Icom IC-7100 Advanced Instructions - Page 124

Release [PTT] or Switch OFF the external TX switch, Plot measurement Continued

Page 124 highlights

Previous view 6 FUNCTIONS FOR TRANSMIT Measuring SWR DDPlot measurement (Continued) qqSelect the desired frequency band. (p. 3-6) wwOn the Mode selection screen, select the RTTY or RTTY-R mode. (p. 3-17) eeIf necessary, adjust the RF power to more than 30 W on the Mic gain/RF power adjustment display. • If your are operating in the 144 MHz band, adjust the RF power to more than 20 W. • If your are operating in the 430 MHz band, adjust the RF power to more than 15 W. • If your are operating in the 70 MHz band, adjust the RF power to more than 20 W. (70 MHz band transmission is available, depending on the transceiver version.) q P ush MIC/RF PWR (C) to open the MIC gain/RF power adjustment display. w R otate [BANK] (L) to adjust the RF power. Before transmitting, monitor the operating frequency to make sure transmitting won't cause interference to other stations on the same frequency. rrPush MENU (C) one or more times to select the "M-3" screen (M-3 menu). ttTouch [SWR](D) to display the "SWR" (SWR Graph) screen. yySet the center frequency for the SWR to be measured. uuIf necessary, touch [SET](D) to enter the "SWR GRAPH SET" screen to set the Number of graph bar or Measuring step. • The selectable number of graph bar are 3, 5, 7, 9, 11 and 13. • The selectable measuring steps are 10k, 50k, 100k and 500 kHz. • Touch [](D) or push MENU (C) to return to the previous screen. iiTouch [](D) to start the measuring. • A frequency marker, "∫," appears below the left edge of the graph bars and displays the frequency. ooHold down [PTT] on the microphone or switch ON the external TX switch to transmit. • The bar graph displays the SWR. !0 R elease [PTT] or Switch OFF the external TX switch to receive. • The frequency marker moves to, and frequency display changes to the next frequency to be measured. !1 R epeat steps o and !0 to measure SWR over the entire frequency range. Left Display Center Right The L, R, C or D in the instructions indicate the part of the controller. L: Left side R: Right side C: Center bottom D: Display (Touch screen) Push MENU Touch [SWR] Touch [] Measuring SWR Frequency display mark While measuring SWR, the frequency cannot be changed The best match is in this range. (1.5 or less) 6-15

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6
FUNCTIONS FOR TRANSMIT
6-15
Measuring SWR
Plot measurement (Continued)
D
Select the desired frequency band. (p. 3-6)
q
On the Mode selection screen, select the RTTY or
w
RTTY-R mode. (p. 3-17)
If necessary, adjust the RF power to more than 30 W
e
on the Mic gain/RF power adjustment display.
• If your are operating in the 144 MHz band, adjust the RF
power to more than 20 W.
• If your are operating in the 430 MHz band, adjust the RF
power to more than 15 W.
• If your are operating in the 70 MHz band, adjust the RF
power to more than 20 W. (70 MHz band transmission is
available, depending on the transceiver version.)
q
Push
MIC/RF PWR
(
C
) to open the MIC gain/RF
power adjustment display.
w
Rotate [BANK]
(
L
) to adjust the RF power.
Before transmitting, monitor the operating fre-
quency to make sure transmitting won’t cause
interference to other stations on the same fre-
quency.
Push
r
MENU
(
C
) one or more times to select the
“M-3” screen (M-3 menu).
Touch [SWR](
t
D
) to display the “SWR” (SWR Graph)
screen.
Set the center frequency for the SWR to be mea-
y
sured.
If necessary, touch [SET](
u
D
) to enter the “SWR
GRAPH SET” screen to set the Number of graph bar
or Measuring step.
• The selectable number of graph bar are 3, 5, 7, 9, 11 and
13.
• The selectable measuring steps are 10k, 50k, 100k and
500 kHz.
• Touch [
](
D
) or push
MENU
(
C
) to return to the previ-
ous screen.
Touch [
i
u
](
D
) to start the measuring.
• A frequency marker, “
,” appears below the left edge of
the graph bars and displays the frequency.
Hold down [PTT] on the microphone or switch ON
o
the external TX switch to transmit.
• The bar graph displays the SWR.
!
0
Release [PTT] or Switch OFF the external TX switch
to receive.
• The frequency marker moves to, and frequency display
changes to the next frequency to be measured.
!
1
Repeat steps
o
and
!
0
to measure SWR over the
entire frequency range.
L
eft
R
ight
C
enter
D
isplay
The
L
,
R
,
C
or
D
in the
instructions indicate the
part of the controller.
L
: Left side
R
: Right side
C
: Center bottom
D
:
Display (Touch screen)
Touch [SWR]
Touch [
]
Measuring SWR
While measuring SWR, the frequency cannot be changed
Frequency display mark
The best match is in this range. (1.5 or less)
Push
MENU