Function For Receive; Spectrum Scope Screen; D Mini Scope Screen - Icom IC-756PROIII Instruction Manual

5

FUNCTION FOR RECEIVE

■ Spectrum scope screen

This function allows you to display the relative
strengths of signals around the center frequency. The
span can be set to ±12.5 kHz, ±25 kHz, ±50 kHz and
±100 kHz. Ideal for monitoring band conditions in an
instant.
[(F-3)MARKER]
[(F-1)SPAN] [(F-2)ATT]
ANT ANT
2.4k 2.4k 0
BW BW SFT SFT
1
VFO VFO
TX T X U S B U S B
qr.qot.pp
METER METER
Po Po
1 14.100.00 14.100.00
P.AMP P.AMP
1 VFO VFO USB USB
qr.wpq.pp
ATT ATT
OFF OFF
1 14.100.00 14.100.00
-12.5k -12.5k
AGC AGC
Grid Grid
MID MID
2.5k 2.5k
10dB 10dB
VOX VOX
ATT ATT
OFF OFF
10dB 10dB
SUB SUB
COMP COMP
MARKER MARKER
OFF OFF
HOLD HOLD
WIDE WIDE
SPAN SPAN
ATT ATT
Appears when the
marker is out of range.

D Mini scope screen

This mini scope screen can be displayed with another
screen indication, such as set mode menu, decoder
screen, memory list screen, etc. simultaneously.
55
[(F-4)HOLD]
[EXIT/SET] [(F-5)SET]
qw:pp
12:00
FIL2 FIL2
USB USB
FIL2 FIL2
USB USB
SPECTRUM SPECTRUM SCOPE SCOPE +12.5k +12.5k
MARKER MARKER HOLD HOLD SET SET
Sub readout Appears when the
or TX marker marker is out of range.
[MAIN/SUB•M.SCOPE]
q Push [EXIT/SET] several times to close a multi-
function screen, if necessary.
w Push [(F-1)SCOPE] to select the scope screen.
e Push [(F-1)SPAN] several times to select the scope
span.
r Push [(F-2)ATT] several times to activate an atten-
uator or turn the attenuator OFF.
• 10, 20 and 30 dB attenuators are available.
t Push [(F-3)MARKER] several times to select the
marker (sub readout or transmit frequency) or turn
the marker OFF.
• "TX MARKER" displays the marker at the transmit fre-
quency.
• "SUB MARKER" displays the marker at the sub readout
frequency.
y Push [(F-4)HOLD] to freeze the current spectrum
waveform.
• "HOLD" appears while the function is in use.
u Push [EXIT/SET] to exit the scope screen.
If a strong signal is received, a ghost waveform may
appear. Push [(F-2)ATT] several times to activate
the spectrum scope attenuator in this case.
➥ Push [MAIN/SUB•M.SCOPE] for 1 sec. to toggle
the mini scope indication ON and OFF.
ANT ANT BW BW 350 350 0
SFT SFT
1
wq≥qpp≥pp
T X T X V F O V F O
METER METER
V F O V F O 14.100.00 14.100.00
Po Po
- 12.5k SPECTRUM
Grid
P.AMP P.AMP 2.5k
10dB
1
ATT ATT
OFF OFF
RTTY DECODE RTTY DECODE
AGC AGC
MID MID
** * * R T T Y E n c o de / D e c o de M on i t o r * * * * **** RTTY Encode/Decode Monitor ****
45bps BAUDOT 45 b p s B A U D OT Ma r k = 2 12 5 H z , S h i f t= 1 7 0 H z Mark=2125Hz, Shift=170Hz
M a x . 62 C ha r a s c te r s x 8 ch T X M e mo r y Max.62 Charascters x 8ch TX Memory
RTTY RTTY
If RTTY-FIL is OFF, Please turn ON. I f R T T Y - FI L is O FF , P l e a s e t u r n O N .
FIL FIL
ON ON
1/4 1/4
OFF OFF
<MENU1> <MENU1> HLD/CLR HLD/CLR TX MEM TX MEM
qw:pp
12:00
R T T Y FIL2 R T T Y FIL2
S S B S S B FIL2 FIL2
SCOPE + 12.5k
THRESHOLD THRESHOLD 9 9
ADJ ADJ WIDE WIDE