Marconi Instruments 2040 - Page 27

Chapter
3-1
OPERATION
CONTENTS
PAGE
INTRODUCTION 3-1-4
CONVENTIONS
3-1-4
FRONT PANEL 3-1-4
REAR PANEL
3-1-6
THE MENUS 3-1-7
FIRST TIME USE
3-1-9
Switching
on
3-1-9
Changing the value of the selected
parameter
3-1-9
Enabling or disabling
the modulation
3-1-10
Using
the [It
xlOj
and [U
-*-10]
keys
3-1-10
Using the control knob 3-1-10
DETAILED OPERATION 3-1-12
CARRIER
FREQUENCY
3-1-12
Carrier ON/OFF 3-1-12
OUTPUT LEVEL 3-1-12
Choice of units 3-1-12
Reverse power
protection
3-1-12
MODULATION
3-1-13
Selecting the modulation 3-1-13
Modulation ON/OFF
3-1-13
Selecting amplitude modulation
...3-1-14
Selecting frequency modulation
.......3-1-14
Selecting phase modulation 3-1-14
Selecting
wideband
frequency
modulation
3-1-14
Modulation source frequency 3-1-15
Source
selection
-
internal
3-1-15
LF phase
3-1-16
Source selection
-
external
3-1-17
Low intermodulation mode
3-1-17
Selecting pulse modulation
(applies if Option 002
is
fitted)
3-1-18
MODULATION
ALC 3-1-18
MODULATION MODES 3-1-19
Single 3-1-19
Dual 3-1-19
Composite 3-1-19
Dual composite 3-1-19
Modulation
mode selection
3-1-19
Setting the modulation 3-1-20
CONTINUOUS
TONE SIGNALLING (CTCSS)
3-1-20
Tone selection 3-1-21
Selecting alternative
tone standards
3-1-21
Editing
a tone standard
3-1-21
SIGNALLING (sequential calling
tones)
3-1-22
Tone
selection
3-1-22
Selecting alternative tone standards
3-1-25
Editing
a
tone
standard
3-1-25
INCREMENTING
(using A)
3-1-27
Displaying shifts 3-1-27
Setting
increment values
3-1-27
SWEEP .3-1-28
Sweep
type 3-1-28
46882-074C
3-1-1