Antenna
Measuring Propagation Attenuation Using a Quadcopter by N6GN
These tests show that the signal strength of a local station can be many tens of decibels weaker than from a DX station. For the last several years I... Read more
The Loop Fed Array Yagi by G0KSC
2014 Dayton Hamvention Antenna Check this great Article by G0KSC in .pdf File: DaytonHamvention-V2.2 Alternative Link We Recomend Visit: ... Read more
What is a Bi-Cone Antenna ?
Bi-Cone Antenna he Bi-Cone Antenna is a Dipole Antenna The Bi-Cone antenna is essentially a finite length dipole antenna that exhibits very wide reson... Read more
LOOP RX 160/80/40
LOOP RX 160/80/40 Technical specifications 160m Gain – 29dbi 80m Gain –18dbi 40m Gain- 10dbi Weight 7Kg Price 420 Eu... Read more
Wolf River Coils Silver Bullet 1000 Coil – Ham Radio Q&A
The Wolf River Coils Silver Bullet 1000 and the Silver Bullet mini are a variation of the popular screwdriver style antenna. But instead of a motorize... Read more
VHF
Baofeng UV9R Plus Waterproof – Dual Band FM VHF UHF
Baofeng UV9R Plus Ip67 Waterproof Walkie Talkie 15W VHF UHF Dual Band Handheld Two Way Radio Waterproof FM Protable Digital Transceiver Baofeng Produ... Read more
Jamboree on the Air (JOTA) Stations Encouraged to Register and File Post-Event Reports
Scouting’s Jamboree on the Air (JOTA) officials are asking JOTA 2016 participants not only to register for this year’s event, but to follow up with a... Read more
Retevis RT90 Mobile Dual Band DMR Mobile Radio Review – Part 1
Description： RT90 supports analog and digital mode, It provides dual band, dual standby, dual display, dual time slot, operating on both 400-480MHz UH... Read more
Portable Repeater Controller
This microprocessor-based Portable Repeater Controller was designed to quickly build a fully functional repeater ‘in the field’ in less th... Read more
Equipment
Introduction to the RSPduo Dual tuner 14-bit 1kHz – 2GHz SDR
The RSPduo is a high performance dual tuner SDR. Housed in a high quality steel enclosure, each tuner can operate individually anywhere between 1 kHz... Read more
Nooelec Ham It Up NANO – HF Upconverter
Ham It Up Nano – Tiny HF Upconverter w/ Black Enclosure, TCXO, & Bias-Tee Power Support A highly-portable RF (LF/MF/HF) converter for softwa... Read more
Elecraft KPA500 Compact 160-6 M Solid State Amplifier
500+ Watts in a compact package the size of the Elecraft K3. We are proud to introduce the KPA500: A 500-watt solid-state amp that inte... Read more
MRF101AN: 100 W CW over 1.8-250 MHz, 50 V Wideband RF Power LDMOS Transistor
These devices, MRF101AN and MRF101BN, are designed for use in HF and VHF communications, industrial, scientific and medical (ISM) and broadcast and ae... Read more
Fold-Over Towers – ROHN 55G
Get all of the benefits of a Self-Supporting ROHN 55G tower, without ever having to climb! With a ROHN 55FK, you can easily access the top moun... Read more
App - Mobile
New APP for digital QST
Apple has released a new app for digital QST (version 5.1) readers that use that platform. A long-standing problem involved the inability of some Appl... Read more
HamSphere 4.0 Mobile APP
HamSphere 4.0 Mobile is a virtual portable Ham Radio transceiver for Shortwave, VHF and UHF bands. Talk with thousands of Ham Radio operators around t... Read more
SignalID – Automatic Radio Signal Identification for Android
There’s an incredible amount of radio signals. It’s impossible to know them all, let alone recognize them. So why not get help from Signal... Read more
APRSdroid – APRS for Android
What is APRSdroid? APRSdroid is an Android application for Amateur Radio operators. It allows reporting your position to the APRS (Autom... Read more
SDR Touch demo on Android device using SDRplay RSP
This demonstrates turning an Android Tablet (or Android Phone) into a highly portable comms receiver or spectrum analyzer operating from Long Wave to... Read more
