Icom IC-R9500 Instruction Manual page 67

D D Fixed frequency mode
[F-2]
[F-3]
[F-1]
MENU1 EDGE BW/SPEED
MENU2 W-BPF
[F-1] [F-2] [F-3]
[F-6]
[F-5] [EXIT/SET]
ATT HOLD CENT/FIX PEAK
SET
[F-4] [F-5] [F-6] [F-7]
Displays signals within the specified frequency range.
The selected frequency band conditions can be ob-
served at a glance when using this mode.
q Push [EXIT/SET] several times to close a multi-
function screen, if necessary.
w Push [F-1•SCOPE] to select the scope screen.
• The spectrum scope shows the peak level holding func-
tion. Peak levels are displayed in the background of the
current spectrum in a different color until the receive fre-
quency changes. This can be deactivated and the
waveform color can be set in scope set mode. (p. 5-7)
e Push [F-6•CENT/FIX] to select the fixed mode.
• " " is displayed when fix mode is selected.
FIX
r Push [F-2•EDGE] once.
• Multifunction switch guide changes to the resolution
band width/speed setting guide.
t Push [START] then edit the desired frequency using
the keypad to set the lower frequency edge, and
push [STOP] then edit the desired frequency using
the keypad to set the higher frequency edge.
y Push [F-3•BW/SPEED] once.
• Multifunction switch guide changes to the resolution
band width/speed setting guide.
u Push [BW+] or [BW–] several times to select the
resolution band width.
• 0.2 k, 0.5 k, 1 k, 2 k, 5 k, 10 k and 20 kHz are available
depends on the frequency range.
i Push [SPEED–] or [SPEED+] several times to se-
lect the sweeping speed.
o Push [F-4•ATT] several times to activate an attenu-
ator or turn the attenuator OFF.
• 10, 20 and 30 dB attenuators are available.
!0 Push [F-5•HOLD] to freeze the current spectrum
waveform.
• " " appears while the function is in use.
HOLD
• The peak hold function can be deactivated in scope set
mode.
!1 Push [EXIT/SET] to exit the scope screen.
NOTE: If a strong signal is received, a ghost wave-
form may appear. Push [F-4•ATT] several times to
activate the spectrum scope attenuator in this case.
5-3
RECEIVE FUNCTIONS
5