around the world with low power and simple antennas. In this video Jim uses exterior holiday or Christmas Lights as the antenna!”Recent Posts
Chameleon CHA-MPAS 2.0 Portable Ham Radio Antenna System
The Chameleon CHA-MPAS 2.0 just might be the best portable Ham Radio antenna that you can get today, due to its versatile configurations and compact s... Read more
Release the KrakenSDR!
KrakenSDR is now available for crowdfunding on Crowd Supply. Thank you to all interested parties for your patience while we navigated recent pandemic-... Read more
Scouting’s Jamboree-on-the-Air Takes Place this Weekend, October 15 – 17
PHOTO:K2BSA Scouting’s largest event in the world — Jamboree-on-the-Air (JOTA) — takes place October 15 – 17. During JOTA, Scouts and hams around the... Read more
Mysterious Radio Signal Discovered in Milky Way Center | What Is It!?
Ziteng (Andy) Wang is a PhD student at the University of Sydney. He recently discovered an unusual radio signal coming from the direction of the Milky... Read more
TRI BAND TRANSCEIVER – RS-UV3A
The HobbyPCB RS-UV3A radio module is a 144/220/450 MHz FM transceiver board. The RS-UV3A is a low cost transceiver solution for Packet Radio, repeater... Read more
![Real-time Radio Spectrum Map Database Demo [ Android App ]](https://qrznow.com/wp-content/uploads/2021/10/maxresdefault-3-1-190x122.jpg)
Real-time Radio Spectrum Map Database Demo [ Android App ]
In view of the escalating demand for higher mobile data (from IoT, industry 4.0 applications), there is a growing world-wide interest to improve the r... Read more
XPA125 Tuner – Any good?
Today I take the XPA125 Tuner and put it through its paces with a 9:1 EFRW Random Wire Antenna Read more
Solar cycle 25 is here and band activity is up!
Showing a bit of what’s happening on the upper frequency bands with the solar cycle finally ramping up. Read more
Using FT8 to demonstrate Antenna Orientations
One man’s observation of different radiation patterns that evolved from choosing different antenna installation orientations. What are your thou... Read more
Set up an entire HF station for under $1000?
“A viewer asks: I want a home base station trans/receiver so I can listen till I am licensed. Need an antenna too. But all for under $1000 if po... Read more
Review
Set up an entire HF station for under $1000?
“A viewer asks: I want a home base station trans/receiver so I can listen till I am licensed. Need an antenna too. But all for under $1000 if po... Read more
How To Power Your Ham Radio Station, Power Supplies, Batteries, Mobile
An important first step in ham radio is figuring out how you want to power your radio station. Reagrdless if it being at home or in the field, you nee... Read more
HF Band Plan Review
Over the past 18 month a proposal for an IARU HF Digital Mode reorganization has been undertaken by representatives of all three IARU Regions IARU-R1... Read more
RF Ground Rod vs Concrete Patio
Dave, KO4DLQ, lives in Florida and has to deal with mass amounts of lightning. Dave can relate having served there for several years when he was young... Read more
Using the ARRL RF Exposure Calculator
Brent, KI5HXM, has a question relating to RF exposure in a mobile environment. Dave wants to show a cool online tool to helps know the save distance p... Read more
Yaesu FT5DR Ham Radio Handheld Unboxing
Brand new from Yaesu is the FT5D Dual Band Fusion Handheld Ham Radio. Let’s take a look at this brand new HT and compare it to the FT3D, its pre... Read more
Solar Power for Ham Radio, a presentation – Ham Radio Q&A
This is an educational presentation I gave on setting up a solar system for use with amateur radio. It goes into the components necessary and talks on... Read more
RTL-SDR RF Filters
In this video, we take a look at how RF filters work and how you can improve signals when using an SDR, in this video we use the RTL-SRD reviewer and... Read more
Ham Radio Bicycle Mobile: Using APRS to track a marathon – Ham Radio Q&A
“Our amateur radio club provides health and welfare communications for the participants of the Wausau Marathon. This year I was the ‘bike... Read more
SunSDR2 Pro, Expert Electronics FULL SDR Review/Demo, HF/6M/VHF
Checking out the SunSDR2 Pro by Expert Electronics, a full DUC/DDC HF/VHF software defined radio that will please even the most demanding ham radio op... Read more
