Exploring the Evolution of Data Communications: A Brief Overview
Delve into the progression of data communications from Morse code to modern radio email systems like Winlink. Discover the history of protocols, technologies, and the impact of the internet on amateur packet radio. Unravel the development of ARQ data protocols, X.25 packet switching, and the transition to text-only transfers. Witness the rise and fall of amateur packet radio in the face of technological advancements.
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Presentation Transcript
1 Tony / KF3AK Jeff / N3JET
Overview 2 oWhat is Winlink? oWho uses it? oHow to access it? oWhere do we go from here?
Winlink Global Radio Email WHAT IS WINLINK?
A Brief History of Data Comms (Treat as Alternative Facts ) 4
A Brief History of Data Comms (Treat as Alternative Facts ) 5 o CW, RTTY (non-error-correcting WYHIWYG )
A Brief History of Data Comms (Treat as Alternative Facts ) 6 o CW, RTTY (non-error-correcting WYHIWYG ) o Automatic Repeat Request (ARQ) Data Protocols o Assured accuracy o X.25 packet switching (think banking, ATMs and, later, the Internet)
A Brief History of Data Comms (Treat as Alternative Facts ) 7 o CW, RTTY (non-error-correcting WYHIWYG ) o Automatic Repeat Request (ARQ) Data Protocols o Assured accuracy o X.25 packet switching (think banking, ATMs and, later, the Internet) o X.25 was adapted for amateur radio as AX.25 o Became Packet o Dumb terminal/TNC (the smarts )/Transceiver o BBSs and mailboxes abounded o Text-only transfers o Generally 1200 baud VHF/FM o Assured accurate transfers o CCARC hosted a BBS
A Brief History Contd. (Treat as Alternative Facts ) 8 o Along came the Internet o Invented by Al Gore (So it was claimed) o (The internet was actually created/developed over decades) o Wide World Web was invented by Tim Berners-Lee (he developed the browser concept) o What do you think happened to Packet?
A Brief History Contd. (Treat as Alternative Facts ) 9 o Along came the Internet o Invented by Al Gore (So it was claimed) o (The internet was actually created/developed over decades) o Wide World Web was invented by Tim Berners-Lee (he developed the browser concept) o Amateur packet went Poof and all but disappeared!
Winlink (aka WL2K) 10 o Arose from the ashes of the BBSs
Winlink (aka WL2K) 11 o Arose from the ashes of the BBSs o Embraced the Internet
Winlink (aka WL2K) 12 o Arose from the ashes of the BBSs o Embraced the Internet o Added Graphical User Interface (GUI)
Winlink (aka WL2K) 13 o Arose from the ashes of the BBSs o Embraced the Internet o Added Graphical User Interface (GUI) o Accommodated multiple protocols o Packet, Pactor, Winmor, (and Others)
Winlink (aka WL2K) 14 o Arose from the ashes of the BBSs o Embraced the Internet o Added Graphical User Interface (GUI) o Accommodated multiple protocols o Packet, Pactor, Winmor, (and Others) o Introduced Email-Over-Radio
Winlink Global Radio Email WHO USES WINLINK?
Who uses WL2K? 26 o Licensed Amateur Radio Operators
Who uses WL2K? 27 o Licensed Amateur Radio Operators o Government & NGO Public Service Orgs
Who uses WL2K? 28 o Licensed Amateur Radio Operators o Government & NGO Public Service Orgs o Medical & Humanitarian Non-Profits
Who uses WL2K? 29 o Licensed Amateur Radio Operators o Government & NGO Public Service Orgs o Medical & Humanitarian Non-Profits o EmComm Organizations
Who uses WL2K? 30 o Licensed Amateur Radio Operators o Government & NGO Public Service Orgs o Medical & Humanitarian Non-Profits o EmComm Organizations o MARS / SHARES
Who uses WL2K? 31 o Licensed Amateur Radio Operators o Government & NGO Public Service Organizations o Medical & Humanitarian Non-Profits o EmComm Organizations o MARS / SHARES o You!!!
