All the navigators have roll steering outputs, the question is whether the
AP will accept the roll steering "language" that the navigator is putting
out. In may case I needed a Garmin GAD 42 to convert the digital roll
steering output from the 530 to an analog input that my AP can understand.

Mike
MU-2


"karl gruber" wrote in message
...
1) S-Tec ST-901 GPSS Roll Steering Converter $915


Better watch out! The CNX-80 has GPSS steering built in.

Karl