Icom IC-7800 - FSK and AFSK (SSTV) connections

2-8
■ Transverter jack information
Transverter connector
 When2to13.8Visappliedtopin6of[ACC2],the[X-
VERTER]connectorisactivatedfortransverteropera-
tion and the antenna connectors do not receive or
transmit any signals. (p. 4-6)
Whilereceiving,[X-VERTER]connectorcanbeac-
tivated as an input terminal from an external trans-
verter.
Whiletransmitting,the[X-VERTER]connectoroutputs
signalsofthedisplayedfrequencyat–20dBm(22mV)
as signals for the external transverter.
■ FSK and AFSK (SSTV) connections
To connect a TNC or scan converter, etc., refer to the
diagram below.
RS-232C
TNC or scan converter
Connect to serial port, parallel
port, speaker jack, microphone
jack and line IN/OUT jack, etc.
See the instruction manual of the
application for details.
D FSK operation— when connecting to [ACC 1]
• When using a PC application
• When using a TNC
1
2
3
4
5
6
7
8
Rear panel view
Rear panel view
RTTY
GND
AF
SEND
RTTY
GND
AF
SEND
RTTY OUTPUT
GND
AUDIO INPUT
PTT
RTTY OUTPUT
GND
AUDIO INPUT
PTT
1
2
3
4
5
6
7
8
PC
Connect to serial port, parallel
port, speaker jack, microphone
jack and line IN/OUT jack, etc.
See the instruction manual of
the application for details.
D AFSK operation
• When connecting to [ACC 1]
• When connecting to [MIC]
• When using a PC application
• When using a TNC
RS-232C
TNC or scan converter
PTT
Audio output
AF input
GND
AFSK output
AF input
GND
PTT*
SQL input
†
*When using the VOX function, no need to connect. Refer to the instruction
manual of the external equipment (TNC, etc.).
†
When connecting the squelch line, consult the necessary manual (TNC, etc.).
q
w
e
r
t
y
u
i
1
2
3
4
5
6
7
8
z
z
x
x
c
c
v
v*
z
x
c
v
z
x
c
v
b
b
n
†
n
†
b
n
†
Rear panel view
Rear panel view
PC
2
INSTALLATION AND CONNECTIONS