Microphone Calibrators

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

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

Two fixed output levels of 94dB and 114dB - Output frequency of 1000Hz - Fits 1/4", 1/2" and 1" microphones -Easy One handed operation - CE, Conforms to ANSI SI.40  1984 and IEC942 1988 Class 2 - Accessories included are carrying case, 9V battery, 1/2" and 1/4" microphone adapter and instruction manual ...more

The SV 31 type 1, one level acoustic calibrator is the State of the Art instrument. The design of this calibrator is based on the dedicated ?" condenser microphone and microprocessor controlled signal source including digital static pressure and temperature compensation. These both features assure excellent stability of the calibration lev ...more

The SV 30A type 1, two levels acoustic calibrator is the State of the Art instrument. The design of this calibrator is based on the dedicated ?" condenser microphone and microprocessor controlled signal source including digital static pressure and temperature compensation. These both features assure excellent stability of the calibration l ...more

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

The 511ES124 is designed to provide 124 dBSPL at 1 kHz to meet the needs of the low sensitivity microphones found in many high SPL measurement applications. The microphones used in Car Stereo competitions like dB Drag racing, IASCA, and USAC have had their sensitivities reduced to the point where 94 dBSPL may no longer be adequate for calibration. ...more

The CM-C200 is an SPL meter calibrator. The CM-C200 meets IEC 60942 2003 Class 2 and ANSI S1.40-1984 standards. The CM-C500 can calibrate 1" and ½" microphone capsules at 94dB and 114dB. ...more

Large LCD display, Main functions are designed to meet IEC651 type 2. A&C weighing 30 to 130dB, Time weighting-Fast-t=200ms, Slow-t=500ms. Frequency 31.5 to 8,000 Hz. Electronic condenser microphone. Max hold, AC output, DC output impedance ? 600ohm. Ideal for exhaust monitoring applications. Comes complete with padded carry case. MM-SC941 ...more

The Castle GA601 produces a calibration tone of 1000Hz at a level of 94dB re 20µPa at the microphone. ...more

The Intensity Coupler Type 51AB is a coupler for calibrating the phase response of microphone pairs used for measuring sound intensity, e.g. the Type 40AI and Type 40BI. It includes a calibrated acoustic resitance to enable the computation of particle velocity and intensity levels. The Type 51AB complies with the standards of IEC 1043. ...more

Conforms to ANSI S1.40-1984 and IEC0942:2003 Class 2. Calibration Levels of 94dB and 114dB. Fits 1", 1/2" and 1/4" diameter microphones. Internal Battery Test  ...more

94dB and 114dB Sound Calibration at 1KHz. Accurate and Simple to use. Fits 1", 1/2" or 1/4" diameter microphone ...more

Allows calibration of 1-inch and 1/2-inch microphones. No need for atmospheric pressure compensation. Frequency 1 kHz, SPL 94 dB. ...more

Designed for conducting personal noise surveys, the 897 Dosimeter is versatile enough for the experienced hygienist but simple enough for the novice technician. The data storage feature allows you to view reports on the computer or print them for use later during inspections. Purchase the 897 by itself or in the SMS-2 kit with all of the relev ...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 Larson Davis Model CAL200 is a Class 1 microphone calibrator intended for the Larson Davis 1/2" or 1/4" diameter microphones. The CAL200 provides a choice of calibration sound pressure levels, 94.0 and 114.0 dB (switch selectable) at a frequency of 1 kHz.  ...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

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 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 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 Trig-Tek, Inc. Model 402H Microphone Calibrator is a portable, self contained, high intensity acoustic microphone calibration source. Its portable hand held sound transducer combined with a 25 foot cable allows access to permanetly mounted or remotely located transducers. Its portable carrying case is modified to provide storage of all ext ...more

The model 402PSI Microphone Calibrator is designed to provide calibration of high intensity microphones and pressure transducer. The 402PSI Is housed in a portable carrying case. The Model 402PSI Microphone Calibrator is capable of delivering sound pressure levels from 0.1 to 1.0 PSI in 0.1 PSI increments and is accurate to 5%. ...more

1kHz Professional Calibrator for 0.5" or 1.0" Microphones ...more

1kHz Professional Calibrator for 0.5" or 1.0" Microphones ...more