Norsonic nor145 User manual

Norsonic NOR-145 User Setup Guide
1) Connections
The equipment comes with 3 main leads:
•Firstly, connect the long blue microphone
extension cable at the top of the Nor-145 and
the other end to the microphone & preamplifier
•Secondly, connect the hand switch to the
RS232 port on the right-hand side of the Nor-
145
•Lastly, connect the power cable to the circular
port labelled DC 10-28V & plug into a power
socket
Clip the microphone into the mini-tripod provided.
2) Applications menu
The opening screen of the 145 consists of an
applications menu.
Select the:
3 min NNR -60s
(3 minute audio & -60s pre-recording)
Note: You can create your own apps too.

3) Calibration
•Put the Nor1251 calibrator on the end of the
microphone ready and press the
ON button (halfway down the calibrator) to
illuminate the green light
•On the Nor145 press the ‘Cal’ button on the left
side of the keypad to take you into the
calibration menu
3a)
•In the calibration screen select ‘Auto’
•Press the orange ‘Calibrate!’ button at the
bottom of the screen.
•Automatic calibration takes approx. 20s
•Once finished ‘completed’ appears and the
Calibrate! Orange button reappears.
•Press the Green tick until you return to the
measurement screen.
•Remove the calibrator from the microphone
(it will turn itself off)

4) Starting Measurements
To start the measurement, simply press the large start button
on the keypad. If you do not have the screen shown to the
left, then use the ‘View’ button on the keypad to toggle
through the displays. These views can be customised by
going into the ‘set-up’ and then ‘Views’ and select which
screens you would like to see in each of the 4 views.
Once the measurement is running, press the hand switch to
record yourself in the complainant’s house. Information such
as Name, Council/Association, Date, Time, Location should
all be recorded as well as the complainant themselves
agreeing to the use of the equipment.
5) Reference tone
To add a reference audio recording to your file simply press
the ‘marker’ button at the bottom of the screen and select the
‘reference tone’ marker. If this is not present then it can be
activated by going into ‘Set-up’ and ‘Marker’ and selecting
one of the 9 available markers to be used as a reference
tone.
6) Deploy case
Once you have finished doing your recording and have
pressed the reference tone marker, simply close the case
with all wires coming out of the slot in the side and apply the
padlock. Place the case in the room where the person is
complaining of greatest disturbance, making sure the
microphone is not touching any surfaces
7) Collection
Open the case. If the meter is still running press the ‘Stop’
button either on the screen or keypad. If your meter is set to
‘Automatic’ saving, then the file will have been saved as the
date it started.
You can save under an address name at this point as well by
pressing the ‘MEM’ button on the keypad and then typing in a
new file name. Once saved, press the ‘power’ button on the
bottom right of the keypad and click ‘Yes’ on the screen.
Disconnect all cables before returning to the office.
v1 –22/01/2019 AB
CAMPBELL ASSOCIATES, 5B CHELMSFORD ROAD IND EST, GREAT DUNMOW, ESSEX, CM6 1HD