Fsk And Afsk (Sstv) Connections - Icom IC-756PRO Instruction Manual

FSK and AFSK (SSTV) connections

To connect a terminal unit, TNC or scan converter,
refer to the diagram below.
For RTTY operation:
Narrow filter settings may not pass RTTY signals.
Be sure to select the appropriate IF filter settings
corresponding to the signal width. (p. 29)
FSK (RTTY) connection
Use RTTY mode for
operation
4
1
6
[ACC(1)] socket
(Rear panel view)
AFSK and SSTV connections
Use SSB or FM mode
for operation
4
1
6
[ACC(1)] socket
(Rear panel view)
AFSK and SSTV connections via microphone connector
Use SSB or FM mode
for operation
1
2
3
[MIC] connector
(Front panel view)
2
5
3
8
7
2
5
3
8
7
7
8 6
5
4
INSTALLATION AND CONNECTIONS
Terminal unit (TU) or
Terminal Node Controller (TNC)
AF input
Ground (GND)
PTT
SQUELCH input*
RTTY keying
* Connect the SQUELCH line when required.
Terminal Node Controller (TNC)
or Scan converter
AFSK output
Ground (GND)
AF input
Ground (GND)
PTT
SQUELCH input*
* Connect the SQUELCH line when required.
Terminal Node Controller (TNC)
or Scan converter
AFSK output
AF input
Ground (GND)
PTT
SQUELCH input*
* Connect the SQUELCH line when required.
When connected to the [MIC] connector, [MIC
GAIN] and [AF] control adjustment is required.
3
21