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Friday, August 9, 2013

ARRL Homebrew Challenge 3 radio update: re-use of an old radio chassis

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I picked up this old Nemes Clarke receiver at a local hamfest. It is a VHF FM tube receiver. I then salvaged the chassis of this receiver, ...
Tuesday, August 6, 2013

update on the MIT Prof Ed 1-week radar course: SAR image of Kresge auditorium

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Student results from the final day of the MIT Professional Education 1-week radar course, where everyone learns about radar, then makes one...
Monday, August 5, 2013

What are these lines I wonder.....?

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10 metre WSPR 5th August 2011 I noticed the 10metre beacons were a bit active this morning, first I heard F5ZWE/B (10:13utc) RST 549 , follo...
Sunday, August 4, 2013

update on the MIT Prof Ed 1-week radar course: RTI plot of Longfellow Bridge

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Student results from day 3/5 of the MIT Professional Ed. 1-week radar course. Range time intensity plot of vehicles crossing the Longfellow ...

20m WSPR report de MW0MJB.

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I've been rearranging the shack recently and tonight was the first night that all was  back to normal. I thought why not try out all the...
Saturday, August 3, 2013

More on The Spiral Challenge

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A Homebrew_PCB Yahoo Group User; DJ, suggested that I try to fix my flawed 10 mil Spirals as reported on my previous post . With the aid of...

Tuesday evening RSGB 144MHz Activity Contest de GW0LVH

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I make it well known that I’m not a contester or for that matter have any interest in that part of the hobby.  For me a 59 and serial number...