Measurement Microphones

The MX399 allows you to multiplex four listening position measurements into one RTA "spatial averaged" measurement to quickly optimize the overall frequency response of a listening area.  ...more

A single rack space unit providing 30 bands of realtime frequency/amplitude information in a 5-LED per band format. The RA 30 serves three functions: Realtime Analyzer with Pink Noise generator; SPL Meter; Stereo VU Meter with Peak Hold. In RTA (Real Time Analyzer) mode, the RA 30 is used to visually judge the character of the Pink Noise signal (or ...more

The DC-11 sound exposure meter is the ideal instrument for measuring exposure to noise in both personal (employee protection) and environmental situations. The DC-11 is a compact pocket instrument equipped with a microphone complete with fastening peg. Like all CESVA instruments, the DC-11 performs all its functions simultaneously, the results ...more

The Larson Davis Model CAL150 is a precise microphone calibrator intended for the 3/8" diameter microphones typically used on the, SoundTrack Lxt class 2, Model 700, 710, 712, and 720 SLM/Dosimeters and the Model 705 Noise Badge. The CAL150 provides a choice of calibration sound pressure levels, 94.0 and 114.0 dB (switch selectable) at a f ...more

The FC-822 front-end is indispensable for accurate multi-channel sound level measurements in both laboratory and field. The FC-822 is equipped with eight independent input channels, each one making it possible to select a polarised 200 V microphone or an accelerometer with ICP®, regulate gain in 10dB-steps, and insert high-pass and low-pass fi ...more

Normally, building acoustic testing in the field require putting out a long noise generator cable between the test rooms. For dual channel measurements, long microphone extension cables must be laid out as well. ...more

The sound intensity calibrator Nor1254 is a applicable for residual intensity testing, sound intensity level calibration and particle velocity calibration as specified in EN IEC 61043 Electroacoustics - Instruments for the measurements of sound intensity - Measurements with pairs of pressure sensing microphones.  ...more

A fast, portable, 24-bit data acquisition system for magnetic field, vibration and acoustic measurements. The six input channels allow support for up to two Mag-03 three-axis sensors and up to 6 accelerometers or microphones.When combined with a PC, the system can record data at rates up to 10kHz. ...more

Under IEC and ANSI standards, a sound intensity measuring system consists of a two microphone sound intensity probe and a dual channel processor. The accuracy of the intensity measurement is strongly dependent upon the phase accuracy between the two measurement channels, including the microphones. Sound intensity measurement systems are classifi ...more

The "XOn Accoustics System" unites the flexibility and efficiency of an industry PC with the sensitivity and capabilities of a high resolution microphone. The system provides a wide selection of measurement methods. In the standard model, the following routines are already included: 3rd Octave Analysis, 1/n Octave Analysis, FFT analysis, FFT power ...more

The MiniSPL is the ideal accessory for the Acoustilyzer AL1 and Minilyzer ML1. Its self-powered design, the individual factory adjustment and the auto power-off control combine to make MiniSPL an accurate, easy to handle yet affordable measurement microphone.  ...more

Extension cable for remote sound level measurements ...more

MP215 is 1/2" prepolarized free-field measurement microphone. It is ideal to be used in IEC61672 Class 2 Sound Level Meters and other noise measurements where Class 2 accuracy is required. ...more

MPA416 is 1/4” prepolarized free-field measurement microphone. It is an ideal choice for array applications where a large number of microphones are required. ...more

MP216 is a 1/2" prepolarized free-field condenser microphone. Developed specifically as an extremely low cost, general purpose microphone, it delivers Class 2 measurement accuracy. ...more

Omni - 9Hz to 23kHz. The M23 is an improved version of the EAW SMAARTMIC™ which is highly accurate and dependable low-cost alternative for room analysis and other measurement applications. ...more

The M53 is a high performance low voltage electret condenser microphone. This microphone has high sensitivity and is designed for lower noise applications, such as NC theater curve measurement, transducers, loudspeaker systems, and room response. The M53 conforms to the external dimensions of industry standard 1/2 inch measurement microphones. ...more

Direct connection of microphone or accelerometer available (using constantcurrent drive microphone preamplifier). 2-channel input allows measurement of transfer function in the field. FFT processing and 1/1, 1/3 octave analysis (synthesized octave). 0 to 80 kHz frequency range. Level range - 40 to + 20 dB (10 dB steps) 0 dB/1 Vrms. ...more

Condenser microphone has excellent features, in its frequency response,stability and so on. Therefore, it is mainly used for measurement. ...more

Measurement function: Lp, Leq, LE, Lmax, Lmin, LN, Lpeak, Lcpeak, LAI, LAIeq, Lceq and LATm5. Measurement Range Wide 100dB dynamic range makes range switching unnecessary. Frequency Range 20-20000 Hz (including microphone). ...more

In the measurement of sound power level according to ISO 3745-2003, 20 measurement positions are required on a spherical measurement surface enveloping a noise source in anechoic and hemi-anechoic room. However, it is difficult to mount 20 microphones on tripods in a spherical surface. ...more

VSS210 Volume Source is a mid-frequency volume source. It is ideal acoustical source for reciprocity measurements and TPA analysis. VSS210 uses a power speaker driver to deliver up to 125 dB over the frequency range from 200 to 10,000 Hz. Two phase matched MPA416 microphones is installed at 2 cm apart in the outlet. The microphones provide the sou ...more

Omni - 9Hz to 30kHz. Designed to work with laptop computers, our battery operated version of the M30 has a built-in preamp with a +14dB gain switch. ...more

SI502 Sound Intensity Probe is built using ICP type preamplifiers. It complies with IEC 1043 Class 2 Standard. Based on the technique of simultaneous determination of sound pressure and particle velocity by two closely spaced microphones, SI502 can be directly connected to ICP inputs to perform sound intensity measurements. ...more

MP418 is a 1/4" free-field prepolarized microphone. It was developed based on BSWA's Type 1 microphone technologies. MP418’s frequency response meets IEC61672 Class 2 requirements. Each microphone is individually calibrated and aged at 80°C for long-term stability and reliability. ...more