Learn how dipole and inverted V antennas work and how to build an hf antenna. Includes tips for construction, mounting and tuning
Recent Posts
DIY $4 QRP Multiband Endfed ultra simple + lightweight 40/20/10 (30/17/12)
“I have build a ultra simple multiband endfed antenna. It weight 58 Gram only.” Read more
Amateur radio tower approved in Dripping Springs after a year’s wait
By Jonathan Gonzalez After lengthy deliberation Sept. 21, the Dripping Springs City Council approved a special permit allowing a resident to install a... Read more
C3S-JK – 2 Elements on 20M / 2 Elements on 15M / 2 Elements on 10M / 12 Foot Boom
The C3S-JK (Tribander) has been re-designed, optimized & Improved from the very popular Force 12 Tribander Here are the important changes/features... Read more
Hamming it up on Space Station
NASA Commentator Lori Meggs at the Marshall Space Flight Center talks to a group of students who had the unique opportunity to ask questions to astron... Read more
Chameleon F-Loop TOTAL! Kit and CHA Single Loop
Chameleon F-Loop TOTAL! Kit and CHA Single Loop The CHA F-LOOP 2.0 was designed with portability, ease of use simplicity, ruggedness and high performa... Read more
DX-Patrol SDR ( Software Defined Radio ) Receiver with wide receiving range
The DX-Patrol is a Software Defined Radio (SDR) receiver with a very wide receiving frequency range. In contrast to the usual cheap USB DVB-T sticks t... Read more
Just 11 Days until ARRL Field Day!
Just 11 Days until ARRL Field Day! 06/13/2017ARRL Field Day — the most popular on-the-air operating event in Amateur Radio — is almost here, and offic... Read more
Russian WW MultiMode Contest
The organizer of contest is the Russian Digital Radio Club. The Russian contest on radio short waves communicationsRussian WW MultiMode Contest by usi... Read more
Amateur Radio – a 21st Century Hobby [ Video ]
Whether you enjoy writing software, getting hands-on with practical equipment, developing new technology or simply want to use what’s already there to... Read more
Amateur Radio Operators Plan To Celebrate Papal Visit With Special Stations On Air
By Mark Abrams PHILADELPHIA (CBS) — When Pope Francis arrives in the United States at the end of next month, a group of amateur radio operators from a... Read more
VHF
Introducing the IC-M423G VHF/DSC with Integrated GPS Receiver
The IC-M423G is an enhanced version of the IC-M423 fixed mount VHF/DSC with some new enhancements including an integrated GPS Receiver which allows cu... Read more
SainSonic RST599 Dual Band 136-174/400-520MHz Two-Way Ham Radio IP66 Waterproof
SainSonic releases its debut radios – SainSonic RST599 two-way radios. This revolutionary design marks the start of an exciting new produ... Read more
2017 BaoFeng DMR Upgraded Version! BaoFeng DM-5R PLUS Dual Band DMR Digital Radio 2000mAH
BaoFeng DM-5R PLUS Transceiver Compatible with Motorola VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power Repeater Mode Ti... Read more
Retevis RT95 Budget Dual Band Mobile Transceiver
Specifications GENERAL Frequency Range VHF:144-148MHz UHF: 430~440MHz Number of Channels 200 channels Channel Spacing 25K (Wide Band) 20K(Middle Band)... Read more
New Arrival! Dual Mode Portable Repeater RT97P
Dual Mode Portable Repeater RT97P will come. It is similar to the portable repeater RT97. Now we have the RT97 GMRS band, and this RT97P is the d... Read more
News
How does the solar eclipse affect Ham Radios?
HUNTSVILLE, Ala. – Many ham radio operators are excited for the upcoming solar eclipse. “This is my first chance of being a part of a tot... Read more
Logbook of The World Adds FT4 for Digital Worked All States (WAS) Award Endorsements
ARRL’s Logbook of The World has been updated to embrace FT4 contacts for the Digital Worked All States award — one of many digital WAS Endorsements. T... Read more
Mel Fukunaga KH6Y recognized for giving 100 amateur radio exams
The Maui Amateur Radio Club recently honored Mel Fukunaga, KH6Y, for his long-term dedication to amateur radio licensing on Maui. The Federal Communic... Read more
Scientists create quantum sensor that covers entire radio frequency spectrum
The Army Research Laboratory Atoms in a glass vapor cell are excited with laser beams to Rydberg states. They detect the electric fields (coming from... Read more
ARRL Audio News – March 31,2017
ARRL Audio News is a weekly compilation of news stories from the ARRL Letter. Hosted by ARRL’s Sean Kutzko (KX9X) and Carla Pereira, ARRL Audio... Read more