Data Communications - Icom IC-R8500 Instruction Manual

Data communications

D Connections
• For high speed data (9600 bps) reception in FM mode
Rear
panel
to [AGC]
RCA plug
• To use the [AGC] socket for AF output
Change the internal jumper plug as illustrated at
right.
• The output is obtained for FM mode only.
• Usable for 9600 bps only.
• Refer to p. 37 for a description of opening the case.
• For regular speed data (1200 bps or lower) reception in any mode
to [REC OUT]
2-conductor 3.5(d) plugs
to [REC REMOTE]
D Receiving method
Connect a terminal unit as above.
Select FM mode (or USB, CW modes for HF band
data communications).
Set the receiver to the desired frequency as below.
Set the connected terminal unit to the appropriate
settings.
• Refer to the terminal unit's instructions.
Frequency settings depend on the mode used.
FM mode: [Setting frequency(displayed freq.)]=[Desired freq.]
USB mode: [Setting frequency(displayed freq.)]=[Desired freq.]–[Center of Mark and Space freq.]
CW narrow mode: [Setting frequency(displayed freq.)]=[Desired freq.]–[Center of Mark and Space freq.]+ [600 Hz]
LSB mode (for amateur RTTY): [Setting frequency(displayed freq.)]=[Desired freq.] + [Mark freq.]
[Audio IN] or
[Detector IN]
TU or TNC
SCAN SET
AF IN
TU or TNC
SQUELCH IN
RECEIVE FUNCTIONS
Personal computer
AGC output
(default)
AF direct detector
output
200 mVrms/4.7 k
Personal computer
4
16