TYPE 3654

Sound Intensity Probe Kit

Our two-microphone sound intensity probe kit for measuring sound intensity. The probe kit is designed for use with our hand-held Type 2270 for measuring intensity.

Angebot anfordern

Type 3654 Sound Intensity Probe Kit includes the ½” Sound Intensity Microphone Pair Type 4197 for 1/3 octave centre frequency measurements between 20 Hz and 6.3 kHz. Extending the upper 1/3-octave centre frequency to 10 kHz can be achieved using pressure correction.


  • Sound intensity measurements using two-microphone technique in accordance with IEC 1043 Class 1
  • Sound power measurements in accordance with ISO 9614-1, ISO 9614-2, ECMA 160, and ANSI S 12-12

Used with ½” Microphone pair Type 4197, the probe complies with IEC 1043 Class 1. These ½” microphones feature patented phase-corrector units making precision low-frequency phase matching practical, leading to increased measurement range and accuracy.