Mecord Systems & Services Private Limited
Mecord Systems & Services Private Limited
Ghatkopar West, Mumbai, Maharashtra
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Digital Sound Level Meter

Leading Manufacturer of nc-72a pistonphone from Mumbai.

NC-72A Pistonphone

NC-72A Pistonphone
  • NC-72A Pistonphone
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Product Details:


Rion NC-72A Pistonphone


The Rion NC-72A Pistonphone is a standard sound source that generates a constant sound pressure of 114 dB at 250 Hz.

Designed to provide sound at an atmospheric pressure of 101.325 kPa the unit includes a barometer for compensation if required.

The pistons of the Rion NC-72A Pistonphone are manufactured with a special resin material with low friction. This manufacturing process allows both pistons to maintain their initial performance levels for about 2000 hours without the use of grease.

The Rion NC-72A Pistonphone is suitable for 1”, ½“ and ¼“ microphones

Rion NC-72A pistonphone complies with the IEC 60942:2003(JIS C 1515:2004) Class LS/C


* Allows for calibration with accuracy of + 0.15 dB

* Usable in wide temperature and humidity range.

* Usable as a standard sound source in laboratories or as a calibration sound source for sound level meters on site.


Additional Information:

  • Item Code: NC72A
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