Roger Nielsen, K7PUG, is having trouble with his Elecraft K3 after a factory reset. Everything sounds garbled and won’t tune in. Let’s troubleshoot together.
Antenna
RG8X No-Name Coax, You Need To Be Careful, Jim W6LG Shows What Happened To 100 Feet Of Gray Coax
Jim Heath W6LG shows what happened to RG8X that had 1500 applied. Watch the subsequent episodes for more information about coax. Read more
Resonant Frequency of Antennas
“The feedline to an antenna will perform better if the antenna has the same impedance. Jim Heath W6LG uses the RigExpert AA-2000 to measure a sm... Read more
TETRA 15-17-20-40 m – Yagi Antenna
Specifications Frequency MHz: 21~21,45 – 18,06~18,17 – 14~14,35 – 7~7,3 Active elements: 4 (15m) / 3 (17m) / 4 (20m) / 3 (40m) Gain dBi*: 14,8... Read more
Backyard Circular Polarization
Dave, K4DRA, wants to try a double dipole set up in order to get an omnidirectional dipole, but he has yet to understand the circular polarization tha... Read more
![Antenna Fundamentals 1 Propagation [ Video ]](https://qrznow.com/wp-content/uploads/2016/06/d01645880bc21d293eab203a20ce8adf-265x168.jpg)
Review
RFI NOISELOOP Portable Receive Antenna
RFI NOISELOOP Portable Receive Antenna Read more
Fast Easy Guide to Decibels dB vs dBi in 6 Minutes
Decibels (dB) can be slightly confusing. Here is a simple short video explaining. Callum. Read more
SunSDR2 PRO at SK3W in CQWW SSB
“How does the SunSDR2 PRO perform in a multi operator contest environment? We wanted to test the PRO in the toughest possible environment, a mul... Read more
Ham Radio Headphones – The Hidden Benefits
Not every radio ham operator likes headphones, but others may wonder if they should invest in a pair. Peter G3OJV, highlights some of the reasons that... Read more
Equipment
Xiegu X6100 HF/50MHz Portable SDR Transceiver
Xiegu X6100 is a revolutionary self-contained 10 watt HF and 6m SDR transceiver with a large color display, automatic antenna tuner and a built-in hig... Read more
Elecraft K4 – High Performance Direct Sampling SDR
Elecraft K4 OVERVIEW A direct-sampling SDR you’ll love to use Our new K4 harnesses the latest in signal processing while retaining the best aspects of... Read more
CW decoder CWD2014M
CW decoder The kit has been developed in the meeting A1 Club’s CW enthusiast I was commercialized GR301A / er When the paddle and vertical swin... Read more
Yaesu FT-710
Yaesu FT-710 “In the “Search for devices that have received technical standard conformity certification, etc.” on the Ministry of In... Read more
Uniden BC125AT Power Package
UnidenBC125AT, 500 channels in 10 banks/50 channels per-bank, the BC125AT includes full VHF and UHF coverage, including Air and Military Air channels,... Read more
News
WRTC 2023 AWARD : January 2023…headset on!
WRTC Organizing Committee is proud to announce a 2023 edition of WRTC 2023 AWARD! This is NOT WRTC 2022 Contest that will be held in Bologna in July 2... Read more
Dayton Hamvention Announces Theme for 2023
Dayton Hamvention® 2023 is just over 6 months away, and next year’s Hamvention team has selected “Innovation!” as the event theme. T... Read more
The 2023 ARRL Calendar
Keep track of your important dates, ARRL contests, and holidays with a 2023 ARRL Calendar. This year’s calendar features Collegiate Amateur Radi... Read more
The Secret Government Radio Signals I Heard Today!
The Secret Government Radio Signals Read more
Radio Amateurs Support the Great ShakeOut 2022 in Puerto Rico
Students from the Crop Protection Student Association at the University of Puerto Rico in Mayagüez participated in a communications practice session a... Read more
