1. Overview
  2. Technology
  3. Features
  4. Understanding Microphone Specs
  5. Specs
    1. Microphone Body - Preamplifier
    2. FP Series Microphone Capsules
    3. CPX1212 Measurement Microphone
    4. CPX1250 Measurement Microphone
  6. Applications
  7. Associated Equipment
  8. Microphone Calibration
  9. Accessories
  10. Order Information
  11. Product Registration
  12. HIGH PERFORMANCE WARNING
  13. Safety Clause
  14. Limited Warranty
  15. Installation & Use
  16. Maintenance
  17. Electronic Waste
  18. Disclaimer
  19. Correction Directory

FP Series Microphone Capsule

 

The iSEMcon FP Series are high-precision microphone capsules and manufactured in compliance with the IEC 61094-4 requirements and classified as a class 1.

Frequency Range: 20Hz to 40kHz nominal or 20 Hz to 20kHz nominal
Dynamic Range: 25 to 155 dB(A)
Nominal Sensitivity: 12mV/Pa or 50mV/Pa

The FP series microphone capsules are optimized for free-field measurements.


 

 

Technical data capsule FP-1212

 

type (IEC 1094-4)

WS2F

Field Type

freefield

nominal capsule size

½“

frequency range (typ)

20...40kHz nominal

capsule sensitivity (open circuit, typ.)

12mV

dynamic range (3% dist, typ)

25...155dB

polarization voltage

0V

Diameter, max.

13.2mm

height

12.3mm

selfnoise

25dB(A)

Operating Temperature Range

 -30°C…90°C

Temperatute Coefficient

< -0.012 dB/℃ (at 250Hz, -10 ~ 50 °C;)

Humidity Coefficient

< 0.001 dB/% (at 250Hz, 0 ~ 98 %RH)

Pressure Coefficient

< -0.01 dB/kPa (at 250 Hz, 65 kPa – 108 kPa )