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I have my Icom IC-746 connected to a Banana Pi (ALASTOR).
The Banana Pi has a USB sound card, a USB data mode/PTT cable, and a USB CAT cable.
Banana Pi is running Raspbian.
Linphonecsh daemon is a SIP client that automatically answers calls from remote clients. This allows me to get audio remotely. The Banana Pi has a significantly faster CPU than the Raspberry Pi, so this allows me to use Speex16 wideband codec.
IPKall number is set up, so I can also dial in to the audio.
rigctld daemon is a hamlib rig control system that listens for control packets. I have programmed a web page and firewall to send these packets to the rig. From the web page, I can send commands such as PTT, frequency, etc.
Fldigi, QSSTV, and WSJT are also on the Banana Pi, which can be accessed using SSH X11 forwarding or the tightvncserver. The CPU/RAM on the Banana Pi is more than enough for this.
A modified version of aprx daemon is running, which transmits my QTH through APRS-IS.
Chirp is also ready. Using the USB CAT cable or programming cables for the Yaesu VX-6R and Baofeng UV-5R, I can set memory channels for all my radios.
This was previously done using a Raspberry Pi Model B 256MB (NESTOR), but the device lacked sufficient CPU/RAM resources.
I have my Yaesu VX-6R connected to a Raspberry Pi Model B 512MB (NELEUS).
The Rasbperry Pi has a USB sound card and a USB data mode/PTT cable.
Raspberry Pi is running Raspbian.
SvxLink daemon is running as an EchoLink simplex node.
Using DTMF, I can control SvxLink
It runs on 147.555 Mhz, CTCSS 100.0 Hz, 500 mW. Its range does not extend far outside my home.
A modified version of aprx daemon is standing by, which can transmit my QTH through APRS-IS.