DANAK

Reg. No. 564 Accreditation for calibration

Page: 1
EA Scope Equipment Quantity Range
Low
Limit
Range
High
Limit
U(CMC)
Low
Limit
U(CMC)
High
Limit
Working
Standard
Method Remark In Situ Location
Acoustics and ultrasonics Microphones Sound pressure level 94   dB 124   dB 0,09  dB 0,09  dB Reference Microphone/Pistonphone IEC 60942:2018 Sound calibrators. Soundpressure Level re 20μPa (250 Hz)
Acoustics and ultrasonics Microphones Pressure sensitivity -15   dB 5   dB 0,3  dB 0,3  dB Actuator IEC 61094-6:2004 Pressure sensitivity for 1" Microphone re 250 Hz (20 Hz-12.5 kHz)
Acoustics and ultrasonics Microphones Pressure sensitivity -15   dB 5   dB 0,3  dB 0,3  dB Actuator IEC 61094-6:2004 Pressure sensitivity for 1/2" Microphone re 250 Hz (20 Hz-40 kHz)
Acoustics and ultrasonics Microphones Pressure sensitivity -15   dB 5   dB 0,4  dB 0,4  dB Actuator IEC 61094-6:2004 Pressure sensitivity for 1/4" Microphone re 250 Hz (20 Hz-40 kHz)
Acoustics and ultrasonics Microphones Pressure sensitivity -15   dB 5   dB 0,4  dB 0,4  dB Actuator IEC 61094-6:2004 Pressure sensitivity for 1/8" Microphone re 250 Hz (20 Hz-40 kHz)