Listen Live Hurricane DORIAN
Washington DC Area SDR HF radio receiver system maintained by NA5B, Mehmet, e-mail na5b@hotmail.com
This receiver covers VLF/LF/MF/HF – 160m, 80m, 40m, 30m, 25m, 20m, 15m, 11&10m Amateur Bands (Atomic Clock, Data, Lightning, Beacons, AM broadcast, CB)
Current system brief description; Antennas: Active Mini Whip – Multiband Dipol & Cuschcraft R-7 Server: 64 Bit Linux (Debian) with fiberoptic gigabit connection.
RTL-SDR dongles and homebrew upconverter, bandpass filters. For VHF-UHF click here: http://na5b.com:8902. For the web site click here: http://na5b.com Other SDR’s
UTAH UT – KFS CA – K3FEF PA – NY4Q GA – N4DKD AL – WCRC TX
This WebDSR GUI includes some features by Poland Nowy Sacz as well as various other WebSDR sites. More information about the WebSDR project can
be found on http://www.websdr.org.
Recent Posts
DMX-40 Transceiver
The Premier Morse Translator/Transceiver Tired of trying to learn Morse code? Searching for a state-of-the-art decoder/encoder companion for your stat... Read more
How to Renew Your License
Natalie, KK4FLA, has one question that is very simple but still important. “How does one renew his license?” Read more
Antenna Review | MFJ Ham Stick
MFJ Ham Stick Read more
Alinco DR-MD500T Dual Band DMR Mobile Radio
New from Alinco is the DR-MD500T, then dual band DMR mobile version of their popular dual band DMR HT. DR-MD500T Dual Band Mobile DMR VHF/UHF Portable... Read more
Download IC-705 Exterior Case 3D Data and Create Your Own Accessories
Icom is allowing the download of 3D data of the exterior case of the IC-705 HF/VHF/UHF Mobile Transceiver allowing customers to create their own relat... Read more
Scandinavian Activity Contest
Rules Scandinavian Activity Contest Rules 2021 Rules for all participants Latest update 2021-08-11 No changes made since 2020. 1. Aim of the contest T... Read more
How to Setup and Tune the BuddiStick Pro Antenna from Buddipole
BuddiStick Pro ham radio antenna from Buddipole Product Details DESCRIPTION The Buddistick PRO™ Deluxe Package contains the following:1). Buddistick P... Read more
Using MFJ-916B Duplexe
David, N9BSA, is trying to merge two antennas using a Diamond Phasing Harness ss770r, but Dave has a better suggestion…. The MFJ-916B duplexer i... 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
Next SpaceX Commercial Crew to ISS Comprised of Radio Amateurs
Four radio amateurs will head to the International Space Station (ISS) aboard a commercial flight, thanks to Amateur Radio on the International Space... Read more
Hamvention 2022 – Michael Kalter, W8CI
Hamvention Special – Michael Kalter, W8CI is here to give an update on Hamvention 2022! Hamvention will be held May 20, 21 and 22, 2022 at the G... 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
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
Why use a J-Pole Antenna?
“A viewer asks: Why J-Pole antennas? I mean it’s a cool design and all, but some people swear by them. What advantages do they have? Lower... Read more
Tokyo Ham Fair 2021 is cancelled
Tokyo Ham Fair 2021 is cancelledJapan’s JARL has announced the cancellation of the world’s largest amateur radio event, the Tokyo Ham Fair... Read more
Released SDRuno 1.41
SDRuno Roadmap Updated 13th September 2021 Version 1.41 of SDRuno® is the latest full production version. The remaining features along wit... Read more
Big Flare Players and Side-Swiping Storms | Solar Storm Forecast 09.12.2021
This Space Weather News forecast sponsored in part by Millersville University Read more
SDR++, A new SDR program. Open source and cross platform!
SDR++ It’s nice to see a new cross platform program in the scene. https://github.com/AlexandreRouma/SDRPlusPlus Read more
Beam Pattern vs Heights
Dave is going to explain and dig deeper into the Beam field of antennas, such as dipoles, and how their distance from the ground can change the propag... Read more
How To Setup The Buddistick Pro and Tune it up!
“Let me show you how to setup the Buddistick Pro fast. It is easy to carry, and setup in the field. Its a winner for most radios as it doesn... Read more