Winlink Global Radio Email HOW TO ACCESS WL2K?
How to access WL2K? 33 Get an Account 1. Visit http://www.winlink.org/user for instructions to create your account. 2. Download Winlink Express: http://www.winlink.org/RMSExpress 3. Watch this video: http://www.winlink.org/content/k4ref_how_to_video_series_winlink_rms_express 4. Read the program help files and configure it. 5. Use 'Telnet' sessions to practice and experiment until you can set up your radio installation.
How to access WL2K? 34 How to Send Email to Winlink Address
How to access WL2K? 35 How to Send Email to Winlink Address o Addressing o From within Winlink o Example - TO: N3JET
How to access WL2K? 36 How to Send Email to Winlink Address o Addressing o From outside of Winlink o Example - TO: N3JET@winlink.org o Subj: //WL2K {Subject}
How to access WL2K? 37 How to Send Email to Winlink Address o Addressing o SPAM Control
How to access WL2K? 38 How to Send Email to Winlink Address o Addressing o SPAM Control o File Size
How to access WL2K? 39 How to Send Email from Winlink o Addressing o From Winlink to anywhere o Example - TO: N3JET@ARRL.net o May enter multiple addresses, CC and BCC
How to access WL2K? 40 Client Programs o Outpost o AirMail o Pat o PacLink o Winlink Express
How to access WL2K? 41 Access Via o TELNET (TCP/IP) o PACTOR (I, II, III, IV) o ALE o WINMOR o APRS o ARDOP o D-Star o VARA o AX.25 Packet o *Webmail
The Skinny on Modes 42 Approximate air times needed to transfer a 4K message (after compression) under ideal conditions: Packet (1200) direct Packet (9600) direct Pactor 1 Pactor 2 Pactor 3 Pactor 4 WINMOR 500 WINMOR 1600 Telnet 2 minutes 1 minute 15 minutes 4 minutes 30 seconds 15 seconds 10 minutes 3 minutes seconds
Winlink Global Radio Email WHERE DO WE GO FROM HERE?
Where Do We Go From Here? 44 o Become an Operator (Winlink Client) on VHF/UHF-FM Packet o VHF Local (Near-LOS) o UHF Very local (LOS)
Where Do We Go From Here? 45 o Become an Operator (Winlink Client) on HF SSB o Pactor, Winmor (and others) o Span hundreds, perhaps thousands, of miles
Where Do We Go From Here? 46 o Become a RMS System Operator (Sysop) o Same hardware as Client Operator o Add Internet connection o Operate 24/7 o RMS registration and software issued by the Winlink 2000 organization (There are no fees) o Club member John W8IS operates a 1200 baud VHF-FM RMS in Taylorsville o W8IS-10/145.090 MHz (simplex) o The ONLY RMS in Carroll County
Resources o Winlink.org o Radio-Relay.org Radio Relay International o SCS-PTC.com the Pactor modem company o ARRL General Class License Manual, Ch 6 o YouTube > Sound Modem TNC for VHF Packet in Winlink Express o YouTube > K4REF (complete RMS Express training series) o YouTube > HF Pactor connection to Winlink demo by Commsprepper o Packet Radio > wiki.complete.org/PacketRadio
Citations 1 https://winlink.org/content/quick_start_links_mariners_and_everyone 2 ARRL.org FCC Grants Temporary Waiver to Permit Higher Symbol Rate Data Transmissions, 10/05/2017 o o 3 ARRL.org - FCC Grants Temporary Waiver for Hurricane Lane Relief Efforts, 8/24/2018 o
Questions? Tony - KF3AK@Winlink.org KF3AK@ARRL.net Jeff - N3JET@Winlink.org N3JET@ARRL.net
Questions? Contact Jeff via Winlink! I check WL2K daily via Packet and Webmail. Feel free to bounce test messages off me. From within WL2K use TO: N3JET From standard email TO: N3JET@Winlink.org Subj: //WL2K (subject)
