Ham Radio School

Take a look at our redesigned website, prettier and easier to use. hamradioschool.com

And we have a simulator for FSK (Frequency Shift Keying), for a bit more melodic modulation. hamradioschoolquiz.com/hrsapps/fsk-si…

She built her own circuit! 😍 I'm an electrician and I react exactly the same way🤓

Check out our interactive Frequency Modulation simulator to help you understand modulated waveforms. hamradioschoolquiz.com/hrsapps/fm-sim…

The Chaffee Lake Amateur Radio Association (CLARA) is using our online course to deliver a hybrid in-person/online learning experience. Very effective and convenient.

Check out our interactive Amplitude Modulation simulator to help you understand modulated waveforms. hamradioschoolquiz.com/hrsapps/am-sim…

And the link: hamradioschool.com/post/ham-radio…

Introducing our online visualization apps for AM, FM, CW, FSK, and SWR. Fiddle around with these apps to get an intuitive feel for these concepts. Let us know what you think!

K0NR Blog: Here it is, the 2nd Edition of my book: VHF, Summits, and More! k0nr.com/wordpress/2026…

The new Technician exam question pool takes effect on July 1. We are diligently working to update our learning material. In the meantime, use the existing books and online courses. hamradioschool.com/technician-prep

So you are having trouble understanding complex impedance. Take a look at this series of posts: hamradioschool.com/post/complex-i…

If you are looking to get your ham radio license or upgrade to a new license, take a look at HamRadioSchool.com Stu/W0STU does a fantabulous job of teaching the material online so that you actually learn it. Enter this code for $5 discount: K0NR5

Confused about current flow? Here's an article that explains how Ben Franklin chose the wrong charge nomenclature. allaboutcircuits.com/textbook/direc…

KJ5LXP is having fun with POTA. Take a look. youtu.be/AYF9b7N1ik4?si…

Bill Maher delivers a surprising moment on air as he calls out the slaughter of CHRISTIANS in Nigeria that the media refuses to cover. “If you don’t know what’s going on in Nigeria, your media sources SUCK,” Maher said. “You are in a BUBBLE. I’m not a Christian, but they are systematically killing the Christians in Nigeria.” “They’ve killed over 100,000 since 2009. They’ve burned 18,000 churches… They are literally attempting to wipe out the Christian population of an entire country. Where are the kids protesting this?” he asked. Maher’s diatribe drew a huge reaction from the crowd, and a big THANK YOU from Rep. Nancy Mace for bringing it up. “Absolutely,” Maher responded.

TechFest in Lakewood, CO is happening on Nov 8th. The presentations will be streamed via Zoom. I will be talking about oscilloscopes that day. na0tc.org/doku.php?id=te…

We had a great weekend at Hamcon Colorado, talking with students and instructors.

Ham Radio School will be exhibiting at Hamcon Colorado next weekend. Stop by and see us if you are there. hamconcolorado.com

Bob K0NR will be talking about VHF mountaintop operating.