Data Communications; Receive Functions - 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
q Connect a terminal unit as above.
w Select FM mode (or USB, CW modes for HF
band data communications).
e Set the receiver to the desired frequency as below.
r Set the connected terminal unit to the appropri-
ate 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 kΩ
Personal computer
4
16