Presentation on theme: "D-STAR Digital –Smart Technologies for Amateur Radio (40 hours of training presented in 40 minutes)"— Presentation transcript:
D-STAR Digital –Smart Technologies for Amateur Radio (40 hours of training presented in 40 minutes)
D-STAR What is it ? Who might like it ? How to get started ? What do all the terms mean ? Where can I use it ?
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
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
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 ?
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 ?
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
Registration Requirements D-STAR Network D-STAR Network NOT REQUIRED
Definitions AMBE – Advanced Multi-Band Excitation DV – Digital Voice Hot Spot R2D2 D-RATS Gateway Reflector
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
Look at DV Dongle AMBE Computer Analog Speech D-STAR Network D-STAR Network IP Encapsulation NOTE: No Radio Present !
Look at DVAP D-STAR Network D-STAR Network
Look at DVAP D-STAR Network D-STAR Network Typical range: Several hundred feet
Look at HotSpot (GMSK Modem) D-STAR Network D-STAR Network Simplex Range: Varies with antenna height and output power
Look at HotSpot (GMSK Modem) D-STAR Network D-STAR Network Repeater Range – Same limitations as analog repeater
Existing Oklahoma Network
The Missing Link - Reflectors Repeaters for Repeaters Chat-Room REF030C – SE US – HF net REF052B – Oklahoma network