CERTIFICATE OF CALIBRATION
Manufacturer:
RAMI / AMIX
Equipment type:
Active pressure transducer
Model:
AFF06 / AFF10
Serial number: ...........................................................
Calibration test and procedure with piston phone to electric signal
Equivalent level to 1 KHz in dBu for 94dB = -28,7 dBu.
Frequency weighting A: Class 2 following table of IEC61672 -1 June 2003
Frequency weighting Z: Class 2 following table of IEC61672 -1 June 2003
Laboratory equipment for calibration
Sound level meter B&K Type 2260 Serial number 1823618
Piston phone 01dB/ Aclan CAL01
Calibrated by: ................................................................
Calibration date: .............................................................
This calibration certificate is valid for two years from the date above.