SolderSmoke Daily News

Serving the worldwide community of radio-electronic homebrewers. Providing blog support to the SolderSmoke podcast: http://soldersmoke.com

Sunday, March 22, 2026

The ARRL's 2025 Technical Service Award

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4 comments:
Saturday, March 21, 2026

The ARRL's "Clean Signal Initiative" -- Does the ARRL Now ASSUME all Transmitters are Manufactured?

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  Will, KI4POV alerted us to this -- we've been reading about it for some time.  I have always found it worrisome.   Here is why:   ARR...
16 comments:

Space Hints from the Dominican Republic in 1994

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Check out the article in the link below.  I too got a QSL from RS-10!  https://www.gadgeteer.us/SPAHINT.HTM The 2 meter portion of the Ray-G...
Friday, March 20, 2026

Solar Powered Drone from South Africa

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 I've been flying a DJI 4K Mini drone here in the Dominican Republic, so I am interested in the whole drone thing.  The technology invol...
Thursday, March 12, 2026

Audio Amplifier Stage Template and Handout: SolderSmoke Direct Conversion Receiver by N7HPR

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  Above is Steve N7HPR's template for the audio amplifier board, the board that gave a lot of people a lot of trouble.  But it SHOULD ha...
2 comments:
Wednesday, March 11, 2026

SolderSmoke Direct Conversion Receiver: TOROIDS! Steve N7HPR's Handouts on the BP Filter and the Mixer/Diplexer

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  ------------------------------------------ Winding the trifilar toroids was the hardest part of building the mixer board, and with the hig...
Tuesday, March 10, 2026

SolderSmoke Direct Conversion Receiver-- N7HPR Handout #1 -- The VFO

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  I like the way Steve N7HPR did this:  First, that he had a working receiver on display to serve as a prototype.  Second, that he asked the...
Monday, March 9, 2026

Steve N7HPR Describes the Group Build of 10 SolderSmoke Direct Conversion Receivers

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Group Build of the SolderSmoke Direct Conversion Receiver Challenge By Steven Bible, N7HPR Andrew Johnson Amateur Radio Club and Greene ...
1 comment:
Friday, March 6, 2026

SolderSmoke Homebrew Direct Conversion Receiver Hall of Fame Update: 126 Completed, 119 + 7 Honorable Mentions: (As of March 9, 2026, 1827Z)

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N7HPR's Group One of the 10 Receivers They Built Please let us know if you spot any errors, or if we have inadvertently missed anyone.  ...
Tuesday, March 3, 2026

Rex Harper on the 50th Anniversary of the Tuna Tin 2 -- DONATIONS NEEDED!

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I was really pleased to see Rex Harper W1REX on a special edition of the RedSummitRF video podcast:    https://www.youtube.com/watch?v=SUQE4...
Wednesday, February 25, 2026

Stuart Brand

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A couple days after I announce that I don't want to help Jeff Bezos make any more money, it might come as a surprise that I am linking t...
5 comments:
Monday, February 23, 2026

SolderSmoke Podcast 263: DR-PR, UM, DCRX, SKN, Design, PSSST, W7ZOI, FT-101, HW32A, VK, HST, AMP, MAILBAG

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Pete Juliano N6QW February 23, 2026 SolderSmoke Podcast #263 is available for download:  Audio:   http://soldersmoke.com/soldersmoke263.mp3 ...
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