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Monthly Archives: December 2014

W3HAC Weekly Net: 12/30/14

We had a great net tonight with a total of 7 participants, lasting 31 minutes. We also had some folks linger for an unofficial after-net. Below are a few notes from tonight’s net: The Arlington Net meets over at 145.470 on Tuesdays at 7:30, normally over by 8:00pm – so not a conflict for us. … Continue reading »

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W3HAC Makes 66 Contacts in 160m Stew Perry Topband Distance Challenge

ARRL-SECTION: MDC CALLSIGN: W3HAC CONTEST: STEW-PERRY CATEGORY: MULTI-ONE 160M LOW CW CLAIMED-SCORE: 189 OPERATORS: K0OO, K6ZO ADDRESS: Washington, DC ADDRESS: USA Continue Reading for Log.

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W3HAC Scores 5,012 Points in RAC Winterfest

ARRL-SECTION: MDC CALLSIGN: W3HAC CONTEST: RAC CATEGORY: MULTI-ONE ALL LOW MIXED CLAIMED-SCORE: 5012 OPERATORS: K0OO K6ZO ADDRESS: Washington, DC ADDRESS: USA Continue Reading for Log

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VOARadiogram MFSK32 Reception with FLDigi

From my KC3CVN station I was able to receive the VOA Radiogram: a digital shortwave broadcast of text and images from the Voice of America.  The Radiogram is broadcast in MFSK32, a digital mode popular in amateur radio.  I was unable to decode the images properly for some reason. More information at the VOA Radiogram … Continue reading »

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W3HAC Weekly Net: 12/23/14

The first W3HAC Weekly Net was a great success with 6 checkins on the K3VOA Repeater. Checkins: KC3CVN – Patrick – Capitol Hill (Net Control) W3HAC/K6ZO – Don – HacDC KC3CIF – Christine – Glover Park K0OO – Pat – Floating in NW KD9XB – Kim KC9WER Andy Net Summary: K6ZO announced W3HAC has a … Continue reading »

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W3HAC Weekly Net

The K3VOA ARC has given us a green light for a weekly net on their VHF repeater, Tuesday nights at 8pm. This repeater seems to have the best coverage and be the most reliable in DC. Here is the info: When: Tuesdays 8pm Frequency: 147.045+ (input frequency 147.645) PL Tone: None Purposes of the W3HAC … Continue reading »

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Space Weather & Ionospheric Radio Propogation

Here is the video from Dr. Chua’s 12/10/14 presentation at HacDC. Dr. Damien Chua works at the Naval Research Laboratory and presents a survey of ionospheric variability and its effects on RF Communications.  He first reviews the process of radio wave propagation and reflection in the ionosphere.  He then examines how the ionosphere varies spatially and … Continue reading »

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W3HAC makes 520 QSOs in ARRL Ten Meter Contest

K6ZO built a 10 meter Quad Loop Antenna that boasts a gain of 2 S-units over out vertical.  K6ZO and KC3CIF operated the station. START-OF-LOG: 3.0 LOCATION: MDC CALLSIGN: W3HAC CLUB: CONTEST: ARRL-10 CATEGORY-OPERATOR: MULTI-OP CATEGORY-ASSISTED: ASSISTED CATEGORY-BAND: 10M CATEGORY-MODE: MIXED CATEGORY-POWER: LOW CATEGORY-STATION: FIXED CATEGORY-TRANSMITTER: ONE CLAIMED-SCORE: 262640 OPERATORS: W3HAC KC3CIF NAME: Don Jones … Continue reading »

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W3HAC makes 450 contacts in ARRL 160 CW Contest

Don K6ZO raised a temporary 160 meter antenna for the contest, consisting of two equal lengths of 24 gauge wire, each 130′ in length.  One wire was connected to the center conductor of the 50 ohm coax and the other wire was connected to the braid of the coax.  He made two plastic insulators to support … Continue reading »

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W3HAC makes 701 contacts in the CQWW CW Contest

W3HAC participated in the CQ World Wide Contest CW over the weekend and we ended up with 701 contacts and over 100 dxcc countries, with a total score of 700,000 points. The band conditions on 10 meters were excellent. Signals from Europe were sometimes 30 to 40 db over S-9. Our operators were Pat, K0OO … Continue reading »

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