High Intensity Acoustic Sensor -- 765M20
from Columbia Research Labs, Inc.

The Models 765M20 and 765M22 High Intensity Acoustic Sensors (Microphones) are designed for the measurement of gas-borne sound in industrial applications. These sensors have been constructed for use in corrosive environments that are compatible with the type 316 stainless steel diaphragm. The... [See More]

  • Polarization: Prepolarized Electret
  • Frequency Response: 2 to 8000
  • Sound Field: Pressure Field
  • Dynamic Range: ? to 191
Microphone Preamplifier -- Model EM26CA
from Meggitt Sensing Systems - Measurement Group

The Endevco ½-inch preamplifier model EM26CA is a. general purpose preamplifier optimized for use with. prepolarized condenser microphones. It is a small, robust. unit and uses a Endevco Isotron ® power supply, e.g. model. 4416B. It has a very low inherent noise level, a large dynamic. [See More]

  • Polarization: Prepolarized Electret
  • Nominal Size: 1/2"
  • Frequency Response: 2.5 to 200000
  • Actual Size: 0.5000
Microphone -- 130A40
from PCB Piezotronics, Inc.

Low-profile surface pressure microphone and preamp, 45 mV/Pa, prepolarized [See More]

  • Polarization: Prepolarized Electret
  • Frequency Response: 20 to 10000
  • Sound Field: Pressure Field
  • Dynamic Range: 15
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