SWR
W6LG, Jim, shows the loss in RG8X in a simple demonstration without using Algebra and Smith Charts.
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
News
The Uncertain Future of Ham Radio
By Julianne Pepitone Photo: John Anderson John Anderson (AJ7M), from Marysville, Washington on the air from home for the 2020 ARRL Field Day event, he... Read more
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
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
App - Mobile
QTH Locator Droid – Mobile App
The QTH Locator App was developed for HAM Radio use. This is the extended version of “Maidenhead Grid Locator” using Google Maps to show a... Read more
Yaesu FT817 CAT Control Setup & BT Remote Control | Android
In this video we run through setting up a bluetooth CAT control for the Yaesu FT-817, using an Android Tablet, bluetooth interface, and Yaesus... Read more
DroidRTTY – RTTY for Ham Radio App Android
Ham Radio App DroidRTTY is an application to decode and encode Ham Radio RTTY with the build in microphone/speaker or wired to your radio. A wa... Read more
Free APRS application for iOS
What it’s all about A modern APRS app for iOS users, with models detection, frequencies detection, C4FM highlight… More features Receive l... Read more
Review
YAESU FT-991A Colour Screen and Waterfall Demonstration
“We demonstrate the two major new features of the latest version of Yaesu’s “991” series, the FT-991A. Watch the colour screen... Read more
The WSPR Heard ‘Round the World
Are you curious about the mysteries of signal propagation, or maybe wondering how well your antenna is working? The answer may be just a “WSPR... Read more
NEW! Yaesu FT3D C4FM Handheld Review/Comparison C4FM Handheld Review/Comparison
Yaesu FT3D C4FM Handheld Review/Comparison FT3DR 2 m/70 cm Dual-Band Handheld 5 W C4FM/FM Dual Band Digital Trans... Read more
VHF
Wouxun KG-UVD1P
Wouxun KG-UVD1P Description of Features 1. 1750 Hz Burst Tone 2. DTMF Encoding Function 3. Working Mode :vhf tx-uhf rx or uhf tx-vhf rx can be set fre... Read more
New 23cm IARU Region 1 record claimed
Terry M0VRL reports that on 14 July 2017 he completed a QSO of 2,662km, from IO70PO to IL28FC, with Pedro EA8AVI in the Canary Islands that breaks the... Read more
Icom IC-2730A vs IC-2720
Ray Novak and George Thomas compare the IC-2730A to it’s predecessor, the IC-2720. Read more
Baofeng UV-XR IP67 Waterproof Walkie Talkie 10W
Baofeng UV-XR 10W High Power Baofeng UV-XR Feature： 1. IP67 Waterproof and Dustproof. 2. High power 10W 3. Up to 128 memory channels. 4. Cross band r... Read more
