Norsonic Nor265, User Manual

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Nor265 User Guide
Norsonic AS
7
Both the electrical and acoustic noise generated by
N o r 2 6 5
, even
during movement, is very low and allows measurement down to very
low levels.
The figure shows a typical set-up for
N o r 2 6 5
used as a microphone
boom. The main body is mounted on a tripod with the microphone
mounted at the end of the boom opposite to the counter-weight. A
normal microphone cable is fed through the hollow shaft.
2.1.1 Turntable
N o r 2 6 5
may be used to rotate
a device continuously or to
move it to a specified angle.
The speed and acceleration for
a movement may be specified
accurately within a wide range.
Main application is
measurement of directional
response of an acoustic
transducer. Although the
turning moment is limited to
prevent damage, the
N o r 2 6 5
may carry significant loads.
The position and the speed are computer controlled and ensure a
smooth and safe movement from one position to another. Remote
commands facilitate computer control and fully automatic
measurements.
N o r 2 6 5
may be mounted in any position, even upside down. The
main shaft is hollow and allows the entrance of signal cables.