Microphones

The CAL73 sound level calibrator is used to calibrate sound level meters and other sound measurement equipment. You can calibrate 1 inch diameter microphones directly and 1/2 inch microphones using 1/2 inch adaptor supplied with the calibrator. ...more

An accurate measurement microphone is a critical component in acquiring acoustic signals for loudspeaker testing, room analysis, and noise measurements. Our Measurement Microphone Kit provides exceptionally high accuracy for single-mic acoustic measurements. Add a second mic for 2-channel acquisitions, and a microphone calibrator for an acoust ...more

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

SoundPro SP395/495 Enhancement Option A precision, low-noise Type 1 microphone for precision measurement documentation, background noise level tests down to NC20, high sound pressure level measurements, and high quality audio recordings. ...more

Two fixed output levels of 94dB and 114dB. Output frequency of 1000Hz. Fits 1/4", 1/2" and 1" microphones. ...more

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

Hands free test set with headset. At half the size and half the weight, the Lil' Buttie sets a new standard in field test sets. Tone and Pulse Dialing. Microphone Mute. Last Number Redial --- 32 Digits. Continuous Line Polarity Indication (TALK or MONITOR)  ...more

Lightweight monocular with a high-sensitivity audio boom microphone and headphone will detect sounds up to 90 yards away. Viewing Range (ft. / m) 4-600 / 1.2-183. ...more

1kHz Professional Calibrator for 0.5" or 1.0" Microphones. Calibrates and verifies Sound Level Meter operation. Level position to select 94dB or 114dB. ...more

Peace of mind is now within your reach. The Mini Bug Detector offers state of the art protection against wireless microphones and transmitters. Perfect for securing homes, offices and hotel rooms, the unit not only detects such devices, its LED display and audio tone actually pinpoint the precise location of bugs. The audio alarm can be turned ...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 Qbox is the all-in-one audio line tester ideal for applications such as live sound, maintenance, installation work - anywhere audio runs down a cable. The Qbox can quick-check dynamic microphones and cables without firing up the entire system. It provides a handy mic or line-level tone for activating a signal path or identifying a specific cabl ...more

1kHz Professional Calibrator for 0.5" or 1.0" Microphones. Calibrates and verifies Sound Level Meter operation. 1kHz sine wave at 94dB is generated to an accuracy of 5% (frequency) and ±0.8dB. ...more

This cable tester checks 3 and 5 pin XLR DMX lighting cables and also indicates the presence of the DMX DATA signal when connected to a functioning control line. 3 pin XLR jacks also test microphone cables for opens, shorts or reversed connections. ...more

The Mini Bug Detector offers protection against wireless microphones and transmitters. This device is perfect for securing homes, offices and hotel rooms. It has a LED signal strength display and audio tone that help pinpoint the precise location of bugs. The Mini Bug Detector features wide range circuitry that enables it to detect concealed transm ...more

Analog bargraph with 50dB range updates every 40ms. ±2dB accuracy with 0.1dB resolution. A+C weighting. AC analog output. Record Max/Min values over time. Utilizes 0.5"(12.7mm) electret condenser microphone. 40 to 130dB measuring range  ...more

Conform to ANSL S1.4-1984/EC 942 1998 class 2. Calibration level of 94 dB, 1 KHz. Fits 1", 1/2",1/4" Diameter Microphone. Low battery indication. Auto power off. ...more

The board has microphone amplifier, inbuilt modulating amplitude control, varacter modulator with carrier generator ranges 88 - 108 MHz, pre emphasis circuit, output amplifier with telescopic antenna. Complete circuit on printed circuit board with screen printing. ...more

The calibration system Nor1504A is capable of calibrating virtually any type of sound measuring instruments, sound calibrators and microphones commercially available, provided that they have been designed in accordance with applicable international standards. Hence, the system is by no means limited to Norsonic products alone. ...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

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

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

There exists a need to select an instrument that will do just what you need it to do. The 820 was designed with this in mind. The Model 820 is the perfect environmental noise analyzer, maintaining all of the features of the 812 but with added memory, modem capability, daily and exceedance histories. The1/2" condenser microphones used with ...more

The Larson Davis Model CAL250 is an ultra precise microphone calibrator delivering a full 114.0 dB level output signal. Its accuracy has been verified against the reference issued by the National Institute of Standards and Technology (formerly National Bureau of Standards). ...more

The model D.A.D. Directional Acoustic Detector features a new concept in fault locating that utilizes the speed of sound to show direction to the fault (thump) from where the operator is standing. This dual channel system is designed to work with any brand thumper. The sound of the thump is detected at different times by two microphones placed over ...more