Sound Pressure Level

Highly accurate easy-to-read analog VU meter. Features include seven sound level range settings between 50dB and 126dB @ 32Hz -10KHz; selectable A or C weighting and Fast or Slow response; RCA output jack for connection to test equipment; internal battery tester; built-in linear, calibrated omnidirectional electret condenser microphone. ...more

Calibration sound source for microphones and sound measuring systems. Sound pressure level: 94 dB (1 Pa). Frequency: 1000 Hz. ...more

The Type 40AQ is a special ½" prepolarised microphone with a frequency response that is optimised to measure sound pressure levels correctly in random, diffuse or reverberant sound fields. This microphone fulfills the requirements in ANSI standard S1.4. ...more

The Type 40BE a ¼” microphone for high level and high frequency measurements. Its low sensitivity makes it ideal for measuring very high sound pressure levels; up to 168 dB re. 20µPa. Its small size reduces disturbances in the sound field; resulting in a frequency range reaching up to 100 kHz. ...more

The Type 40BD is a ¼" microphone for high level and high frequency measurements. Its low sensitivity makes it ideal for measuring very high sound pressure levels; up to 174 dB re. 20µPa. Its small size reduces disturbances in the sound field; resulting in a frequency range reaching up to 70 kHz. ...more

Acoustic Determinator Type 7816 is a very convenient and intuitive tool for acoustic engineers who want to find out the sound power level of industrial sources by measuring sound pressure levels in the field. Using data from field measurements, ...more

The Type 40HT can measure sound pressure levels below the threshold of human hearing; and is amply suitable for sound-power measurements on even very quiet products. Its very, wide dynamic range permits measurements down to below – 2 dB re. 20 µPa (in 1/3-octave bands) from 10 Hz to 20 kHz. ...more

The Type 40BH is a ¼" microphone for high level and high frequency measurements. Its low sensitivity makes it ideal for measuring very high sound pressure levels; up to 194 dB re. 20µPa. Its small size reduces disturbances in the sound field; resulting in a frequency range reaching up to 20 kHz. ...more

Highly accurate SPL meter with 2 level ranges measuring between 30dB and 130dB @ 32Hz-8KHz. Selectable A or C weighting and Fast or Slow response; maximum Hold selector with Hold button to capture input at any time; alarm indicating the input is above range; internal battery tester; built-in calibrated, linear omnidirectional 1/2" electret condense ...more

The Type 40AF is a general purpose microphone, covering a frequency range from 3.15 Hz to 20 kHz. Because of its high sensitivity, it can measure sound pressure levels down to 15 dB re. 20µPa. ...more

The Type 40AU is a laboratory-standard microphone which can be used, for example, in couplers, ear simulators, enclosures and at boundaries. It is an externally polarised pressure microphone with a large dynamic range and an extended frequency response. This microphone is capable of measuring sound pressure levels up to 160 dB re. 20µPa. ...more

This unit was designed according to the IEC651,TYPE2&ANSI S1.4 TYPE for sound level meters. Instantaneous sound measure function. Measurement range:30-130 decibel. With two equivalent weighted sound pressure levels A and C. Fast & Slow dynamic characteristic modes  ...more

The Type 40BP is a ¼" microphone for high level and high frequency measurements. Its low sensitivity makes it ideal for measuring very high sound pressure levels; up to 174 dB re. 20µPa. Its small size reduces disturbances in the sound field; resulting in a frequency range reaching up to 70 kHz. ...more

Allow musicians, sound contractors, and others to measure Sound Pressure levels in decibels (dB). The CM-140 and CM-150 meet the same IEC 651 Type 2 standards of SPL meters that cost 5 times as much or more. Level Range: Lo = 32 ~ 80 dB. Med = 50 ~ 100 dB. Hi = 80 ~ 130 dB. ...more

The Type 40AP is a general purpose microphone, covering a frequency range from 3.15 Hz to 10 kHz. Because of its high sensitivity, it can measure sound pressure levels down to 17 dB re. 20µPa. ...more

Open type UltrasonicTransducer. High Sensitivity, high sound pressure level, uniform in quality. ...more

The Type 40AE is ½" general purpose prepolarised microphone, covering a frequency range from 3.15 Hz to 20 kHz. Because of its high sensitivity, it can measure sound pressure levels down to 15 dB re. 20µPa. ...more

Open type UltrasonicTransducer. High Sensitivity, high sound pressure level, uniform in quality. ...more

The Type 40AG is a high precision microphone for laboratory work. It covers a frequency range from 3.15 Hz to 20 kHz. Its small size and lower sensitivity make it extremely robust and stable. This microphone is capable of measuring sound pressure levels up to 160 dB re. 20µPa. ...more

The Type 40EU is a 1-inch laboratory-standard microphone for use in couplers. It fulfils the requirements as a replacement for WE 640 microphones. As a pressure microphone, it has a flat pressure-frequency response over its entire working frequency range, ideal for measuring both very high sound pressure levels and high frequencies. This microphone ...more

The Type 40BF is a ¼" microphone for high level and high frequency measurements. Its low sensitivity makes it ideal for measuring very high sound pressure levels; up to 174 dB re. 20µPa. Its small size reduces disturbances in the sound field; resulting in a frequency range reaching up to 100 kHz. ...more

SPL (Sound Pressure Level) meter measuring the loudness of sound in dB (decibels). 30 ~ 130dB with internal memory storage. ...more

The Type 40AD is a ½" general purpose microphone, covering a frequency range from 6.3 Hz to 10 kHz. Because of its high sensitivity, it can measure sound pressure levels down to 17 dBA re. 20µPa. ...more

Open type UltrasonicTransducer. High Sensitivity, high sound pressure level, uniform in quality. ...more

The Type 40DD is a 1/8" microphone for very high level and high frequency measurements. Its low sensitivity makes it ideal for measuring very high sound pressure levels of up to 184 dB. Its small size reduces the disturbances in the sound field, resulting in a frequency range up to 140 kHz. ...more