Amateur Radio News
Displaying articles 1 - 10 of most recent articles
A Surprisingly Accurate LC Meter by VK3BHR
Technical Reference/Test EquipmentAn inductance and capacitance meter, measuring range is from 0 to >0.1uF for capacitance and 0 to >10mH for inductance. A project by Phil Rice, VK3BHR
The DXZone | 17 hours, 36 minutes ago | comment? | recommend
The DXZone | 17 hours, 36 minutes ago | comment? | recommend
New Summer EURAO Party to Premier FT4
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ARRL | Jul 19, 2019 4:15 PM [GMT] | comment? | recommend
ARRL | Jul 19, 2019 4:15 PM [GMT] | comment? | recommend
HAL Communications Cofounder, President Bill Henry, K9GWT, SK
A cofounder and later president of HAL Communications, George W. Bill Henry, Jr., of Monticello, Illinois, died on July 17. An ARRL Life Member, he was 78. HAL Communications formally got its start in 1972 among hams and graduate students at the Universit
ARRL | Jul 19, 2019 4:05 PM [GMT] | comment? | recommend
ARRL | Jul 19, 2019 4:05 PM [GMT] | comment? | recommend
EME SSTV Lunar Landing Commemorative Event Set
Moonbounce enthusiasts are invited to take part in a commemorative Earth-Moon-Earth (EME) slow-scan television (SSTV) party on 23 centimeters, marking the 50th anniversary of the lunar landing. The event gets under way at 2300 UTC on Saturday, July 20, at
ARRL | Jul 19, 2019 3:57 PM [GMT] | comment? | recommend
ARRL | Jul 19, 2019 3:57 PM [GMT] | comment? | recommend
Scouts Attending World Scout Jamboree Set to Talk with Space Station via Ham Radio
Thousands of Scouts from some 160 countries who will attend the 24th World Scout Jamboree this summer in West Virginia will have the chance to witness an Amateur Radio on the International Space Station (ARISS) contact during their stay. The theme of the
ARRL | Jul 19, 2019 3:53 PM [GMT] | comment? | recommend
ARRL | Jul 19, 2019 3:53 PM [GMT] | comment? | recommend
The K7RA Solar Update
Very low solar activity continues. Over the past week, average daily solar flux changed insignificantly from 67.1 to 67. There were no sunspots.Average daily planetary A index changed from 8.4 to 5.9, while mid-latitude A index changed from 8.6 to 6.7. Co
ARRL | Jul 19, 2019 2:01 PM [GMT] | comment? | recommend
ARRL | Jul 19, 2019 2:01 PM [GMT] | comment? | recommend
The End-Fed Half-Wave Antenna - Presentation
Antennas/End-Fed/End Fed Half Wave AntennaA very well done presentation about End-Fed Half-Wave antennas. This PDF document contains a summary of experiences in how to build custom EFHW antennas. Includes an interesting comparison table of UnUn configurat
The DXZone | Jul 19, 2019 07:35 AM [GMT] | comment? | recommend
The DXZone | Jul 19, 2019 07:35 AM [GMT] | comment? | recommend
Centenarian Radio Amateurs Efforts Helped Pave the Way to the Moon
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ARRL | Jul 18, 2019 1:53 PM [GMT] | comment? | recommend
ARRL | Jul 18, 2019 1:53 PM [GMT] | comment? | recommend
The Doctor Will See You Now!
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ARRL | Jul 18, 2019 12:00 PM [GMT] | comment? | recommend
ARRL | Jul 18, 2019 12:00 PM [GMT] | comment? | recommend
The Antenna Torque Calculator
Technical Reference/Antenna RotatorThis unique online tool helps Ham Radio operators to choose the right rotator for medium and large HF antenna systems. The algorithm implemented in this calculator is the result of 40 years of experience in the HF Antenn
The DXZone | Jul 18, 2019 07:34 AM [GMT] | comment? | recommend
The DXZone | Jul 18, 2019 07:34 AM [GMT] | comment? | recommend
