Doesn't work for RSPduo

For anyone trying to run RSPduo as a SDR server, I'm using https://github.com/ON5HB/rsp_tcp instead.

With this repository I can only hear noise when tuning when I ran the server with the following command:

```
rsp_tcp -d 1 -P 0 -a 0.0.0.0 -p 1234 -E -v
```