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4958-A

Type 4958-A TEDS Array microphone

Prepolarized 20 kHz Array Microphone for STSF measurements, non-stationary STSF measurements and beamforming arrays, delivering excellent amplitude and phase matching .

  • Dyn. range : 28 – 140 dB
  • Freq. range : 10 – 20000 Hz
  • Polarization voltages : 0 V
  • Sensitivity : 11.2 mV/Pa
  • Temperature range : -10 – 55 ℃
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Type 4958-A TEDS Array microphone

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Type 4958 is a ¼" prepolarized microphone suited for use in systems requiring a large number of microphones, for example, beamforming arrays, STSF measurements, and non-stationary STSF measurements.

The 20 kHz Array Microphone provides excellent amplitude and phase-matching over a wide frequency range, in varying temperatures and humidity.

  • Measurements using:– Spatial Transformation of Sound Fields (STSF) Type 7688– Non-stationary STSF Type 7712– Beamforming Type 7768
  • Hand-held array measurements
  • Simultaneous recording of time signals in medium to large microphone arrays, for example, simulated pass-by measurements
  • Cost-effective, in-car measurements
Key attributes for Special Microphones
Application Array microphones