Free-Field Measurement Microphones Datasheets

Prepolarized Free-Field Microphone -- Model EM40AE
from Meggitt Sensing Systems - Measurement Group

The Endevco microphone model EM40AE is a ½-inch precision condenser microphone for general purpose measurements in open acoustic fields. It is a prepolarized free-field microphone with a large dynamic range and a wide frequency response. As a free-field microphone, the model EM40AE is for... [See More]

  • Sound Field: Free-Field
  • Dynamic Range: 15 to 144
  • Frequency Response: 3.15 to 20000
  • Nominal Size: 1/2"
GRAS 1/2inch Free-Field Response Microphone: 50mV/Pa -- 782121-02
from National Instruments

National Instruments is partnering with G.R.A.S. Sound & Vibration to offer measurement-grade microphones. Acoustic measurement microphones must meet stringent standards not found in consumer or even professional audio products. You can use these microphones with all NI dynamic signal analyzers. NI... [See More]

  • Sound Field: Free-Field
  • Sensitivity: 50
  • Nominal Size: 1/2"
  • Features: Integral Pre-amplifier
PRECISION FREE FIELD MCROPHONE 1/2INCH 4HZ-40KHZ -- 2540 [2540 from Larson Davis]
from Radwell International, Inc.

Finding the exact piece of equipment you need for your maintenance and automation needs can feel like a wild goose chase. Fortunately, you've found a great place for even the most specific needs, including LARSON DAVIS is your go-to source for Industrial Automation, MRO,... [See More]

  • Sound Field: Free-Field
  • Frequency Response: 4 to 40000
1/4" Free-Field Microphone -- Model 377C01
from PCB Piezotronics, Inc.

Model 378C01 is recommended for extreme accuracy applications where high frequencies or high acoustic amplitude measurements are required. Highlights. •. Sensitivity: 2 mV/Pa. •. Frequency: 4 Hz – 80 kHz. •. Cartridge Noise: 35 dB. •. Max Amplitude: 170 dB. •. [See More]

  • Sound Field: Free-Field
  • Nominal Size: 1/4"
  • Frequency Response: 3 to 100000
  • Sensitivity: 2