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
InnovAntennas 5/7 (12) element 144/70MHz Yagi (2.4m)
InnovAntennas An Excellent Dual Band Yagi for 70/144MHz on a 2.4m boom and single feed point The 4-2-12 Dual Band Yagi has a total of 12 elements, 5 e... Read more
BIG SIGNAL DX-Quad – 5 Bands!
Discover the BIG SIGNAL DX-Quad antenna , this new design of a single element Multi-Band Quad covers up to 5 bands in HF from 10 to 20 meters. An incr... Read more
![Do You Really Need a Tower? [ ARRL PODCAST ]](https://qrznow.com/wp-content/uploads/2018/11/tower_roof-265x168.jpg)
Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer.
Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer. Read more
Review
How to measure current
It is often necessary to know how to measure current using a multimeter. Current measurements are easy to make, but they are done in a slightly... Read more
Expert Electronics MB1 Prime 2021 SDR, Overall Review, Ham Radio SDR HF/6M/2M With Built In PC
In this video I’m taking a more detailed overview, showing some of the features it will do, and my overall opinion about what I think about it.... Read more
K3LR Talks RFI – Ham Nation 390
“Tim Duffy on RFI problems. Fixing RFI problems with Tim Duffy, go to a hamfest with Gordon West, true RMS vs. Average Voltmeters with George Th... Read more
USING AN RTL-SDR AS A PANADAPTER WITH AN AUTOMATIC ANTENNA SWITCHER
In this video we’ll show you how to use your computer, SDR dongle and some free software to add a panadapter display to your older, non-display... Read more
Equipment
New Elad Duo-X
Elad Duo-X Booth A1-552 at Friedrichshafen…. come see the new Duo-X, this is the prototype, 120w or 220w 4 receivers, 10.2in touchscreen... Read more
FTDX101D Operation Manual
FTDX101D Operation Manual (1904D-BS) ( 17.82 MB ) Amateur Radio \ Brochures \ HF/Satellite Transceivers and Amps FTDX101D Front Waterfall Pr... Read more
Hambuilder HBR4HF 4 Band HF Transceiver
HBR4HF specification Heterodyne 10MHz Xtal filter exciter based on Hambuilder BritX exciter 300-25000Hz audio band pass active filter using NE5532 4 B... Read more
News
iPortable Rack Systems | Ham Radio Rack Mounts
Take your Ham Radio Portable with iPortable. A look at these really cool rack mount units for HF/VHF/UHF Ham Radio. Portable Pro2 Equipment Rack Syste... Read more
The history of communicating with submarines underwater
“Nestled deep in the Chequamegon-Nicolet National Forest in Northwest Wisconsin is the small town of Clam Lake. Clam Lake is best known for the... Read more
K4BEN, announces the official beta of his Remote Radio Service
K4BEN, announces the official beta of his Remote Radio Service, DXRemote.net. It is a very simple concept: his enterprise-class, redundant n... Read more
New at ICOM Hamvention 2022!
ICOM Hamvention 2022! Take your contesting experience to the next level with the latest LDMOS power device with features supporting a SO2R operation i... Read more
AMSAT-UK announce the 2022 International Space Colloquium
AMSAT-UK is very happy to announce the 2022 AMSAT-UK International Space Colloquium will be held as part of the RSGB Convention on October 8-9 at the... Read more
