Jim Heath W6LG talks about antenna gain using a light bulb. He shows a simple yagi and 2 brands of antenna rotator
Antenna
Wolf River Coil vs End Fed Half Wave: Brunet Island State Park, WI POTA K-1442
You asked for it, here it is: a live A/B test of the Wolf River Coil vs the Chameleon CHA-LEFS End Fed Half Wave antenna. Which will win in this Parks... Read more
![Home Brew Lightning Disconnector [ Video ]](https://qrznow.com/wp-content/uploads/2016/11/fgbdf-190x122.jpg)
HF Mobile Autotune Whip Antenna 1.8-30 MHz 200W
Stealth 9310 antenna is a budget version within 9300-series Automatic Tuning Whip HF Mobile Antennas family designed for military and professional app... Read more
Where to put the Balun on an End-Fed Halfwave
Steven, N5SCG, is trying to set up his MFJ antenna but would like to know Dave’s thoughts on how he should install it with his situation. Read more
XR4: Compact 8 Element 20m/15m/10m/6m Multi-Mono Yagi
XR4 is what you get when you add 6 meter coverage to the great XR3 antenna (see above) with the same single feedline and a scarcely longer 11.5... Read more
Equipment
Ultra Wide-band Coverage SDR Receiver MK3
Ultra Wide-band Coverage SDR Receiver MK3 • Full coverage reception form 100KHz to 2GHz SDR • Independent antenna inputs for Shortwave and VHF • USB c... Read more
ALT-512 QRP TRANSCEIVER
ALL-MODE QRP TRANSCEIVER for HF + 6m +4m (12 Bands + General Coverage RX) MADE IN EUROPE (Coming Soon*) Aerial-51’s new A... Read more
Icom IC-7700 + QST Review
Icom IC-7700 110dB dynamic range and +40dBm 3rd order Intercept Point (IP3) The IP3 performance of a radio can be improved by sacrificing sensitivity,... Read more
HF Linear 2KW HF2015DX – Chinese by BG5EFD
RF Linear amplifier coverd 1.8-30MHz WARC amateur bands , using Chinese FU728F ceramic tetrodes working at Class AB1 driving power:5-50W output:20... Read more
ACOM A2100 HF + 6M Linear Amplifier
ACOM A2100 Easy to operate The TRI is a powerful tuning aid that, together with the automatically controlled input attenuator, helps the operator to... Read more
VHF
YANTON DM-980
YANTON DM-980 Built for dual-mode (Digital+ Analog) 1000Channels Versatile Voice Call (Private call,group call, all call and emergency call) Digital e... Read more
DVMega and Pi-Star DMR Hotspot – Ham Radio Q&A
“Don’t let the lack of a repeater keep you from playing with DMR or another digital mode. DMR repeaters are springing up everywhere. There are c... Read more
F-600A Dual mode FDMA DPMR analog digital walkie talkie with GPS in-bulit
F-600A Quick Details Place of Origin: Fujian, China (Mainland) Brand Name: Creation Walkie Talkie Model Number: F-600A Digital Walkie Talkie Type: Han... Read more
RADIODDITY GA-510 | 10W | DUAL BAND | TRI-POWER | ANALOG RADIO | 2 BATTERIES
➤ UP TO 8 MILES RANGE: A further and more impressive communication range comes from the 10W high power feature. The Radioddity GA-510 can be set in 3... Read more
Alinco DJ-G7T/E Tri-Band ( 144 , 430 and 1200MHz)
Get ready for action as you hear signals that you may never have heard before. The DJ-G7 tunes 0.530-1299.995MHz continuously, and you can enjo... Read more
Digital Modes
VarAC – HF/FM Digital Chat Reinvented
VarAC What is VarAC? VarAC is a FREE, modern HF P2P real-time chatting application for the amateur radio operator that leverages the gloriou... Read more
The Ultimate Portable Ham Radio Computer
Hello Operators. In this episode of the OH8STN ham radio, we are discussing replacing the raspberry pi field computer build, with the Microsoft Surfac... Read more
Get Started with FT8 – An Introduction for Beginners
FT8 is a mode in the WSJT-X software developed by Dr Joe Taylor K1JT. In this video I show how to get started and make contacts with FT8, introduction... Read more
WSJT-X Version 2.5.1 has been Released
The WSJT-X development team has announced the general availability release of WSJT-X version 2.5.1. This release mainly contains i... Read more
WSJT-X Errors? Try This Simple Fix
Does WSJT-X display errors when you transmit with your radio? Try this simple fix which has helped me get rid of those frustrating errors. Read more
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