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

Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer.

January 19, 2021 No comments

Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer. Read more

HamCation QSO Party Set

January 19, 2021 No comments

Orlando HamCation has announced it will sponsor the HamCation QSO Party over the February 13 – 14 weekend (UTC), “to create a fun way for amateurs to... Read more

ARRL on the Purpose of Amateur Radio

January 18, 2021 No comments

For over 100 years amateur radio and ARRL — the National Association for Amateur Radio® — have stood for the development of the science and art of com... Read more

FCC Warns Amateur Radio Operators To Not Commit Crimes [ VIDEO]

January 18, 2021 No comments

“In a bizzare warning issued by the FCC and followed by a warning from the Association for Amateur Radio, The ARRL, ham are warned on a Sunday m... Read more

Amateur & Personal Radio Users Reminded Not to Use Radios in Crimes

January 17, 2021 No comments

Full Title: Warning: Amateur and Personal Radio Services Licensees and Operators May Not Use Radio Equipment to Commit or Facilitate Criminal Act... Read more

SL8SUB – 1st Submarine Flotillas official military amateur radio call sign

January 15, 2021 No comments

Here is a brief information release regarding Radio SL8SUB, the 1st Submarine Flotillas official military amateur radio call sign: The 1st Submarine F... Read more

Smoother FT8 Mode Operation with Constantly Evolving Firmware (IC-705/IC-7300/IC-9700)

January 15, 2021 No comments

Firmware update for the IC-705, IC-7300 and IC-9700* offers smoother FT8 operation. One touch FT8 mode preset, Scroll mode and other updates for each... Read more

My Wife Bought More Radio Gear On Wish and Ali Express

January 15, 2021 No comments

My wife surprised me at the end of 2020 with a new random box of goodies from Wish and AliExpress. Today we unbox some of these ODD radios and radio a... Read more

FTdx10 vs IC-7300 Comparison

January 15, 2021 No comments

This week Jonathan compares the new Yaesu FTdx10 and the Icom IC-7300. What are your comments on either? Read more

The K7RA Solar Update

January 15, 2021 No comments

Tad Cook, K7RA, Seattle, reports: What happened? Solar Cycle 25 seemed well under way, but no new sunspots have emerged since December 23. The last ti... Read more

ICOM IC-705 Review and Full Walk Through

January 14, 2021 No comments

Here’s the complete and detailed review of the ICOM IC-705. If you are already an owner of this unit, this video covers the essentials of the op... Read more

Radials, Radials, Radials! Learn about radials!

January 13, 2021 No comments

In response to an Oggie question, we talk about radials for vertical antennas. Read more

Hamvention 2021 is Officially Cancelled

January 13, 2021 No comments

Much like last year, Hamvention 2021 has announced their cancellation of the Hamfest for 2021. Lots of us are disappointed, but I wanted to share my t... Read more

Dayton Hamvention Cancels 2021 Show

January 12, 2021 No comments

Dayton Hamvention® will not take place for the second year. “Unfortunately, several setbacks in the recovery from the COVID-19 pandemic make necessary... Read more

AMSAT/Vanderbilt RadFXSat-2/Fox 1E Set to Launch

January 12, 2021 No comments

Virgin Orbit’s LauncherOne is a go for launch on Wednesday, January 13, at 1500 UTC, carrying the AMSAT/Vanderbilt RadFXSat-2/Fox-1E CubeSat into spac... Read more

New Amateur VLF Transatlantic Record Set

January 12, 2021 No comments

Very low frequency (VLF) enthusiast Joe Craig, VO1NA, reports that Stefan Schaefer, DK7FC, copied his 50-character message transmitted from Newfoundla... Read more

100 ft Tilting Tower

January 11, 2021 No comments

Raising a 100 ft tower with a winch on a 35 ft pole. Read more

ARRL Life Member Neil Rapp, WB9VPG, is 2021 Carole Perry Educator of the Year

January 11, 2021 No comments

Orlando HamCation® has announced that ARRL Life Member Neil Rapp, WB9VPG, of Bloomington, Indiana, is the 2021 recipient of the Carole Perry... Read more

Explaining Ham Radio Antenna Baluns, UNUNs and Toroids

January 11, 2021 No comments

Explaining Ham Radio Antenna Baluns, UNUNs and Toroids Read more

I Found & Eliminated My QRM / RFI (Radio Frequency Interference)!

January 11, 2021 No comments

This is the third in a series of videos following my efforts to track down a source of local QRM / Radio Interference. Following the build of a succes... Read more