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You are here: My digital Commonplace Book » Public Area » 03 : Radio » 2024 Radio Topics » APRS
Trace: • Damasko DA36 Tests 2 (2019) • DM15L "Multi In Single Out" Solve • Kenwood TH-D72 • CW • Benchmarking
public:radio:2024:aprs

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public:radio:2024:aprs [10/04/24 07:48 BST] – [30m] johnpublic:radio:2024:aprs [06/03/25 06:49 GMT] (current) – external edit 127.0.0.1
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   * FT8900 : 2m I-Gate **GM4SLV-2** - Raspberry Pi, TNC-Pi and APRX I-Gate software   * FT8900 : 2m I-Gate **GM4SLV-2** - Raspberry Pi, TNC-Pi and APRX I-Gate software
-    * UPDATE 6/4/24 : 2m APRS suspended. Coverage not adequate from low 2m antenna. Radio repurposed for ''svxlink'' [[public:radio:2024:svxlink|]]+    * **UPDATE 6/4/24 : 2m APRS suspended**. Coverage not adequate from low 2m antenna.
   * TM-D710 in van : **GM4SLV-9** - will digipeat "WIDEn-N"   * TM-D710 in van : **GM4SLV-9** - will digipeat "WIDEn-N"
   * TH-D72 : **GM4SLV-8**   * TH-D72 : **GM4SLV-8**
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       * //Normal// 300 baud AFSK resolves at 2000Hz - and is decoded by WinRPR at this offset       * //Normal// 300 baud AFSK resolves at 2000Hz - and is decoded by WinRPR at this offset
  
-=== Direwolf update ===+ 
 +{{:public:radio:2024:screenshot_at_2024-04-10_09-06-39.png?600|}} 
 + 
 + 
 +=== Direwolf update : 10/04/24 ===
  
   * Direwolf v1.6 in Debian has a minor annoyance - it decodes its own transmitted frames occasionally due to cross talk in the sound card   * Direwolf v1.6 in Debian has a minor annoyance - it decodes its own transmitted frames occasionally due to cross talk in the sound card
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 <code bash> <code bash>
-git clone https://github.com/wb2osz/direwolf.git 
-sudo apt-get install  
 sudo apt-get install libavahi-client-dev sudo apt-get install libavahi-client-dev
 git clone https://www.github.com/wb2osz/direwolf git clone https://www.github.com/wb2osz/direwolf
 cd direwolf cd direwolf
-git checkout dev+
 mkdir build && cd build mkdir build && cd build
 cmake .. cmake ..
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 <code bash> <code bash>
-cd build/src+cd src
 ./direwolf -c ~/direwolf.conf ./direwolf -c ~/direwolf.conf
 </code> </code>
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 </code> </code>
  
 +  * a normal AX25 packet
 +
 +<code>
 +IW4EGP-10 audio level = 46    _|||_____
 +[0.2] IW4EGP-10>APU25N,WIDE2-2:=4403.57N/01233.72E&APRS HF 30m -/D R-I  H24 {UIV32}<0x0d>
 +Position, HF Gateway  <= the original primary table definition, UIview 32 bit apps
 +N 44 03.5700, E 012 33.7200
 +APRS HF 30m -/D R-I  H24 {UIV32}
 +[0H] IW4EGP-10>APU25N,GM4SLV-10*,WIDE2-1:=4403.57N/01233.72E&APRS HF 30m -/D R-I  H24 {UIV32}<0x0d>
 +</code>
 +
 +  * both of these are also digipeated my me, shown on the last line is my outgoing digipeated packet:
 +    * ''[0H] SP6PGH-10>APWW11,GM4SLV-10*:>100639zTest HF APRS station''
 +    * ''[0H] IW4EGP-10>APU25N,GM4SLV-10*,WIDE2-1:=4403.57N/01233.72E&APRS HF 30m -/D R-I  H24 {UIV32}<0x0d>''
  
 --- //John Pumford-Green 21/03/24 16:14// --- //John Pumford-Green 21/03/24 16:14//
 +
 +Last Update : ~~LASTMOD~~
 +
  
  
 ===== Further Information ===== ===== Further Information =====
  
-| aprs.fi | [[https://aprs.fi/info/a/GM4SLV-2]] |+ 
 +| Direwolf v1.7 User Manual | {{ :public:radio:2024:user-guide_1_.pdf |}} | 
 +| aprs.fi | [[https://aprs.fi/info/a/GM4SLV-10]] |
  
 {{tag>radio aprs}} {{tag>radio aprs}}
  
  
public/radio/2024/aprs.1712731685.txt.gz · Last modified: 06/03/25 06:49 GMT (external edit)