1. Amateur Radio, Your PC and the Internet
Presented by Bob, N3QZR

2. Internet Linking is exploding!

3. Internet Linking is exploding!
Internet linking is one of the fastest growing areas of our hobby, with hundreds of linked systems and tens of thousands of hams using Internet links around the world. f

4. What is Internet Linking?
Internet linking allows Amateur Radio stations to communicate with one another over the Internet, using voice-over-IP (VoIP) technology. t

5. What sorts of systems are there?
There are a wide variety of linking systems in use. Some feature highly secure links, others feature access directly from your PC. Some systems offer DTMF control to radio users and many other features.
IRLP
IPhone
HamLink
I-Link
eQSO
EchoLink t

6. IPhone, eQSO, ILink, EchoLink and HamLink
  These programs allow worldwide connections to be made between stations, from computer to station, or from computer to computer.  

7. Why Echolink? Runs on Windows operating system DTMF Controllable
User friendly
Stable
Good audio quality
Different choices of radio to PC interface t

8. How Internet Linking Works
PC USER
Local FM audio signal received by the local link
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

9. How Internet Linking Works
PC USER
Local FM audio signal received by the local link
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

10. How Internet Linking Works
PC USER
Local FM audio signal received by the local link
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

11. How Internet Linking Works
PC USER
Local FM audio signal received by the local link
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

12. How Internet Linking Works Audio input to sound card
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Audio input to sound card
Repeater/Simplex

13. How Internet Linking Works Audio input to sound card
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Audio input to sound card
Repeater/Simplex

14. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
To the Internet
Repeater/Simplex

15. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
To the Internet
Repeater/Simplex

16. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
To the Internet
Repeater/Simplex

17. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
To the Internet
Repeater/Simplex

18. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
To the Internet
Repeater/Simplex

19. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

20. How Internet Linking Works
Received by linked PCs
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

21. How Internet Linking Works
Received by linked PCs
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Repeater/Simplex

22. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Re-transmitted by simplex or repeater stations
Repeater/Simplex

23. How Internet Linking Works
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Re-transmitted by simplex or repeater stations
Repeater/Simplex

24. How Internet Linking Works Transmitted by simplex or repeater stations
PC USER
SYSOP
INTERNET
Repeater/Simplex
SYSOP
Transmitted by simplex or repeater stations
Repeater/Simplex

25. What you need? Valid Amateur Radio License PC, 133 MHz or higher
Windows 95/98/NT/Me/2000/XP
16 bit sound card
Internet Service, 24kbps or higher in each
direction
5Mb disc space
Sufficient RAM to meet minimum OS requirement
Microphone and speakers, for single-user mode.
ASCII or direct-serial rig interface, for sysop mode. k

26. Rig Interfaces (sysop mode)
RIGBLASTER by WEST MOUNTAIN RADIO 2

27. Rig Interfaces (sysop mode)
Ilink Board by VA3TO 2

28. Rig Interfaces (sysop mode) Ilink Board by WB2REM & G4CDY

29. Rig Interfaces (sysop mode) ULI Board by WB2REM & G4CDY

30. Rig Interfaces (sysop mode)
OR BUILT YOUR OWN SIMPLE SERIAL PTT CIRCUIT 2

31. Impact of Internet Link on Amateur Radio and the Public

32. Impact of Internet Link on Amateur Radio and the Public
Level of amateur activity has increased dramatically.
Amateurs who have been inactive for a long time are coming back on the air.
Amateur Radio is becoming more appealing to today’s Internet oriented youth.
New opportunities for experimentation.

33. REMINDER
Interfacing your rig to the Internet/Echolink is like maintaining a numerous interconnected repeaters.
3rd Party Traffic rules apply to link and repeater stations.
ID before activating, ID upon connection; leave long pauses to allow reset.
Control Op / Transmit rules

34. Thank You
Bob, N3QZR
Echolink.org