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73
5
FUNCTIONS FOR RECEIVE
D
Center mode
Displays signals around the displayed frequency
within the selected span. The set frequency is always
displayed at the center of the screen.
q
Set a mode and frequency.
w
Select
G-1
(Scope).
e
Push
[F-3
FIX
]
momentarily to select the center
mode.
• “
=
” appears when the center mode is selected.
r
Push
[F-4
SPD
]
momentarily to select the sweep
speed.
• “
≈
” or “
≈≈
” appears when Slow speed or Fast speed is
selected, respectively.
t
Push
[F-1
SPN
]
one or more times to select the
desired steps.
• ±10, 25, 50, 100 and 250 kHz are available.
• Push and hold
[F-1
SPN
]
for 1 sec. to select the ±10
kHz step.
• The simple band scope operates in the peak level hold
mode. Peak levels are displayed in the background of
the current spectrum in a different color until the receive
frequency changes. This can be cleared by pushing
and holding
[F-2
HLD
]
for 1 sec., or deactivated in the
scope set mode. (below)
y
Push
[F-2
HLD
]
to freeze the current spectrum dis-
play and range.
• “
H
” and readout frequency indicator appear while the
function is in use.
NOTE:
If there is a lot of signal noise, turn the pre-
amp OFF and the attenuator ON (p. 74) to reduce
the input level and improve the readability of the
scope.
[MENU/GRP]
[F-1]
[F-2] [F-3] [F-4]
• Push and hold
[MENU/GRP]
for 1 sec. once or twice
to select the menu group
G
(Graphic).
• Push
[MENU/GRP]
momentarily one or more times to
select the menu
G-1
(Scope).
D
Scope set mode
This set mode is used to set the peak hold function
and scope size setting.
q
Select
G-1
(Scope).
w
Push and hold
[F-4
SPD
]
for 1 sec. to enter the
scope set mode.
e
Push
[F-1
≤
]
or
[F-2
≥
]
to select the desired set
item.
r
Set the desired condition using
[DIAL]
.
• Push
[F-4
DEF
]
for 1 sec. to select a default condition.
t
Push
[
Z
(
MENU
/
GRP
)]
to exit from set mode.
[MENU/GRP] [F-1] [F-2] [F-4]
[DIAL]
• Push and hold
[MENU/GRP]
for 1 sec. once or twice
to select the menu group
G
(Graphic).
• Push
[MENU/GRP]
momentarily one or more times to
select the menu
G-1
(Scope).
Содержание IC-7000
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