Icom IC-7760 Advanced Manual page 104

11
OTHER FUNCTIONS
REF adjustment
You can perform a rough frequency calibration by
receiving the radio station WWV, WWVH, or other
frequency signals.
NOTE:
• The transceiver has been adjusted and tested at the
factory before being shipped. You should not have to
manually recalibrate it.
• Before performing a frequency calibration, you have to
set "Calibration Marker" to ON.
• Spurious signal waveforms may be displayed while the
Calibration Marker is ON.
L Before performing a frequency calibration, set the
following items as described in the table below.
Operating mode USB
Decent audibility
AF RF/SQL
Maximum RF gain
AF RF/SQL
Reset by holding down for 1 second.
TWIN PBT
CLR
OFF (No icon)
RIT ,
TX
1. Set the frequency to the standard frequency
station minus 1 kHz.
L If receiving WWV or WWVH (at 15.00000 MHz) as
your standard frequency, set the operating frequency
to 14.99900 MHz.
2. Set "Calibration Marker" to ON.
» SET > Function > Calibration Marker
MENU
3. Open the "REF Adjust" screen.
» SET > Function > REF Adjust
MENU
4. Rotate to adjust for a zero beat with the
MULTI
received standard signal.
L "Zero beat" means that the exact same frequencies
are set to 2 signals, resulting in a single tone being
transmitted.
5. Set "Calibration Marker" to OFF.
6. To close the FUNCTION screen, push
several times.
Selecting the Display Font
You can select between 2 frequency readout fonts.
1. Open the "Display Font" screen.
MENU
2. Select the display font type.
• Square
• Round (Default)
3. To close the DISPLAY screen, push
several times.
Displaying my call sign
You can set to display your own call sign at power ON.
(Example: displaying the call sign JA3YUA)
1. Open the MY CALL screen.
MENU
2. Enter "JA3YUA," and touch [ENT] to save.
EXIT
3. To close the DISPLAY screen, push
several times.
11-6
» SET > Display > Display Font
» SET > Display > My Call
EXIT
EXIT