Sunday, November 29, 2015

A Very Unusual Explanation of AM and SSB -- What Do You Think?

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Wow, I've never seen it presented this way.  Am I losing it or is this just completely wrong?   This comes from this web site: http://...
13 comments:

More on Light Beam Telephony

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Hi Bill, Reading about the Photophone and modulating the Sun experiments by G3ZPF reminded me of my own schooldays when as a final year ...
1 comment:
Saturday, November 28, 2015

Photophone! Modulating the Sun by G3ZPF (and Alexander Graham Bell, and Mr. A.C. Brown of London)

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Yesterday David G3ZPF sent us another very interesting e-mail, this one about some very creative sunlight communication ex...
2 comments:
Friday, November 27, 2015

VK3YE's HB Superhet: Simplicity+Serendipity = Elegance

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Simplicity + Serendipity = Elegance.  Indeed it does.   I would also point out that Peter's rig contains an admirable dose of ugliness...
Wednesday, November 25, 2015

Octalmania -- KG7TR's Amazing Thermatron Rigs

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Grayson in Turkey alerted us to Mike's homebrew rigs: Bill, Pete:       I had to pass along photos of the latest work of ...
2 comments:
Tuesday, November 24, 2015

M1GWZ's Knack Story: From Crystal Sets to BITXs

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M1GWZ writes: "Just to establish my DIY radio credibility, here is a photo of my contest-winning crystal radio. Unpowered, it has...
1 comment:
Monday, November 23, 2015

G3ZPF's Knack Story: Debunking Tech Fairy Tales, Surviving Nixie Tubes and Ferric Oxide

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Bill: I 'm finding the book very entertaining, and am currently about halfway through it. Like you there were a few electronic ...
Saturday, November 21, 2015

SolderSmoke Podcast 182: Bears! MMM Update, On Pete's Bench, 160 AM Dreams, MAILBAG

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N6QW Selfie SolderSmoke Podcast #182 is available http://soldersmoke.com/soldersmoke182.mp3 Travelogue:  In Shenandoah with B...
2 comments:
Thursday, November 19, 2015

Listening UP for KIC 846

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Update on a story we mentioned a few weeks ago: Since October 16, the SETI institute has been using its Allen Telescope Array t...
1 comment:
Wednesday, November 18, 2015

Pete's Suggestion for My Next Rig

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  http://www.classeradio.com/   OR THIS:   http://www.ebay.com/itm/Harris-MW-1A-AM-Broadcast-Ham-Radio-Transmitter-/19173918603...
1 comment:
Tuesday, November 17, 2015

AM Madness: Just When You Thought It Couldn't Get any Cooler...

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I pulled an old Eico 435 'scope out of retirement.  I hope to use it as a modulation monitor (any suggestions on easy ways to hook ...
4 comments:
Sunday, November 15, 2015

And Now for Something Completely Different: Boatanchors! AM! Top Band!

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Lately  I found myself looking for something different to get involved in.  Pete's conversion of his Ten-Tec commercial rig got me t...
1 comment: