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Author Archives: jeff dahn

Presentation for August 9, 2017 Meeting at 7:30 PM / HF Digital Modes by Andrew Beard / AB3U

On Wednesday, August 9, 2017 at 7:30 PM, Andrew Beard, AB3U, will be bringing in his KX2 and giving us a live presentation of various HF digital modes. He will demonstrate how transmissions appear “on the waterfall”, how they sound and display the timing of the exchanges between various popular HF modes.

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HacDC ARC Again in Partnership with the National Park Service Through Use of Amateur Radio – International Lighthouse and Lightship Weekend / August 19-20, 2017

HacDC ARC Again in Partnership with the National Park Service Through Use of Amateur Radio – International Lighthouse and Lightship Weekend / August 19-20, 2017 The HacDC ARC is very pleased and honored to announce that we will again be in partnership with the National Park Service through use of amateur radio technology at a … Continue reading »

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Scheduled Presentation for June 14, 2017 / 7:30 PM: Software Defined Radio and the DARPA Hackfest

—THIS EVENT IS FREE AND OPEN TO THE PUBLIC TO ATTEND—  The HacDC Amateur Radio Club is honored to have one of the former lead developers of the GNU Radio project in to speak with us about the exciting field of Software Defined Radio and the upcoming DARPA Bay Area Hackfest! Our guest speaker, Dr. Tom … Continue reading »

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HacDC ARC Again in Partnership with National Park Service Through Use of Amateur Radio at Public Event – May 19, 2017

Fort Hunt Day Flyer The HacDC ARC is very pleased and honored to announce that we will again be in partnership with the National Park Service through use of amateur radio technology at a public service event. The George Washington Memorial Parkway Section will be hosting the, “History and Heritage Day at Fort Hunt Park” … Continue reading »

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***POSTPONED DUE TO WEATHER / SPECIAL EVENT FOR MAY 6, 2017 / 1400 HRS (1800 HRS UTC)***

The Special Event and Presentation scheduled for today, Saturday, May 6, 2017 starting at 1400 HRS (1800 HRS UTC) at Rock Creek Park, featuring Stuart Thomas, KB1HQS, has been postponed due to rain local to the event that appears will not clear on time for needed advance set-up. A rain-date will be established and published … Continue reading »

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MAY 10, 2017 / 7:30 PM MEETING MOVED FOR SPECIAL EVENT ON MAY 6, 2017

In lieu of the normal “second Wednesday of the month” club meeting scheduled for May 10, 2017 at 7:30 PM, we will be having a SPECIAL EVENT PRESENTATION occurring on Saturday, May 6, 2017 at 2:00 PM in Rock Creek Park. Stuart Thomas / KB1HQS will be our very special guest. During the 2016 ARRL … Continue reading »

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Coming to the DC Area? Suggested Frequency Listing

If you happen to be traveling to the DC area for any reason, we are providing the attached frequency list as a courtesy reference for hams who may be frequenting the popular tourist area of the National Mall and want to know what frequencies work in the area. Our own club’s repeater (W3HAC) has only, … Continue reading »

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Meeting Presentation Announcement – April 12, 2017 at 7:30 pm

Some of our members recently purchased a solar powered, Arduino programmable, weather station kit from Karl, W4KRL at the Winterfest in Annandale, VA. Due to popularity of this kit, I invited Karl to come to our next club meeting to give a presentation all about it’s development, how the station works, etc. Karl has graciously … Continue reading »

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Grabbin’ the Tiger by the Tail…

Many thanks to Arthur Feller – W4ART, who led our first successful group build on the evening of March 22, 2017, of “Tiger Tails”, an antenna accessory to an HT transceiver that greatly improves transmit and receive performance. This is the first of what are planned to be several “practical application” events. In these events, … Continue reading »

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W3HAC and Members Heavily Involved in Inaugural Events in Washington, DC

The ARRL today published a story on their news page about the efforts of W3HAC members during the events of the Inauguration and the Women’s March on Washington. A link to the story can be found here: http://www.arrl.org/news/npota-participation-leads-to-inaugural-communication-detail-for-national-park-

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