■ Main/Sub band selection
The IC-7800 has 2 identical receivers, main and sub.
The main band is displayed on the left hand side, and
the sub band is displayed on the right hand side of
the LCD. Some functions can only be applied to the
selected band and transmission occurs on the main
band (except during split frequency operation).
➥ Push [MAIN] to select the main band.
•Thekeybacklightfor[MAIN]lights.
•Mainband’sfrequencyreadouthighlighted.
➥ Push [SUB] to select the sub band.
•Thekeybacklightfor[SUB]lights.
•Subband’sfrequencyreadouthighlighted.
■ Selecting VFO/memory mode
VFOisanabbreviationofVariableFrequencyOscil-
lator, and is commonly referred to as a main tuning
function.
Themaindialisoftencalledthe“VFOknob.”
➥Push[V/M]toswitchbetweenVFOandmemory
modes.
•“VFO” appears when in VFO mode, or the selected
memory channel number appears when in memory
mode.
•Holdingdown[V/M]for1secondtransfersthecontents
oftheselectedmemorychanneltoVFO.(p.8-5)
“VFO”indicator
Memory channel
number
3-3
3
BASIC OPERATIONS