Icom IC-7800 - Page 13

1-3
i RF POWER CONTROL [RF PWR] (p. 3-12)
Continuously varies the RF output power from min-
imum (5 W*) to maximum (200 W*).
*AM mode: 5 W to 50 W
Increases
Decreases
o MIC GAIN CONTROL [MIC]
Adjusts microphone gain.
 •ThetransmitaudiotoneinSSB,AMandFMmodescan
be adjusted independently in set mode. (p. 12-4)
✔ How to set the microphone gain.
Set the [MIC] control so that the ALC meter swings within
the ALC range during normal voice level transmission in the
SSB or AM modes. (The ALC meter must be selected.)
Recommended level for
an Icom microphone
Decreases Increases
!0 VOX/BREAK-IN SWITCH [VOX/BK-IN]
➥PushtoturntheVOXfunctionONorOFFduring
SSB, AM and FM mode operation. (p. 6-2)
➥ Push to turn the break-in function ON (semi-
break-in, full-break-in)
or OFF during CW mode
operation. (p. 6-3)
➥Holddownfor1secondtoenterVOXsetmode.
(p. 6-2)
✔ What is the VOX function?
TheVOXfunction(voiceoperatedtransmission)startstrans-
mission without pushing the transmit switch or PTT switch
when you speak into the microphone; then, automatically re-
turns to receive when you stop speaking.
✔ What is the break-in function?
The break-in function switches transmit and receive with CW
keying. Full break-in (QSK) can monitor the receive signal
during keying.
!1 ELECTRONIC CW KEYER SPEED CONTROL
[KEY SPEED] (p. 4-4)
Adjusts the internal electronic CW keyer’s speed.
 •6wpm(min.)to48wpm(max.)canbeset.
Max.
48 wpm
Min.
6 wpm
!2 BREAK-IN DELAY CONTROL [DELAY] (p. 6-3)
Adjusts the transmit-to-receive switching delay time
for CW semi-break-in operations.
Long delay for
slow speed keying
Short delay for
high speed keying
!3 MONITOR SWITCH [MONI] (p. 6-4)
Monitors your transmitted IF signal.
 •TheCWsidetonefunctionsregardlessof[MONI]switch
setting in CW mode.
 •The [MONI] indicator above this switch lights green
while the function is activated.
!4 MEMORY CARD SLOT [CF CARD] (p. 2-3)
Insert the supplied CF (Compact Flash) memory
card for both reading/storing a wide variety of the
transceiver’s information and data.
 •Theindicatorbesidetheslotlightsorblinkswhenthe
transceiver reads or writes to the memory card.
 •Pushtheejectbuttontoremovethememorycard.
!5 MONITOR GAIN CONTROL [MONI GAIN] (p. 6-4)
Adjusts the transmit IF signal monitor level.
Monitor gain
decreases
Monitor gain
increases
Push
!6 COMPRESSION LEVEL CONTROL [COMP]
(p. 6-5)
 Adjusts the speech compression level in SSB.
Compression
gain decreases
Compression
gain increases
Push
!7 DRIVE GAIN CONTROL [DRIVE] (p. 3-13)
Adjusts the transmitter level at the driver stage. Ac-
tivate in all modes (except SSB with [COMP] OFF).
Decreases
Increases
Push
!8 VOX GAIN CONTROL [VOX GAIN] (p. 6-2)
Adjusts the transmit/receive switching threshold
levelforVOXoperation.
Low
sensitivity
High
sensitivity
Push
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