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D-STAR Digital –Smart Technologies for Amateur Radio (40 hours of training presented in 40 minutes)

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Presentation on theme: "D-STAR Digital –Smart Technologies for Amateur Radio (40 hours of training presented in 40 minutes)"— Presentation transcript:

1 D-STAR Digital –Smart Technologies for Amateur Radio (40 hours of training presented in 40 minutes)

2 D-STAR What is it ? Who might like it ? How to get started ? What do all the terms mean ? Where can I use it ?

3 D-Star – What is it ? D-STAR (Digital Smart Technologies for Amateur Radio) is a digital voice and data protocol specification developed as the result of research by the Japan Amateur Radio League to investigate digital technologies for amateur radio.Japan Amateur Radio Leagueamateur radio

4 D-Star – What is it ? Method of moving voice packets encoded by the AMBE vocoder, locally, regionally, or globally. D-STAR Network D-STAR Network

5 Who might like it ? Do you like VHF & UHF comm ? Do you like DX ? Do you like EchoLink ? Do you like Packet ? Do you like Computers ? Do you like APRS ? Do you like writing software ?

6 No D-Star Radio Required ▫DV Dongle D-Star Radio Required ▫DVAP (DV Access Point) ▫D-Star Hot Spot ▫D-Star Repeater How do I get started ?

7 Step 1 – Hardware ▫Choose your access method Step 2 – Registration* ▫Register your call sign ▫WARNING ! ▫Ask for recommendations on where to register Setp 3 – Talk

8 Registration Requirements D-STAR Network D-STAR Network NOT REQUIRED

9 Definitions AMBE – Advanced Multi-Band Excitation DV – Digital Voice Hot Spot R2D2 D-RATS Gateway Reflector

10 Look inside the radio AMBE 2.4kbps digitized voice +FEC Controller 4.8kbps (3.6 voice data) Modem GMSK Signal Analog Speech D-STAR Network D-STAR Network

11 Look at DV Dongle AMBE Computer Analog Speech D-STAR Network D-STAR Network IP Encapsulation NOTE: No Radio Present !

12 Look at DVAP D-STAR Network D-STAR Network

13 Look at DVAP D-STAR Network D-STAR Network Typical range: Several hundred feet

14 Look at HotSpot (GMSK Modem) D-STAR Network D-STAR Network Simplex Range: Varies with antenna height and output power

15 Look at HotSpot (GMSK Modem) D-STAR Network D-STAR Network Repeater Range – Same limitations as analog repeater

16 Existing Oklahoma Network

17 The Missing Link - Reflectors Repeaters for Repeaters Chat-Room REF030C – SE US – HF net REF052B – Oklahoma network

18 Resources ▫http://www.k6jm.com/hs-setup.htm ▫dstar_digital ▫gmsk_dv_node ▫DStar-Gateway

19 Special Thanks to: Mark Holmes – KJ4VO Jim Moen – K6JM Fred Van Kempen – PA4YBR Jim McClellan – N5MIJ Guy, Larry, & Ray


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