Check out this video on the Windom 40 Antenna from Chameleon Antenna
Antenna
Introduction into Theory of Direction Finding
Introduction Applications of direction finding While direction finding for navigation purposes (referred to as cooperative direction finding) is becom... Read more
The Random Wire Double Zepp Antenna
Dipoles fed with an open wire line are called “Double-Zepp” or “Doublet”. The dipole (2 x Xm) may have any length, the open wi... Read more
![4-Square installation in Eastport, Maine [ W2RE ]](https://qrznow.com/wp-content/uploads/2018/08/OZ1RDP_08_KBS_232_4Square-190x122.jpg)
4-Square installation in Eastport, Maine [ W2RE ]
Ray is installing a Four-Square system using four of the DX Engineering DXE-7580FS-VA-2 Vertical antennas at the Eastport, Maine site. Brand:DX Engine... Read more
G8JNJ Broadband HF Vertical Antenna
G8JNJ Broadband HF Vertical Antenna – Requires no tuner The following notes show the design and construction of a Broadband HF Vertical antenna... Read more
VHF
Yaesu FTM-7250DR – Overview – Features – Specification
Yaesu FTM-7250DR C4FM/FM 50W 144/ 430MHz Digital AMS The new Yaesu FTM-7250DR is a compact and ruggedly built C4FM/FM 144/430MHz Dual Band 50W Transc... Read more
VX-820 Portable Analog Radio Series
VX-820 Portable Analog Radio Series Compact Size Portable Radios With Robust Capabilities Don’t let the size deceive you. The smallest portable analog... Read more
Baofeng BF-UVB2 Plus VHF UHF Dual Band Two Way Radio Walkie Talkie
Baofeng BF-UVB2 Plus Two-way Radio Handheld Walkie Talkie VHF/ UHF DUAL-BAND TWO WAY RADIO . Dual-band handheld transceiver with display func... Read more
Setting up APRS on the Yaesu FT3DR Handheld Transceiver – Ham Radio Q&A
Compact Design and Reliable 5W RF Power Output (Selectable 5W/ 2.5W/ 1W/ 0.3W) C4FM Digital V/D Mode, Voice FR Mode, Data FR Mode and Conventional FM... Read more
News
ARRL Headquarters Monitoring Progress of Hurricane Lane, Radio Gear Available to Deploy
ARRL Headquarters is in monitoring mode, as powerful Hurricane Lane — a Category 5 storm — approaches Hawaii, ARRL Emergency Preparedness Manager Mike... Read more
144 MHz Threat: Disappointing response from Agentschap Telecom
The Netherlands communications regulator, Agentschap Telecom (AT), has given a disappointing response to the call by Dutch radio amateurs for the 144-... Read more
President Signs PIRATE Act to Combat Illegal Broadcasting
On January 24, President Donald Trump signed into law the “Preventing Illegal Radio Abuse Through Enforcement Act” or the “PIRATE Act.” The measure, w... Read more
SAQ Alexanderson Alternator 2019 Christmas Eve Transmission Heard by More than 400 Listeners
The Alexanderson alternator 2019 Christmas Eve transmission on 17.2 kHz from SAQ in Grimeton, Sweden, was heard by more than 400 listeners. SAQ report... Read more
Review
Max Gain Systems 32 ft. push up mast, quick look.
https://mgs4u.com/product/mk-6-series-32ft-masts/ Specifications Maximum Usable Length (Height): 32 feet Length when sleeved: 7 feet and 3 inches Mini... Read more
ICOM IC 705 Wireless LAN Digital Demo
https://www.youtube.com/watch?v=auW2vMQsQBA 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
Is the Airspy Discovery HF+ sensitive on VLF? Testing with a Garrett metal detector
“It occurred to me that my Garrett metal detector is a signal source at 13.6 KHz, so I decided to test to see if the Airspy hF+ Discovery is abl... Read more
Contesting
Youth Contesting Program
Youth Contesting Program (YCP) – 2020 Youth members from IARU R1 member societies are invited to take part in a contest from so called “Top-Gun” stati... Read more
THE HOLYLAND DX CONTEST
THE HOLYLAND DX CONTEST The Aim: To promote contacts between Radio Amateurs around the globe and Israeli Hams. To aid Amateurs to achieve the... Read more
International Lighthouse Lightship Weekend on Track for 2020
Registrations for this year’s popular International Lighthouse Lightship Weekend (ILLW) appear to have been largely unaffected by the current COVID-19... Read more
ARRL 10-Meter Contest
Photo PJ2T Objective: For Amateurs worldwide to exchange QSO information with as many stations as possible on the 10 meter band. Online Log Submissio... Read more
CQ World Scouts Contest
Dear friends and brothers in Scouting, We want to make a very special invitation to all of you, to participate with us in the 13th CQWS – CQ Wo... Read more
![Introduction to the IC-7610 SDR HF Transceiver [ Video ]](https://qrznow.com/wp-content/uploads/2017/09/22104387_1143766065754991_9025087487654407329_o-265x168.jpg)
