Antenna
$35 Airspy YouLoop Passive Antenna Review
HF Portable & Flexible Receive Loop Antenna Covers HF frequencies (10 kHz to 30 MHz) Usable on VHF up to 300 MHz as a folded Dipole Maximum power... Read more
Moonraker GPA-RX HF Antenna 2 – 90 Mhz
Key Features/Specifications: Type: Aluminium Vertical with Unun matched base Frequency RX: 2.0-90MHz Impedance: 50 Ohms Base connection: SO239 Length:... Read more
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
Antenna Design and Measurement Software
AnTune software assists in designing antennas and RF impedance networks. Their software runs on PC/Windows and can communicate with a Vector Network A... Read more
VHF
National Hurricane Center’s WX4NHC Annual Station Test is Successful
On May 30, operators at WX4NHC at the National Hurricane Center (NHC), working from home, conducted the annual readiness check of the station and of o... Read more
![VHF propagation video released [ RSGB ]](https://qrznow.com/wp-content/uploads/2020/06/VHF-screenshot2-190x122.jpg)
VHF propagation video released [ RSGB ]
Steve Nichols, G0KYA – Chair of the RSGB Propagation Studies Committee – narrates this presentation about VHF propagation. The presentatio... Read more
Low cost 10Ghz EME Rx System
1 – Low cost 10Ghz EME Rx – The LNBF 2 – Modifying the LNBF 3 – Tuning the LNBF 4 – Pictures and PlotsNOTE: This... Read more
Amazing opening on 144 MHz from Cape Verde Islands to Poland
On Friday the 29th of May 2020, there was an extensive Sporadic-E opening across Europe which reached as high as 144 MHz allowing stations across the... Read more
RADIODDITY GS-5B ANALOG RADIO | 5W | DUAL PTT | BLUETOOTH PROGRAMMING | S-METER | USB CHARGING
Professional VHF UHF Radio: Dual band, dual watch, dual standby, up to 128 channels. Equipped with an 8.9-inch long antenna, this solid 5W radio can r... Read more
News
AMSAT Responds to Allegations of Unauthorized Legal Expenses
The Radio Amateur Satellite Corporation (AMSAT) has been made aware of public comments alleging financial mismanagement in the form of “unauthorized”... Read more
5000km plus opening on 144 MHz from Cape Verde Islands to Italy, Slovenia & Croatia – 2nd July 2020
On Thursday the 2nd of July 2020, there was another remarkable opening on 144 MHz between Cape Verde Islands off the west coast of Africa and Italy, S... Read more
The K7RA Solar Update
No sunspots this week. The pattern persists, and this surprises me. But Spaceweather.com reported a couple of weak, barely emerging spots, never numbe... Read more
New Amateur Extra Class License Manual and Extra Q&A Now Available
Go all the way to the top! ARRL has everything you need to pass the Amateur Extra Class license exam with confidence. The ARRL Extra Class License Man... Read more
Swiss Remote Station Rigi Scheidegg, 1’660m a.s.l. – an Amateur Radio project of HB9RYZ + HB9CQK
Three strong winter storms (Petra, Sabine and Bianca) in February 2020 destroyed all the antennas of the Amateur Radio Remote-Station on the Mount Rig... Read more
Prominent Radio Amateur Helping to Lead US Convalescent Plasma Expanded Access Study
Well-known contester, DXer, and National Contest Journal (NCJ) Editor Scott Wright, K0MD, has been “substantially” stepping back from ham radio while... Read more
Review
BaofengTech BTECH 50X3 Triband Mobile Radio Review and Power Testing
BTECH UV-50X3 X-Series Mobile – 50 Watt Tri Band Radio 13.8V (15 Amp) Operating Voltage Source Required – Dual Receiver Radio (Dual RF), C... Read more
NANOVNA V2 VIDEO TUTORIALS
NanoVNA V2: RTL-SDR.com FM Bandstop Filter Measurements via NanoVNA QT Read more
Unboxing and Testing the Yaesu FT-891 HF Radio
Yaesu FT-891 Read more
