.1
|
Instrumentation
|
Make
|
Type
|
Serial No.
|
|
|
Sound level
meter
|
|
|
|
|
|
Microphone
|
|
|
|
|
|
Filter
|
|
|
|
|
|
Windscreen
|
|
|
|
|
|
|
|
|
|
|
|
Calibrator
|
|
|
|
|
|
Other
equipment
|
|
|
|
.2
|
Calibration of sound level meter Date Calibration Start
Finish
|
|
|
- at
survey by competent authority
|
.3
|
Identification of persons/organizations carrying out
measurements
|