EchoLink: A new way to "Ham it up" Ken Adkisson WB4FAY 10/14/2018

What is EchoLink? Computer Software that lets you “talk” to other hams all over the world Uses existing computer hardware Only needs a microphone and speakers Runs on virtually any computer Only needs an internet connection 10/14/2018

Description EchoLink uses VoIP technology Talk in real time with other hams as clearly as if you were on the telephone Can be used on a dial-up, DSL or Cable Modem internet connection 10/14/2018

Technical Description Similar Computer programs IRLP (LINUX / UNIX based) Pal Talk eQSO iLink Security Callsigns verified prior to allowing contacts All users logged with their internet addresses 10/14/2018

Technical Description (Cont’d) Original i-Phone technology re-worked for ham radio usage Station list shows who is connected and type of station Can be used computer to computer, computer to radio, or radio to radio (through computers) 10/14/2018

Getting Started Download software http://www.synergenics.com/el/ Install software Run software and enter user information Specify Single-User Mode Enter Callsign, Name, QTH, Email address Allow callsign to be verified (could take up to an hour or so during busy times) 10/14/2018

EchoLink Getting Started 10/14/2018

Using EchoLink When loaded the main program window will show all online stations List will show three types of stations “-L” or “-R” stations (top section of list) are stations that have either Repeaters or Link radios connected to them Normal callsign stations are stations using computer only (no radio interface) 10/14/2018

Establishing a connection 10/14/2018

iLINK Interfaces for radios Interface boards connect to your computer and radio The SYSOP mode of the software controls looks for the presence of the interface board The interface controls the radio’s PTT to transmit received internet audio over the air and has PTT timeout protection The radio’s receive audio is sent back over the internet creating a Gateway ` 10/14/2018

EchoLink – over the air In Birmingham: 147.280 (+) Begin all commands with “#” Start Random Links End user: # 0 0 Link or Repeater: #01 Disconnect: # # Request ID: # * 10/14/2018

EchoLink Interface Boards WB2REM Interface Board 10/14/2018

iLINK Interface Boards (cont’d) VA3TO iLINK Interface Board 10/14/2018

Typical Interface Board Hook Up 10/14/2018

WB4FAY-L 10/14/2018

WB4FAY-L 10/14/2018

WB4FAY-L 10/14/2018

Additional Information www.wb4fay.com www.synergenics.com/el EchoLink group at yahoo.com 10/14/2018