News
Phyllis Randle from MFJ is interviewed by Tim Duffy, K3LR at DX Engineering in Tallmadge, Ohio Phyllis Randle from MFJ is interviewed by Tim Duffy, K3LR at DX Engineering in Tallmadge, Ohio on September 27, 2016. Phyllis is best know... Read more
Equipment
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 this receiver has an additional converter for shortwave. This is the reason for the wide fr... Read more
Antenna
Elecraft XG3 RF Signal Source
Photo Credit: Bill Hammond, AK5X The XG3 RF Signal Source is a powerful programmable signal source that fits in the palm of your hand. Miniature RF s... Read more
Big Wheel Antenna for 2m, 70cm and 6m
The “Big Wheel” is a horizontal polarized omni directional antenna. Usually highly directional antennas are used on VHF and UHF, which hav... Read more
YouLoop HF loop antenna
HF loop antenna HF Portable & Flexible Receive Loop Antenna Covers HF frequencies (10 kHz to 30 MHz) Usable on VHF up to 300 MHz as a folded Dipol... Read more
Status QUAD: 2/4/5 StQ 7- 2 elements 40/30 – 4 elements 20/17/15 – 5 elements 12/10
Horizontal and elements rod kit On the models with 4 and more elements, we use an horizontal tie-rods kit, to prevent bending in the horizontal plane.... Read more
Two element QUAD antenna Model RQ-26H
Antenna RQ-26H- preset “Cubical Quad” on the bands 6, 10, 12, 15, 17, 20 m with heavy duty design. It uses the most advanced composite mat... Read more
Omni-Directional – Circularly (Mixed) Polarized Antenna for 144 MHz / VHF / 2 Meters.
Introduction and Background This is an experimental project that may lead to further development in the future, but even as presented below, it does w... Read more
HF Log Periodic Antenna LP-1005AA ( 3.0 – 30.0 MHz )
HF Log Periodic Antenna – Frequency Range 3.0 – 30.0 MHz The LP-1005 antenna array is designed for medium and long range high fr... Read more
App - Mobile
Rfinder for Visually Impaired on Android
Rfinder Tom W3ZX, a visually impaired ham gives a great demo on Android using TalkBack for the visually impaired. See More: http://www.rfinder.net/blo... Read more
HF Beam Antenna Calculator for Iphone and Ipad
Antenna Calculator The Maidenhead & HF Beam Antenna is a useful utility to calculate the the Maidenhead LOCATION as well as HF Elements’ s... Read more
SmartSDR for iOS v2.1.0 Now Available
FlexRadio Systems announces the release of SmartSDR for iOS v2.1.0 is now available for download or update from the Apple App Store. This App requires... Read more
OpenHPSDR Radio – Android App
Check this new app on Google Play Software Defined Radio. Supports the following hardware: HPSDR Atlas based systems using Metis. HPSDR Hermes... Read more
WSPR World Watch v2 – Andorid APP – Propagation Tool
This app answers the two basic questions facing radio amateurs:- Which band shall I use ? Where shall I point my beam ? It will be of interest to an... Read more
Free APRS application for iOS
What it’s all about A modern APRS app for iOS users, with models detection, frequencies detection, C4FM highlight… More features Receive l... Read more