• Example 1
  • Example 2

The low-noise microphone UC-34P and measuring amplifier NA-42 allow measurement of very low sound pressure levels in an anechoic chamber.
Linear operation range is 10 to 112 dB, and frequency range for sound pressure level measurement is 10 Hz to 12.5 kHz.

Product List

Model Product Name Remarks
UC-34P Measurement of extremely low-level sounds (with Preamplifier)
NA-42 Measuring Amplifier
EC-04 Series Microphone extension cables

Using the Low-Noise Microphone UC-35P together with the RIONOTE as frequency analyzer makes it possible to perform frequency analysis (FFT analysis and octave band analysis) of very low-level sounds in an anechoic chamber.
Sound pressure levels from 10 to 90 dB※ in the frequency range from 10 Hz to 12.5 kHz are supported.
※A weighted: typ. 2.0 dB、C weighted: typ. 6.0 dB、Z weighted: typ. 23.0 dB

Product List

Model Product Name Remarks
UC-35P 1 inch sound field type electret microphone (with preamplifier)
SA-02A4 or RIONOTE (SA-A1 FTRTB2/FTRTB4) Multi-Channel Signal Analyzer or Portable Multi-function Measuring System When using the SA-A1 FTRTB2/FTRTB4, the 4 mA modification (SAA1S11/SAA1S12) is required.
NC-74 Sound Calibrator
EC-90 Series BNC-BNC Coaxial Cable