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APRS
Send APRS Messages via HF PSK and GMSK
In the APRS realm, there is something new afoot on the other side of the pond: the Cross Country Wireless APRS Messenger. This software that provides the means of originating an APRS message on VHF and have it transmitted on HF using PSK (Phase Shift Keying) or GMSK (Gaussian Minimum Shift Keying), specifically PSK-63... »
Create a univeral radio interface
All of the various digital modes out there require some sort of interface to your soundcard. Most of these interfaces use the serial port (RS-232) for keying, or some of the newer "Rig-blaster" interfaces can do provide that over a USB connection in the absence of traditional com ports on the newer computers. »
The Amateur Amateur: APRS, the Beginning
"I became interested in APRS (Automatic Packet Reporting System) after watching a presentation on it a few years ago. " »
FoxClocks add-in for FireFox
FoxClocks is an add-in for FireFox which will show clocks/time from your favorite DX location in the browser status bar. »
Off-the-shelf expedition takes flight
“I lost reception using my hand-held radio so I gave my brother a call to see if the APRS packets were being received and reported on the internet, which they were. He told me the balloon was now floating over Mount Lawson State Park at 205 km/h. What? Was that even possible? Did the... »
Tim Gibbons on APRS
Chris Matthieu, N7ICE, interviews Tim Gibbons, N4PIX, on APRS on HamBrief.tv. http://hambrief.tv »
APRS to eMail
“Instead of entering a call sign as the recipient of a message on your APRS radio, enter EMAIL. Then, make the first word on the message line a valid email address. Follow that with one space, then enter your message. Just remember to keep it short . The longer the email address the shorter... »
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