NC-72B Pistonphone

Rion NC-72B Pistonphone

A standard Sound source that Generates a constant sound pressure of 114 dB at 250Hz

• Supports exact frequencies (251.19 Hz)
• Allows calibration with precision of ±0.10 dB
• Can also be powered by NiMH batteries
• Usable as a standard sound source in laboratories or as a calibration sound source for sound level meters on site.

Standards

• IEC 60942 : 2017 class LS/M and class 1/M