Thursday, March 31, 2016

From Wayne and Garth in San Diego: EMRFD Joy of Oscillation Part 2

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Oh great and mighty masters of the SolderSmoke: We've continued on with this project and it has been a lot of fun. Sure, t...
Tuesday, March 29, 2016

Renewed Hope for Divide by 2 I and Q

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An anonymous reader posted this interesting message in the comments section yesterday.  Very interesting.   A potentially important tip that...
2 comments:
Sunday, March 27, 2016

Grayson Evans TA2ZGE on "QSO Today"

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Eric 4Z1UG has a really great interview with Grayson Evans  TA2ZGE.  I'm writing this as I listen. My reactions: I sympathi...
1 comment:
Saturday, March 26, 2016

Switching to a Resistive Splitter on the Frankenstein R2

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I did a little work on the Frankenstein R2 phasing receiver.  I noticed that I had a lot more noise and hum on 30 meters and above than...
7 comments:
Friday, March 25, 2016

KK7B's Thoughts on Notebooks, Experiments, and Building

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From the r2pro yahoo mailing list: Hi All, Some interesting posts lately, with notes or links on "to build or not to build,...
2 comments:
Thursday, March 24, 2016

Be afraid! Be VERY afraid! Digital Audio on 20 Meters (video)

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Here is a very interesting comparison between digital audio, and plain old SSB audio (from a Collins rig!). I don't know.  I may be ...
5 comments:
Tuesday, March 22, 2016

W6JL's Amazing Phasing Station

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Eric 4Z1UG interviewed Don Huff W6JL a few months back.   I really like Don's approach to homebrewing.   I recently came across hi...
Monday, March 21, 2016

Could Grayson's Arduino Thermatron Shield Protect Us From Digi Domination?

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Something old, something new, eh Grayson?   The author of "Hollow State Design" is engaged in an (I suppose) admirable effort t...
2 comments:
Sunday, March 20, 2016

Winterfest Hamfest with Armand WA1UQO

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  I had a great time at the Vienna Wireless Society's  Winterfest Hamfest.  As I have done for several years now, I joined forces with...
Saturday, March 19, 2016

Great Video on Mixers

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You know that you are sinking deep into The Knack when you watch a video like this one and find yourself thinking: "FANTASTIC!  WOW!...
1 comment:

GREAT Video on Mixers

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You know that you are sinking deep into The Knack when you watch a video like this one and find yourself thinking: "FANTASTIC!  WOW! ...
1 comment:
Friday, March 18, 2016

KiwiSDR

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https://www.kickstarter.com/projects/1575992013/kiwisdr-beaglebone-software-defined-radio-sdr-with?ref=video