Antenna
Comet GP-15 Tri-Band VHF/UHF Base Vertical Antennas GP-15
Comet GP-15 Tri-Band VHF/UHF Base Vertical Antennas provide good gain figures on the 6-meter, 2-meter, and 70-centimeter bands in a compact 7.9 foot p... Read more
Modeling Common Dipole Variations
“Viewers queried me about what happens when you shorten a dipole by letting the ends hang down, or have to put up a dipole that can’t be i... Read more
Topband: Webinar – Waller Flag RX Antenna 101 – How to Construct a WF
“Join us for a webinar on Feb 16, 2017 at 9:00 PM EST Register now! – https://attendee.gotowebinar.com/register/7735767269616129539 JC N4I... Read more
Dual-band V-UHF Quad Antennas
Why choose the 6BS-270 antenna versus a traditional Yagui? · Elements of full wavelength, reaching maximum efficiency in TX / RX. · Optimized design.... Read more
SteppIR 2 Element Yagi – 2E with 30/40m loop element
2E Yagi Specs 2E 20m-6m 2E with 30/40m loop element Boom Length 57 in / 1.44 m 57 in / 1.44 m Boom 1.75 in / 4.45 cm 1.75 in / 4.45 cm Longest... Read more
News
JOTA Reports 36% Growth in Scout Participation
Scouting’s Jamboree on the Air (JOTA) 2018 reports that total Scout participation in the annual fall event jumped by 36% from 2017. Each year more tha... Read more
No Strong Opposition to 144 – 146 MHz Reallocation Proposal at CEPT Meeting
A World Radiocommunication Conference 2023 (WRC-23) agenda item proposing to study a range of frequencies, including potentially reassigning 144 – 146... Read more
MFJ-226 Graphical Impedance Antenna Analyzer – Full Review
Graphical Impedance Antenna Analyzer Review/Demo MFJ VNA Antenna Analyzer covers 1 to 230 MHz, 1Hz resolution. •Frequency sweep plots: SWR, Impedance,... Read more
New CQ Magazine is available to download !
New CQ Magazine is available to download ! Read more
ARRL Field Day Gear, Supplies Now Available!
ARRL Field Day — the most popular operating event on the calendar — is June 27-28, and official gear and supplies now are available from ARRL. Shirts,... Read more
Equipment
Ten- Tec 507 Patriot – Open Source Arduino-based SSB/CW QRP Transceiver
The 507 Patriot utilizes a chipKIT Uno32 prototyping board which give users access to an Arduino-based programming environment. With its 32-bit... Read more
Ham Radio Go Box Design
by Lee Drew “I’ve spent a lot of time over the years looking at the designs of ham radio go boxes amateur radio operators have created. Â T... Read more
LimeSDR Mini
An open, full-duplex, USB stick radio for femtocells and more The LimeSDR Mini development board is a hardware platform for developing and prototyping... Read more
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
Alpha 4040 DreamTuner
“In the last 45 days, we’ve made a lot of progress on the Alpha 4040 DreamTuner. As you know, when we tested the tuner under full... Read more
Review
Baofeng DM-5R DMR Radio – Unboxing & First Impressions
BaoFeng DM-5R DMR Digital Radio VHF/UHF 136-174/400-480Mhz 2000mAH High Capacity Battery High Power/Low power 21CM Dual Band Antenna 8-Level Stepped F... Read more
YAESU FT 891 Unpacking and First Look – Waters & Stanton Ltd
FT-891 HF+50Mhz ALL MODE MOBILE TRANSCEIVER The FT-891 HF All Mode Mobile Transceiver once again continues Yaesu‘s legacy for legendary receiver... Read more
DIY How To Build A Solar Powered Radio Communications Go Box- The Ham-O-Can
Here are all the links- http://goo.gl/FgPgwH You asked for it! Well, one of you did. In this video we take the Midland Micro Mobile GMRS radio... Read more
First Impressions Of Kenwood TH D74 by K6UDA
Kenwood TH D74 Read more
Review of Alpha Loop and Buddipole Buddistick
“Hey Oggies, Oggie Rodney Johnson, KAØUSE, loaned me his Alpha Loop antenna and his Buddipole Buddistick. Both antennas are pretty good out away... Read more
