US Radio Guy
“US Radio Guy” USRadioguy.com, https://usradioguy.com. Accessed 23 Feb. 2026.
USRadioguy.com – Unlocking the Potential of Software Defined Radio, Satellite Reception, Satellite Imagery, Imagery Processing, News, Vlogs, Blogs, Project Lab
Off-Grid Ham Radio OH8STN (YouTube)
https://www.youtube.com/@OH8STN
“Off-Grid Ham Radio OH8STN.” YouTube, https://www.youtube.com/@OH8STN. Accessed 22 Feb. 2026.
Julian OH8STN focuses on practical, off-grid amateur radio: portable HF, field antennas, power systems, and emergency communications workflows. It’s especially useful for hams building reliable stations around solar, batteries, and low-power gear.
N0SSC (YouTube)
https://www.youtube.com/@N0SSC
“N0SSC.” YouTube, https://www.youtube.com/@N0SSC. Accessed 22 Feb. 2026.
Sterling N0SSC produces engineering-oriented ham content, often centered on antennas, station technique, and operating topics. Expect approachable deep dives plus community and contest-adjacent discussions.
Amateur Radio Links (Kansas ARRL Section)
https://radiolinks.ksarrl.org/
“Amateur Radio Links.” Kansas ARRL, https://radiolinks.ksarrl.org/. Accessed 22 Feb. 2026.
A broad, categorized directory of amateur radio resources maintained by the Kansas ARRL section. Handy as a “link hub” for jumping to tools, references, clubs, and software.
Receiverbook (Online Receiver Directory)
“Receiverbook: Online Receiver Directory.” Receiverbook, https://www.receiverbook.de/. Accessed 22 Feb. 2026.
A searchable directory of online SDR receivers with list and map views. It’s useful for finding public OpenWebRX, WebSDR, and KiwiSDR receivers by band, location, and coverage.
HF Propagation & Solar-Terrestrial Data (HamQSL)
https://www.hamqsl.com/solar.html
“HF Propagation and Solar-Terrestrial Data Website.” HamQSL.com, https://www.hamqsl.com/solar.html. Accessed 22 Feb. 2026.
A long-running, widely embedded set of solar-terrestrial charts and indices used by hams to gauge HF conditions (SFI, K-index, MUF maps, and related visuals). It’s a solid replacement when legacy “band conditions” sites are unavailable.
Awesome Amateur Radio (GitHub)
https://github.com/mcaserta/awesome-amateur-radio
mcaserta. “awesome-amateur-radio: Amateur Radio Resources and Links.” GitHub, https://github.com/mcaserta/awesome-amateur-radio. Accessed 22 Feb. 2026.
A curated, community-friendly “awesome list” of amateur radio resources spanning software, SDR, digital modes, learning materials, and utilities. Great for discovering tools and projects you didn’t know existed.
Getting Started with the NanoVNA (HexAndFlex)
https://hexandflex.com/2019/08/31/getting-started-with-the-nanovna-part-1/
“Getting Started with the NanoVNA — Part 1.” HexAndFlex, 31 Aug. 2019, https://hexandflex.com/2019/08/31/getting-started-with-the-nanovna-part-1/. Accessed 22 Feb. 2026.
A practical primer on using the NanoVNA, including calibration and early measurement workflows. Useful as a “first principles” guide before you move on to more advanced fixture and de-embedding techniques.
HamClock (Clear Sky Institute)
https://www.clearskyinstitute.com/ham/HamClock/
“HamClock EOL.” Clear Sky Institute, https://www.clearskyinstitute.com/ham/HamClock/. Accessed 22 Feb. 2026.
Reference page for HamClock, a popular shack display application for time, solar data, and ham-centric situational awareness. The page is marked as end-of-life (EOL), so treat it as legacy documentation and a pointer for existing installations.
OpenHamClock
https://https://usradioguy.com/openhamclock/
“OpenHamClock” USRadioguy.com, https://usradioguy.com/openhamclock/. Accessed 23 Feb. 2026.
.OpenHamClock is the spiritual and technical successor to the original HamClock - a popular shack display application for time, solar data, and ham-centric situational awareness.
Signal Identification Guide (SigIDWiki)
https://www.sigidwiki.com/wiki/Signal_Identification_Guide
“Signal Identification Guide.” Signal Identification Wiki, https://www.sigidwiki.com/wiki/Signal_Identification_Guide. Accessed 22 Feb. 2026.
A community-maintained reference for identifying RF signals across modes and services. It’s particularly helpful for SDR users working from waterfall/spectrogram patterns and wanting quick confirmation.
