Initial commit

README.md

@@ -0,0 +1,17 @@
+
+Based on these guides:
+
+https://wiki.radioreference.com/index.php/Broadcastify/RTLSDR-Airband
+
+https://github.com/szpajder/RTLSDR-Airband/wiki/Configuring-Icecast-outputs
+
+https://icecast.org/docs/icecast-2.4.1/basic-setup.html
+
+Files go in:
+
+- `/usr/local/etc/rtl_airband.conf`
+- `/etc/systemd/system/rtl_airband.service`
+
+Installed on Nanopi with FriendlyElec's Ubuntu
+
+Filesystem backup here: `afp://wb-backups@WillsCloud.local/home/rtl-airband-ksle-nanopi-2022-10-1.img`

rtl_airband.conf

@@ -0,0 +1,117 @@
+# Sample file of "rtl-airband.conf" output to BroadCastify.com icecast streaming server
+# RTLSDR-Airband - User's Manual: https://github.com/szpajder/RTLSDR-Airband/wiki
+# Refer to here for PPM Offset correction guide - https://viatorci.com/posts/rtlsdr-police-scanner/#rtl-sdr-dongle-offset-tuning
+
+
+# index = 0 => First dongle 
+# index = 1 => Second dongle
+
+devices: ({
+  type = "rtlsdr";
+  index = 0;
+  gain = 50;
+  correction = 0;
+  mode = "scan";
+  #mode = "multichannel";
+  #centerfreq = 119.5;
+  sample_rate = 2.4;
+  buffers = 2
+  channels:
+  (
+   {
+     freqs = (119.000, 121.000);
+     labels = ("Tower", "Ground");
+     outputs: (
+        {
+          disable = false;      # IF_NO_LOCAL_ICECAST_SERVER_IS_AVAILABLE_SET_IT_TO_TRUE
+          type = "icecast";
+          server = "127.0.0.1";
+          port = 8000;
+          mountpoint = "local";
+          name = "YOUR_NAME_HERE";
+          genre = "ATC";
+          username = "source";
+          password = "YOUR_PASSWORD_HERE";
+          send_scan_freq_tags = true;
+          description = "Local IceCast Server";
+        },
+        {
+          disable = false;      # THIS_PROFILE_TEMPLATE_ACTIVE_IN_USED
+          type = "icecast";
+          server = "audio9.broadcastify.com";     # FROM_YOUR_RR_FEED_PROVIDER_PAGE
+          port = 80;      # PORT_OF_RR_FEED_PROVIDER_ICECAST_SERVER_USUALLY_8000
+          mountpoint = "YOUR_MOUNTPOINT_HERE";      # MOUNT_POINT_FROM_YOUR_RR_FEED_PROVIDER_PAGE
+          name = "YOUR_NAME_HERE";      # FEED_NAME_THAT_RR_GAVE_YOU_WHEN_YOU_APPLIED
+          genre = "ATC";
+          username = "source";
+          password = "YOUR_PASSWORD_HERE";      # PASSWD_FROM_YOUR_RR_FEED_PROVIDER_PAGE
+          send_scan_freq_tags = true;
+          description = "YOUR_DESC_HERE";
+        }
+     );
+   }
+#   {
+#     freq = 119.000;
+#     label = "Tower";
+#     outputs: ({
+#       name = "mixer1";
+#       type = "mixer";
+#       #balance = 0;
+#     });
+#   } #,
+#    {
+#      freq = 121.000;
+#      label = "Ground";
+#      outputs: ({
+#        name = "mixer1";
+#        type = "mixer";
+#        #balance = 1.0;
+#      });
+#    }
+  );
+ }
+);
+
+#mixers: {
+#  mixer1: {
+#    outputs: (
+#     # For local IceCast server
+#        {
+#          disable = false;      # IF_NO_LOCAL_ICECAST_SERVER_IS_AVAILABLE_SET_IT_TO_TRUE
+#          type = "icecast";
+#          server = "127.0.0.1";
+#          port = 8000;
+#          mountpoint = "local";
+#          name = "YOUR_NAME_HERE";
+#          genre = "ATC";
+#          username = "source";
+#          password = "YOUR_PASSWORD_HERE";
+#          send_scan_freq_tags = true;
+#          description = "Local IceCast Server";
+#        },
+#   
+#     # For remote BroadCastify server
+#        {
+#          disable = false;      # THIS_PROFILE_TEMPLATE_ACTIVE_IN_USED
+#          type = "icecast";
+#          server = "audio9.broadcastify.com";     # FROM_YOUR_RR_FEED_PROVIDER_PAGE
+#          port = 80;      # PORT_OF_RR_FEED_PROVIDER_ICECAST_SERVER_USUALLY_8000
+#          mountpoint = "YOUR_MOUNTPOINT_HERE";      # MOUNT_POINT_FROM_YOUR_RR_FEED_PROVIDER_PAGE
+#          name = "38828";      # FEED_NAME_THAT_RR_GAVE_YOU_WHEN_YOU_APPLIED
+#          genre = "ATC";
+#          username = "source";
+#          password = "YOUR_PASSWORD_HERE";      # PASSWD_FROM_YOUR_RR_FEED_PROVIDER_PAGE
+#          send_scan_freq_tags = true;
+#          description = "YOUR_DESC_HERE";      # DESCRIPTION_ASSIGNED_FROM_YOUR_RR_FEED_APPLICATION
+#        }
+#       
+#   # If you need more outputs, put under here ...
+#
+#
+#   # NOTICE: Make sure you remove the comma at the end of the profile segment template. 
+#        # e.g. From "}," to "}" else you get an error. For the last profile template segment only.
+#
+#    );
+#  }
+#};
+

rtl_airband.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=SDR AM/NFM demodulator
+Documentation=https://github.com/szpajder/RTLSDR-Airband/wiki
+Wants=network.target
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/local/bin/rtl_airband -Fe
+# The program may exit only due to startup failure (eg. misconfiguration)
+# or due to failure of all SDR devices (eg. disconnection). In either case,
+# there is no point to restart it, because it would fail once again.
+Restart=no
+
+[Install]
+WantedBy=multi-user.target
+