Amateur%20Radio,%20Your%20PC%20and%20the%20Internet

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Amateur Radio, Your PC and the Internet
Presented by Bob, N3QZR
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Internet Linking is exploding!
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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.

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What is Internet Linking?

• Internet linking allows Amateur Radio stations to
  communicate with one another over the Internet,
  using voice-over-IP (VoIP) technology.

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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

• I-Link

• HamLink

• eQSO

• EchoLink

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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.  

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Why Echolink?

• Runs on Windows operating system

• DTMF Controllable

• User friendly

• Stable

• Good audio quality

• Different choices of radio to PC interface

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How Internet Linking Works
PC USER

• Local FM audio signal received by the local link

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

• Local FM audio signal received by the local link

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

• Local FM audio signal received by the local link

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

• Local FM audio signal received by the local link

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

• Audio input to sound card

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

• Audio input to sound card

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

• To the Internet

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

• To the Internet

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

• To the Internet

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

• To the Internet

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

• To the Internet

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

• Received by linked PCs

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

• Received by linked PCs

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

• Re-transmitted by simplex or repeater stations

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

• Re-transmitted by simplex or repeater stations

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

• Transmitted by simplex or repeater stations

Repeater/Simplex
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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.

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Rig Interfaces (sysop mode)
RIGBLASTER by WEST
MOUNTAIN RADIO

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Rig Interfaces (sysop mode)
Ilink Board by VA3TO

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Rig Interfaces (sysop mode)
Ilink Board by WB2REM
G4CDY

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Rig Interfaces (sysop mode)
ULI Board by WB2REM
G4CDY

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

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Impact of Internet Link on Amateur Radio and the
Public
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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
  todays Internet oriented youth.

• New opportunities for experimentation.

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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

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Thank You
Bob, N3QZR Echolink.org