News
Luna Amateur Radio Transponder: A Communications Platform on the Large European Lander to support communication and payload experiments
“We are proposing the LunART Communications Platform on the Large European Lander which will support direct communication with earth through ama... Read more
IARUMS June newsletter now available
The latest IARU-R1 Monitoring System newsletter reports on the continuing interference on various frequencies in the 7 MHz band from Russian language... Read more
Antenna
Dual-Band THUNDERBOLT® Vertical Antennas DXE-8040VA-1
Antenna, 80 & 40 meter Heavy Duty Vertical, 80m 40m Dual-Band, 5,000 W, 55 ft. Height, HD Pivoting Base, Kit DX Engineering 8040VA-1 Dual-Band THU... Read more
Jim W6LG Uses A Short Dipole To Demonstrate How A Dipole Functions
Jim makes and then shows his tunable half wavelength dipole antenna. Using an antenna analyzer, Jim finds the resonant frequency and the lowest SWR do... Read more
5 element TRI-BANDER – HB35c – Tet Emtron
Description The HB35C utilises the most advanced three-band antenna design developed in recent years. This phase tuned 5 element TRI-BANDER is neither... Read more
VHF
Released the IP501M dual-SIM compatible in- vehicle IP transceiver compatible with 2 carriers of au / NTT DOCOMO .
Product name / model name In-vehicle IP transceiver / IP501M Suggested retail price Open price Release date Monday, September 30, 2019 Annual sales pl... Read more
YEASU FTM-10
Dual-band mobile beyond the concept of transceivers. Mobil transceiver to enjoy motor sports. Body waterproof type FTM-10S stand... Read more
Review
Output Power vs. S-Units
“This is one of the most important concepts in ham radio… the relationship between transmitted power and received signal strength. Sadly,... Read more
![Kenwood TH-D74 VS Icom ID 51A [ Video ]](https://qrznow.com/wp-content/uploads/2017/05/vs-265x168.jpg)
RM Italy MLA100 Amplifier Demonstration
“Mark, W8BBQ show the RM Italy MLA100 amplifier to get over 100 watts from a QRP rig. 160 meters through 10 meters plus 6 meters. Allows you to... Read more
App - Mobile
iWSPR TX – WSPR for iOS version 2.8 now available
WSPR WSPR implements a protocol designed for probing potential propagation paths with low-power transmissions. Normal transmissions carry a station’s... Read more
New APP for digital QST
Apple has released a new app for digital QST (version 5.1) readers that use that platform. A long-standing problem involved the inability of some Appl... Read more
EchoLink for iOS version 2.2 is now available
Photo:K5TRA EchoLink for iOS version 2.2 is now available in the App Store. This is a 64-bit build that is fully compatible with iOS 10 and modern iOS... Read more