Marconi Instruments 2955 - Page 34

OPERATION
(3)
Connect
the unit under
test
to
the RF
IN/OUT
N
socket
@
.
(4)
The
instrument
automatically tunes to the transmitter's RF
frequency,
(5)
If the
applied
power
exceeds that
allowable,
the display flashes
‘REMOVE RF
INPUT
followed shortly
by an audible
warning.
(6)
The
applied RF
power
and carrier frequency are
displayed
on
the screen.
(7)
If required, the
transmitter
may
be
tuned for minimum or
zero indicated
offset
using the
2955
*=
see
Transmitter
frequency adjustment’
under
‘Applicadonsh
(8)
If required, connect the
RF
directional
power head to
the ACCESSORY
socket
(T)
for
automatic
measurement and display for
forward
and
reverse
power and of
VSWR-
(See the Power
Head Manual for
details.)
~10
46881 -622N
Apr. 88