry. With a mounting hole for the tripod，which can be placed on the stand and is easier to measure when your hands are busy. It's widely used in factories, transportation, car, baby room and audio system offices, sound quality control in homes, schools,s, and construct....

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EMF Meter Electromagnetic Field Radiation Detector-Handheld Digital LCD Backlight EMF Detector for Home Office Outdoor Inspection with Sound-Light Alarm-Silver

The EMF Reader screen has visual clarity with large digits and LCD display. Backlight can be easy to turned on and off. Great Tester for Home, School, Office, Outdoor and Ghost Hunting. Measure both magnetic field radiation and electric field radiation at same time clearly and accurately.
【LARGER FREQUENCY RANGE】- The measurement frequency range is larger up to 5HZ—3500MHz, obtaining more accurate measurement of daily household appliances: TV, mobile phones, computer, refrigerator, induction cooker, electrical wires, etc. It could be also applied to test the effect of anti-radiation clothing, radiation-proof film and other preventive items.
Widely used for Research and general EMF detection like electromagnetic radiation monitoring and test.

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ennoLogic Decibel Meter and Recorder eS528L with Updated 2023 Software – Digital Sound Level Meter Noise Logger and Tester – Max/Min/Hold Range 30-130 dBA

...nd proof doors and windows. Measure how quietly your air conditioning runs, or sound levels of home appliances. Or take this meter to a store to compare the noise level of appliances or air conditioners before purchasing..
RELIABLE AND ROBUST DECIBEL METER: Measurement range 30-130 dBA, accurate to ±1.5 dB. A and C frequency weighting. Fast and slow response. MAX reading display and ANALOG BAR GRAPH DISPLAY. Analog outputs (DC and AC). Large 1.5” LCD display with BACKLIGHT, easy to read even from a distance. Tripod mount (tripod not included). External power option. Auto power off. Comes with 9V battery, Software CD (Windows only), USB cable and user manual. 10 YEAR WARRANTY..

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YWBL-WH AC Round Frequency Meter LED Digital Display Hz Frequency Indicator Light

MAIN FEATURE---Produce Name: LED Hz Indicator.
Applicable: circuit frequency measurement.
20-75Hz MEASUREMENT RANGE---The AC frequency meter is of wide measurement of 20-75Hz.
HIGH ACCURACY---The AC frequency meter is of high accuracy of ±2%, helping to provide you reliable data.
CLEAR DISPLAY---Made of high quality material, the AC frequency meter is of clear display, exquisite workmanship, long service life, and stable working performance.
5 COLORS---The AC frequency meter is of 5 different colors, red, white, blue, green,yellow, you can choose one according to your preference.

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Wired in Ear Monitor System/IEM Personal Monitoring Headphone Amplifier with Mono & Stereo Panning, IEM-Stereo by Coda Music Technologies

Designed for studio, broadcast and mobile applications, and carefully crafted with key metal components for lasting durability. Magnet-Neodymium.
Uses the same large aperture drivers as ATH M50x headphones, delivering exceptional clarity, extended frequency range, and accurate bass response.
Low profile, closed back, on ear design provides excellent sound isolation and a great fit.
Memory foam ear pads and headband provide excellent comfort and durability.
Comes with 3 interchangeable cables (1.2 meter, 3.0 meter coiled, 3.0 meter straight, and 1.2 meter straight each with a 3.5 millimeter (1/8 inches) mini plug).
Also comes with a 6.3 millimeter (1/4 inches) screw on adapter and a protective carrying pouch.

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MartinLogan ElectroMotion ESL Electrostatic Floorstanding Loudspeaker - Each (Gloss Black)

High frequency transducer: XStat CLS electrostatic transducer.
Low frequency driver : 8" high excursion, high-rigidity doped fiber cone with extended throw drive assembly, non-resonance asymmetrical chamber format.
MicroPerf panel is housed within a radical aluminum and composite AirFrame.
129 square inches of sound radiating surface on both the front and back.
Proprietary Vojtko topology filter utilizing custom air core coil and low DCR steel laminate inductors, polyester film capacitors in series, and low DF electrolytic capacitors in parallel.
Frequency response: 42 - 22,000 Hz ±3 dB, Sensitivity: 91 dB/2.83 volts/meter.
Recommended amplifier power: 20-300 watts per channel.
Dimensions: 52.1" high, 9" wide, 16.3" deep.

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