Learn how dipole and inverted V antennas work and how to build an hf antenna. Includes tips for construction, mounting and tuning
Recent Posts
Radio Incident Command Kit by N1RFD
What is my definition of a Communications Go-Kit? A Communications Go-Kit (or Radio-Ready-Kit) is made up of a portable “Amateur radio” st... Read more
Circuit Board for Bare-Bones Ventilator Moves Toward Production with Radio Amateurs’ Help
Radio amateurs continue to play key roles in developing the electronic control system for an open-source/architecture, modular, low-cost human patient... Read more
Barrett 4050 HF SDR Transceiver
The Barrett 4050 HF SDR transceiver is the new centrepiece of the Barrett range of HF communications equipment. It combines Software-Defined Radio tec... Read more
Nick Lance, KC5KBO, SK — Prepared Astronauts to Become Radio Amateurs
Nick Lance Jr, KC5KBO, of Houston, Texas, died May 24. He was 65. A retired NASA engineer and an ARRL member, Lance was a veteran member of the Amateu... Read more
Little Boy — An LDMOS HF Amplifier
Little Boy — AN LDMOS HF Amplifier by W6KANI recently watched the movie Fat Man and Little Boy, a 1989 great movie about the Manhattan project a... Read more
That’s not an Ofcom email about your radio licence – it’s a TROJAN
An Ofcom spokesperson said: “Some people have received an email that appears to have come from Ofcom spectrum licensing. The email has not been sent b... Read more
China Set to Launch Several Amateur Radio Satellites this Summer
Amateur Radio Satellites CAMSAT has announced that the CAS-3 amateur satellite system is nearing completion, and six Chinese amateur satellites will b... Read more
Using HD Radio Signals for Navigation
By Ananta Vidyarthi, H. Howard Fan and Stewart DeVilbiss THE YEAR WAS 1906. On Christmas Eve of that year, Canadian inventor Reginald Fessenden carrie... Read more
Top 10 Reasons to Take Ham Radio Portable
“Portable amateur radio operation is the reason I’m still in the hobby. There you go, I said it! Since getting licensed I’ve not lived in a hous... Read more
How Solar Indicies Work: SFI, SN, A & K
How Solar Indicies Work: SFI, SN, A & K Read more
VHF
VGC VR-6600PRO
Product Description Place of Origin Fujian, China (Mainland) Brand Name VGC Model Number VR-6600PRO Type Vehicle Mouted Dimensions 157 X 66 X 33.5mm F... Read more
Icom IC-2730A vs IC-2720
Ray Novak and George Thomas compare the IC-2730A to it’s predecessor, the IC-2720. Read more
Uniden Announces DMR/MotoTRBO™ Support Coming Soon
Uniden Advances Scanning with Digital Mobile Radio (DMR) Demonstrating our commitment to continually enhance the value and relevance of your investmen... Read more
Radioddity GD-55 UHF Waterproof DMR Digital Radio, with GPS Function! 10W with 2800mAh Lithium Polymer (Li-Po) Battery
Introducing the Radioddity GD-55, A Tougher DMR Radioddity’s first proprietary radio is designed to meet the most demanding of conditions, and dole ou... Read more
Promotion video of ICOM IP730D/IP740D
The IP730D series is an innovative hybrid IP radio with licensed professional radio mode for local and nationwide communications. Read more
News
ARRL Seeks Member Input on Draft HF Band Plan Proposals
The ARRL is asking members to comment by April 19 on possible changes to the League’s HF Band Plans suggested by the HF Band Planning Committee... Read more
Young ham radio operator receives prestigious honor
WLOX.com – The News for South Mississippi Young ham radio operator receives prestigious honor “GULFPORT, MS (WLOX) – Amat... Read more
Who ya gonna call? Surrey hams!
by Amy Reid – Surrey Now SURREY — If you felt the recent earthquake that hit B.C., you may have pondered the aftermath of a large disast... Read more
6-160 Meter J-Pole Jr 34 foot End Fed antenna
A combination of antenna designs, namely the J‐Pole and Zepp along with Alpha Antenna’s matching network technologies, are utilized to achieve a... Read more
Icom Inc. Announces Partnership with Iridium Communications Inc
Icom Inc. Announces Partnership with Iridium Communications Icom Inc. (Headquarters: Hirano, Osaka, Japan/President: Masataka Harima) has entered into... Read more
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