Review
A simple method for Decibel power calculations. Receivers. – Ham College 51
Questions from the General Amateur Radio exam pool part 22. A simple method for Decibel power calculations. Receivers. Read more
Geochron 4K World Clock – Review
Geochron “For 50 years, Geochron made a classic, mechanical clock showing the time across the world as well as areas of light and dark. Well, th... Read more
Optimizing Receiver Performance – “ARRL The Doctor is In” podcast. Listen…and learn!
There are a number of ways that you can adjust your transceiver for optimum receive performance Read more
Antenna
Erecting the EFHW-8010 End-fed Half Wave Antenna and Initial Testing
EFHW-8010™ Multiband End Fed Half Wave Antenna 130 Feet (39.6m) long NO TUNER needed! Perfect for ALE HFLink, ARES, EMCOM … Resonant on 80/40/30/20/17... Read more
LOW NOISE EXPLAINED ( LFA Antennas ) by G0KSC
A long time has passed since we have to accept the negative aspects of matching Yagi antennas. With modern software, knowledge and optimisation techni... Read more
Universal DIY Carbon VHF Yagi Antenna
by:Jenny List “If you’ve ever cast your eye towards the rooftops, you’ll be familiar with the Yagi antenna. A dipole radiator with a refl... Read more
The $4.00 Ham Radio Satellite Antenna
Ham Radio Satellite Antenna Simple, inexpensive and lots of fun! Here is an easy to make home brew antenna that can get you on the air working... Read more
KT36XA – M2 Antenna – TriBand 10/15/20m
The M2 KT36XA is the result of many hours spent on perfecting the original KLM KT-34XA through computer optimization confirmed by range and actual on-... Read more
VHF
Wouxun KG-D901 (DMR) – Unboxing
Wouxun KG-D901 Read more
ARRL Announces Partnership with RFinder — The Worldwide Repeater Directory
ARRL has established an agreement with RFinder, the creator of a web and app-based directory of Amateur Radio repeaters worldwide, to be its preferred... Read more
Vitai VT-5188
Vitai VT-5188 1. Frequency Range: VHF: 136-174MHz/245-245.9875Mhz UHF: 400-480MHz 2. Output Power: VHF: 10W/25W/60W ... Read more
Yaesu FT-4XR FM DUAL BAND TRANSCEIVER
Yaesu FT-4XR FM DUAL BAND TRANSCEIVER Range: 136-174, 400-480MHz Antenna Connector: SMA Power Source: 12.6 VDC Nominal, Battery Operated Exclusively F... Read more
JUENTAI JT-K10A VHF/UHF 10 Watts
JUENTAI JT-K10A JUENTAI JT-K10AT Function: 01. Outpower: 10W 02. Adopting newest polymer Li-ion battery 03. Adopting imported PC material in case t... Read more
3D Hologram Hytera DMR Radio Demo
Hytera DMR Radio Read more
Software
New WSJT mode Q65
WSJT-X 2.4.0 will introduce Q65, a digital protocol designed for minimal two-way QSOs over especially difficult propagation paths On paths with D... Read more
Ham Radio Deluxe
Read this BEFORE you download and install this software. Keys formatted like “ASDF-QWER-ZXCV-ASDF” will NOT work. That software license se... Read more
Gqrx 2.13 is out!
Gqrx SDR 2.13 argilo released this 15 hours ago Stereo option for UDP streaming. Script to generate AppImage. Allow scroll wheel direction to be inve... Read more
WSJT-X Beta Release Introduces Digital Protocols Designed for LF and MF Bands
The latest beta release of the WSJT-X digital software suite includes digital protocols particularly designed for communication on LF and MF... Read more
The CAT Tool for WebSDRs
CATSync allows you to syncronize public WebSDR receivers with your real rig connected via CAT control to your computer. It supports the classical WebS... Read more
SmartSDR for your Mac
SDR has never been easier! SmartSDR is now available for your Mac. It has never been easier to operate your FlexRadio 6xxx Radio. SmartSDR for Mac is... Read more
