Reviews Frequency Meter Instrument

Decibel Meter, CURCONSA SPL Meter, Portable Sound Level Meter, 30dB to 130dB, LCD Display, can be Used in Homes, Factories and Streets（Blue）

  • ❤【Widely Used】 A decibel meter is an instrument used to measure ambient sound levels. Decibel meter can be used in homes, factories, workshops, schools, residential areas, offices, streets, hotels, hospitals, laboratories, theaters and sound systems, the scope of application is very wide and an indispensable tool in life.
  • ❤【High Precision】 The measuring range of the sound level meter is 30dB to 130dB with fast response speed and stable and reliable performance. Sound level meter is a high-precision noise meter with an accuracy of ± 2.0 dB. Real-time monitoring can give you accurate data on the sound level in the area.
  • ❤【A / C Double-weighting Measurement】 The A-weighting simulates the frequency characteristics of low-intensity human ear noise, which is suitable for the detection of ambient noise. The C-weighting simulates the frequency properties of high-intensity noises of the human ear, which are suitable for the sound pressure analysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience.
  • ❤【Fast and Slow Response Rate Conversion】 The spl meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 125 mil....
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Professional Upgraded DDS Signal Generator Counter, Seesii 60MHz LCD Display High Precision 200MSa/s Dual-Channel Arbitray Waveform Function Generator Frequency Meter

  • ... Signal Stability】Seesii Dual-channel DDS arbitrary waveform generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened..
  • 【Storage And Custom】 You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce. Frequency output of Sine wave can be up to 60MHz. 200MSa/s sampling rate. It has 60 positions for saving user-defined waveform. In addition, it has a very good software package that allows you to create your own waves and frequency combinations. After you save them, you can disconnect the unit from the computer and use them for any applications you wish..
  • 【High Precise】 Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Sawtooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters.Duty cycle of each channel can be adjusted separately. Precision can be 0.1%..
  • 【Frequency Meter】With linear sweep(Max. up to 999.9s) and logarithmic frequency sweep functions.Has a frequency measurement, period ....
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EMF Meter 5HZ-3.5G, Vlifree EMF Detector with Digital LCD Backlit Display for Electromagnetic Field 5HZ-3500MHz, Electronic Radiation, Temperature Detector, EMF Tester for Home, Ghost Hunting

  • ...uitable for mobile phone, TV, induction cooker, rice cooker, refrigerator, computer, appliances, electrical wires, etc. 30-days money back guarantee, 24 months warranty and lifetime technical consulting service support..
  • 【Sound-Light Alarm 】When the test result exceeds the safe value that you have setted up, the instrument will alarm automatically. It's widely used to test and learn electromagnetic radiation situation indoor and outdoor. Suitable to measure the electromagnetic generated machine, measure low-frequency appliance and high-frequency radiation appliance..
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AUGOCOM RY S110 CATV Cable TV Handle Signal Level Meter DB Best Tester 47-870MHz

  • 【Multi-Function TV Signal Meter】RY S110 CATV Cable TV Handle Signal Level Meter is an instrument used for the construction and maintenance of analog TV / digital TV, and the measurement of TV signal level and power level. It is widely applied in the routine maintenance of the CATV system.
  • slope measurement,voltage measurement,measurement of C/N ratio..
  • 【How to switch the meters Channel to US Channel?】Enter VOLT and then press ./Z button, and the right corner please switch to 2ch, then you entered US channel..
  • 【Customized Barrel】We have received customer's feebdack before that the barrel come with original package is not compatible, so we have customize the barrel. And now purchase our S110 TV Signal Meter can get the customized barrel for free..
  • 【Wide Test Range】U.S. Standard Channel USA STD-CATV/U.S. digital standard channels USA STD-CATV ,Range of frequency: S110 47MHz ~ 870MHz ..
  • 【Worth to Own】S110 employs high brightness back-light operating modes, with clear LCD screens, dual-channel measurement display, so it is convenient and pragmatic.
  • besides, numeric keypad input allows it easy to operate..
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Digital Tachometer Handhled Non Contact Laser Tach Meter 2.5 to 99999 RPM Meter, Professional Replacement Tachometers with Reflection Tape Marks, Battery Included

