Solar Storm Forecast
“Space Weather may be quiet right now, but the Sun has some exciting news! Not only has it shot several mini-solar storms at Earth, but it has given us two new peeks at the coming solar cycle 25! A short-lived solar cycle 25 sunspot appeared momentarily back on November 9 and then another appeared on November 17 and started growing. Although this region might not last long, it is definitely visible as a plage region so get a look while you have the chance. Even if they are momentary, these back-to-back regions are the strongest sign yet that solar cycle 25
Antenna
A Super-Duper Tiny 3D-Printed HF Radio Antenna.
A Super-Duper Tiny 3D-Printed HF Radio Antenna. Read more
MAX6 -Antenna Analyzers
Antenna Analyzers MAX6 antenna analyzer is not just an ordinary meter for antenna – it’s much more! Built-in radio signal meter allows you to... Read more
A Simple Wire Tuner
Here’s a basic, but effective and efficient, antenna tuner for feeding random wires, especially half-wave end-fed wires. Read more
6 el 50MHz LFA-R reflectorless Yagi
Description The new LFA-R reflector-less Yagi is a step forward in Yagi design and performance. Excellent levels of gain per foot of boom from this co... Read more
Radio interference from Solar Panels – RFI
The radio amateurs have known for a long time that PV installations (solar panels) could interfere. For more than 10 years, the VERON has been warning... Read more
VHF
Historic first Trans-Atlantic contact made on 432 MHz – Tues 7th April 2020
On Tuesday the 7th of April 2020, a remarkable contact was made on the FT8 digital mode on 432 MHz between D4VHF on the Cape Verde Islands off the coa... Read more
An Introduction to the Icom IC-2730E UHF/VHF Dual Band Transceiver
This video provides an introduction to the Icom IC-2730E mobile transceiver that provides VHF/VHF, UHF/UHF simultaneous receive capability as well a... Read more
F3400D F5400D Series – Radios Digitales IDAS
Small, Slim and Smart High-Resolution Color LCD Multiple Languages License Key Upgrade NXDN™ Trunking Upgrade DES/AES Encryption with OTAR OTAP and OA... Read more
Wouxun KG-D901 (DMR) – Unboxing
Wouxun KG-D901 Read more
Talking through a satellite from 15 feet apart
“Andrew Knafel, KN8FEL saw my videos and through our correspondence I helped him learn how to operate satellites. He and his family live in Ohio... Read more
New 144 MHz Transatlantic Record Reported
The claimed transatlantic record on 2 meters has been extended to nearly 4,760 kilometers (2,951 miles). “The incredible tropo conditions between Cape... Read more
Equipment
![Icom IC-7851 vs IC-7800 [ Video ]](https://qrznow.com/wp-content/uploads/2015/04/ic7850_icom-190x122.jpg)
Icom IC-7851 vs IC-7800 [ Video ]
Icom IC-7851 vs IC-7800 [ Read more
RS-918SSB HF SDR Transceiver
Spectrum Dynamic Waterfall Display Multiple Working Modes: Receive Mode, Transmit Mode, TUNE Mode, VFO Mode, SPLIT Mode DSP Digital Signal Processing... Read more
Introducing SDRconnect – SDRplay Hamvention 2022 demo
This video shows the demo we are showing this weekend (May 20-22) at Hamvention in Dayton, Ohio. This demonstrates the core underlying technology behi... Read more
Astron Has A New Power Supply, SS-50M-AP First Look
“This is their brand new, up and coming line of switching mode power supplies. Very quick video. But it is the only one in the world on display... Read more
EMTRON DX-3SP – HF Amplifier ( 4.5Kw )
The “Big Gun” is getting even bigger, with the new DX-3SP! With over 4000 Watts CW and more then 4500 Watts SSB, this QRO muscle amp is... Read more
Little Boy — An LDMOS HF Amplifier
Little Boy — AN LDMOS HF Amplifier by W6KANI recently watched the movie Fat Man and Little Boy, a 1989 great movie about the Manhattan project a... Read more
