nc-75
Compact and lightweight sound calibrator allows highly reliable and accurate measurement anywhere

・Conforming with IEC 60942: 2003 class 1 and JIS C 1515: 2004
 (Also complies with IEC 60942 Version 4 currently under revision)
・Supports calibration of RION sound level meters compliant with IEC 61672-1: 2013, JIS C 1509-1: 2005 and JIS C 1516: 2014.
・Supports calibration of RION microphones and microphones of other manufacturers meeting the size specifications of IEC 61094-4.
・Supports 1-inch, 1/2-inch, and 1/4-inch microphones (1/4 inch with optional adapter)

■ Each product comes standard with a JCSS Calibration Certificate (sample as below pictures), demonstrating high quality.

nc-75

Strap

Securely carry the unit with the supplied hand strap
nc-75

Soft case

Calibration can be performed with the calibrator inserted in the soft case
nc-75

Specifications (under standard ambient conditions*)

Applicable standards IEC 60942: 2003 class1, ANSI/ASA S1.40-2006 class1, JIS C 1515: 2004 class 1, CE marking, WEEE directive, Chinese RoHS
Supported microphonesMicrophones made by RION and microphones made by other manufacturers that meet the IEC 61094-4 size specifications
1-inch microphones
1/2-inch microphones (with supplied adapter)
1/4-inch microphones (with optional adapter)
Nominal sound pressure level94 dB
Sound pressure level toleranceMax. ±0.25 dB
Nominal frequency1 000 Hz
Frequency toleranceMax. ±0.1%
THDMax. 1.0 % (20 Hz to 20 kHz)
Dimensions and weightApprox. 42 mm (H) x 77 mm (W) x 70 mm (D), approx. 200 g
Power supplyIEC LR6 (size AA) alkaline battery x 2
IEC LR6 (size AA) nickel-hydride rechargeable battery ("eneloop pro" supported) x 2
Battery life50 hours or more (using two alkaline batteries, continuous use)
50 hours or more (using two nickel-hydride rechargeable batteries [eneloop pro], continuous use)
Supplied accessoriesSoft case x 1, 1/2-inch microphone adapter x 1, IEC LR6 (size AA) alkaline battery x 2, hand strap x 1, JCSS Calibration Certificate x 1
  
Optional accessories1/4-inch microphone adapter NC-75-S11
 *RION standard ambient conditions: static pressure 101.325 kPa, ambient temperature 23 ºC, relative humidity 50 %

PDF DOWNLOAD