The DXZone (Amateur Radio Internet Guide)
“The DXZone Amateur Radio Internet Guide.” The DXZone, https://www.dxzone.com/. Accessed 22 Feb. 2026.
One of the oldest and largest directories of amateur radio links, covering everything from antennas and operating aids to software and technical reference. Best used as a discovery index when you’re exploring a new subtopic.
Reverse Beacon Network (RBN)
https://www.reversebeacon.net/
“Reverse Beacon Network.” Reverse Beacon Network, https://www.reversebeacon.net/. Accessed 22 Feb. 2026.
A distributed network of skimmers that listen to the bands and report what they hear—effectively crowd-sourced, automated spotting. It’s widely used for CW practice feedback, propagation snapshots, and contest operating intelligence.
QRZ.com (Callsign Database)
“Callsign Database — QRZ.com.” QRZ.com, https://www.qrz.com/. Accessed 22 Feb. 2026.
A major callsign database and profile platform used by hams worldwide. Useful for quick lookups, QSL/LoTW-related context, and reading operator bios and station details.
eHam.net
“eHam.net.” eHam.net, https://www.eham.net/. Accessed 22 Feb. 2026.
A long-running ham community site with equipment reviews, discussion forums, and other operator-to-operator resources. It’s commonly referenced when researching gear experiences or browsing community viewpoints.
Learn CW Online (LCWO)
“Welcome to LCWO.net — Learn Morse Code (CW) Online.” LCWO.net, https://lcwo.net/. Accessed 22 Feb. 2026.
A structured platform for learning and practicing Morse code with progressive lessons and configurable training parameters. Useful for steady improvement, especially when paired with on-air practice and real QSOs.
DXHeat (DX Cluster & Analytics)
“DXHeat | DXCluster & DX Research Tool.” DXHeat, https://dxheat.com/. Accessed 22 Feb. 2026.
A modern, mobile-friendly web DX cluster with filtering and visualization features aimed at serious DXers. It combines real-time spotting with analytics that can support research, planning, and band activity awareness.
NØSSC’s Ham Radio Blog
“NØSSC’s Ham Radio Blog.” N0SSC, https://n0ssc.com/. Accessed 22 Feb. 2026.
Sterling N0SSC’s longer-form writing, often bridging operating practice, contesting culture, and engineering perspectives. A good companion to the YouTube channel when you want deeper context or reference-style notes.
N2YO (Satellite Tracking & Predictions)
“N2YO.com.” N2YO.com, https://www.n2yo.com/. Accessed 22 Feb. 2026.
Real-time satellite tracking and pass predictions, including an Amateur Radio category. Useful for planning satellite QSOs, receiving weather satellites, or tracking the ISS and other bright objects.
Heavens-Above (Pass Predictions)
https://www.heavens-above.com/
“Heavens-Above.” Heavens-Above, https://www.heavens-above.com/. Accessed 22 Feb. 2026.
A well-known prediction and sky-tracking site for satellites, the ISS, and other objects. It’s particularly handy for visual passes and general observing, alongside radio-focused tracking tools.
N5DUX Ham Tools
“N5DUX Ham Tools.” N5DUX.com, https://www.n5dux.com/ham/. Accessed 22 Feb. 2026.
A collection of lightweight, practical web tools for common ham calculations and lookups. Useful as a quick reference when you need fast answers during operating or station setup.
PSKReporter (Digimode Reception Reports)
“Digimode Automatic Propagation Reporter.” PSKReporter, https://pskreporter.info/. Accessed 22 Feb. 2026.
Aggregates crowd-sourced reception reports from digital-mode software and visualizes them on maps. It’s a practical way to see where you’re being heard (or where a band is open) for modes like FT8/FT4 and related digimodes.
WebSDR (Public Web SDR Receivers)
“WebSDR.” WebSDR.org, https://www.websdr.org/. Accessed 22 Feb. 2026.
An index of publicly accessible WebSDR receivers that can be tuned in a browser. Handy for checking your signal from afar, listening to regional activity, or exploring HF/VHF bands without local RF hardware.
DX Maps (Real-Time QSO/SWL Maps)
“QSO/SWL Real Time Maps and Lists.” DX Maps, https://www.dxmaps.com/. Accessed 22 Feb. 2026.
Provides real-time maps and lists of DX spots, QSOs, and reception reports across bands and modes. Useful as a quick visual “where the action is” snapshot, especially when comparing against your local conditions and antennas.