New bands spring to life, some denied access
A few operators reported making contacts on 630 meters the first night, although noise levels were high, and a geomagnetic storm was in progress.
Scouts’ Jamboree on the Air this weekend
Operating frequencies on HF, DMR, D-STAR, APRS, more…
Meet the geek who tracks rogue satellites with coat hangers
He liked to catch the military’s secret space shuttle, which sounded like a video game monster in agony.
Bicycle race communications with N7RXE
200 miles, three states, multiple public safety jurisdictions, 4 net controls, 8 repeaters including mobile repeaters, APRS iGates, portable Digipeaters, 135 operators, and 40 vehicles beaconing APRS.
Elecraft AX1 Antenna
The AX1 is a dual-band (20 and 17 meter) compact antenna system based on an optimized 2-piece whip.
Kansas City firefighter uses Ham Radio skills to help Puerto Rico
“We put this PVC, tape measure antenna up,” Dougherty explained. “Next thing you know, we were talking to somebody 100 miles away, passing traffic back to San Juan for people who needed to contact San Juan.”
ADS-B Shootout: FlightAware vs rtl-sdr.com Antenna Kit vs Jetvision
Three antennas on windowsill, one week.
Radio for Everyone
Upcoming LF tests from WH2NXD / NI7J
One of Ron’s several experimental licences allows him to run as much as 10W ERP from 68-76 KHz.
Homemade data cable for Yaesu FT-2D
This piece of wire can be used as outlined in the manuals. I was able to read and write my FT-2D as expected.
NIMO Tube: Rarest and most dangerous digital display of all time
Rarer than a moon rock…. Deadlier than plutonium… It’s The NIMO digital display tube!
How high should a dipole be?
A look at antenna modeling.
Portable Ham Radio tips & tricks
Tips & tricks on taking the radio out of the shack.