Power Line Carrier
GARD 8000 SYS RFL Electronics
April 23, 2015 10-5 973.334.3100
10.2.1 TRIP TRANSPORT DELAY AND CHANNEL SPACING
The example illustration below shows the channel spacing in FSK mode for a 200Hz receive band
width in unidirectional and bidirectional operation.
Unidirectional
200 Hz
TX Center BW
200 Hz
TX Center BW
200 Hz
TX Center BW
200 Hz
200 Hz
TX Center BW
200 Hz
Unidirectional
700 Hz Minimum Channel
Spacing
Shift Up Shift Down
Bidirectional
200 Hz
1000 Hz Minimum Channel
Spacing
TX Center BW
200 Hz
RX Center BW
200 Hz
TX Center BW
200 Hz
200 Hz
RX Center BW
200 Hz
Bidirectional
Shift Up Shift Down
500 Hz Minimum Channel
Spacing
1200 Hz Minimum Channel
Spacing
Min. Spacing for 2F – 200Hz Bandwidth
Min. Spacing for 3F – 200Hz Bandwidth
Figure 10-2. Minimum Channel Spacing (FSK)