  • Accurate RPM Meter: rotational speed measurement range is 2.5RPM-99999RPM, resolution ratio: 0.1 rpm, precision :±(0.1%n+5d)rpm. Adopt the lastest microprocessor and laser technology, ensure the tachometer more accuracy and intelligent.
  • Memory Function: laser tachometers can automatically record the maixumum value/ minimum value/ last measure value/ average value after shut down the instrument. Super easy to review the previously measured memory values.
  • User Friendly Design: This digital tachometer RPM Meter features large clear LCD backlight display for easy reading even in dark place, battery low power indication and auto shutdown after 60s. Tachometer comes with 3-peice reflective tapes more conveneint and easy to measurement.
  • Widely Application: The tach meter suit for measurement rotate speed, linear velocity or frequency of motor, impeller blades, expansion cylinder and spindle, capable of measuring range from 2.5RPM-99999RPM.
  • Durable Material: Tachometer shell is made of solid ABS plastic, optimized electronic elements to make the measurement value reliable. Compact size and lightweight easy to carry and operate.
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Presonus Bluetube DP V2 2-Channel Tube Mic Pre-Amp DP2+Mic+Shockmount+Headphones

  • ... Bluetube DP V2 2 Channel Tube Mic Pre-Amp. (1) RockvilIe RCM03 Pro Studio Recording Condenser Microphone Mic+Metal Shock Mount. (1)RockvilIe PRO-M50 Studio Headphones w/ Detachable Coil Cable, Case+Extra Ear Pad. Features of Bluetube V2: Dual path, with both 12AX7 vacuum tube and solid-state gain stages. Combo mic/instrument inputs with Class A XMAX mic preamplifiers. Tube Drive tube-saturation control. Illuminated analog VU input-level meter.
  • Compact 1/2U rack-mount chassis. Dual path, with both 12AX7 vacuum tube and solid-state gain stages. Combo mic/instrument inputs with Class A XMAX mic preamplifiers. XLR and line outputs. Tube Drive tube-saturation control. 48V phantom power. 80 Hz high-pass filter. -20 dB pad. Polarity-reverse switch. Illuminated analog VU input-level meter. Compact 1/2U rack-mount chassis. Bluetube V2 Manual English (PDF). RCM03 Condenser Microphone (made of aluminum!).
  • 100% Copper 10 foot 3.5mm jack to XLR cable to connect mic to your computer or other device we need to update on ebay amazon, website, etc. 100% Copper 10 foot XLR to XLR cable to connect to any mixer with phantom power. Metal shock mount. Metal Anti-wind foam cap. Owners Manual. Warranty card. Features: RockvilIe RCM03 Pro Studio Recording Condenser Microphone....
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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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AD8317 1M-10GHz 60dB RF Power Meter Logarithmic RF Signal Power Detector Controller for Amplifier

  • EASY TO USE :The logarithmic power meter adopts AD8317 chip design, which is convenient to use, small in size, high in efficiency, easy to install, stable and reliable, and is used for radio frequency signal power detection..
  • DETECTABLE :The logarithmic power meter has strict quality control and quality assurance. It can detect the power of the radio frequency signal from -55dBm to 0dBm, and convert the radio frequency signal into a DC voltage output..
  • DYNAMIC RANGE :The greater the amplitude or power of the radio frequency signal, the higher the output voltage, and the output voltage is proportional to the logarithm of the input signal amplitude, thereby expanding the dynamic range of the detection signal to 55dB..
  • WIDELY USED :The logarithmic power meter adopts advanced technology and exquisite craftsmanship, and has been improved to improve durability. Logarithmic detector can be widely used in radio frequency signal detection, signal power measurement, and environmental field strength detection..
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AZ-86031 5 in 1 Water Quality Meter Dissolved Oxygen Tester PH Meter PH Conductivity Salinity Temperature Meter AZ86031

  • ...nductivity meter, TDS meter, Salinity meter or D.O. meter as user needed..
  • We design different color connector on the meter, user only needs to screw on the probe with the same color, and then get the measuring reading accurate and fast..
  • User could change the probe or screw on the 86031 Combo Water Quality Measuring Instrument easily. And in order to avoid broken by the stone or particle attacking in the measuring environment, we have developed the specific anti-collision cap on each probe. So the 86031 Combo Water Testing Meter would be the best tool for all professional measuring purposes, including the Aquaculture, Aqua farm, LAB, swimming pool or water treatment business, or other related industry, no matter the fresh or sea water..
  • AZ 86031 Combo Water Meter- pH/Conductivity/Salt/TDS/D.O was being designed and manufactured by AZ Instrument, a well experienced manufacturer for pH EC Meter..
  • Large LCD to display multiple parameters simultaneously: pH, Conductivity or TDS or Salinity, Dissolved oxygen, Temperature (by using different probes).
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Taidacent RF Power Meter Calibration RF Power Measurement 1MHz ~ 10GHz -50~0dBm RF Power Attenuation Value Can be Set

  • This is an RF power meter, which is operated by buttons..
  • Advantages: simple structure, convenient use, stable performance, reliability, high sensitivity and fast measurement speed..
  • Application: RF power measurement, instrument calibration.
  • Measuring power range: -50~+0 dBm (external RF attenuator can be extended to 100dBm).
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