[Xastir] Installing Xastir on Raspberry Pi Model 2B

[Bill Vodall]

> rates, try out 9600BAUD G3RUH (discriminator tap required), as well as new
> 2400 and 4800BAUD based PSK modes, give Direwolf a try.

Doesn't it also have 3600 QPSK?   That was the mode, with UZ7HO on
windows, where we noticed the best performance using straight audio
mic/speaker connections that didn't need flat audio discriminator
connections.