SolderSmoke Daily News -- Ham Radio Blog

I had completely forgotten that my blog had at least two posts on Agent Sonya way back in 2009.  I know there is a lot of interest in her al...

We were very pleased that Phil W1PJE was able to visit yesterday. Phil is the Director of MIT's Haystack Observatory . He is very know...

We are really privileged to have among us ( and in the SolderSmoke Direct Conversion Hall of Fame) Phil Erickson W1PJE.   Phil is the Direc...

Walter KA4KXX and Mike WN2A and I were recently talking about the degree to which we are 100% homebrew.  Both these guys come a lot closer t...

Mr. Carlson mentions that he is a ham radio AMer.  He is also on SSB, but AM is, he says, his preferred mode.  FB.  I got a real chuckle abo...

Lots of good info in this 1947 film.  But... At the end they say that an impedance mismatch between the line and the antenna will result in ...

This is the current operating table at HI7/N2CQR.    The box up on top is my Mythbuster II -- like the original Mythbuster, but without the ...

Click on the image for a much clearer view. It is a thing of beauty.  You can see all four stages in there.  There is the Bandpass Filter in...

Hex Beam Eater November 13, 2024 SolderSmoke Podcast #254 is available:  Audio Version here:  http://soldersmoke.com/soldersmoke254.mp3 Vide...

I've had both of these videos on the SolderSmoke blog already, but an e-mail from Farhan reminded me how good they both are. If you a...

That's me at the operating position.   Window looks out to the terrace and to the ocean to the East, the  Mona channel.  The shack is on...

I'm going to move the antenna up onto the roof (out of sight).   

One commenter questioned why we went with the more expensive Starlink system.  The simple answer is that it is just better, faster, and more...

FB Helge.   This is really cool.  I didn't realize until I saw the schematic at the end that he was on 3579 kHz -- that is the old color...

  FB Chuck, very cool.  Please send us more reports on this rig.   Chuck has been on the blog many times, with many projects:  https://solde...

  https://spectrum.ieee.org/apollo-era-antenna-voyager-2 From the IEEE article:   The dish’s manufacturer took great pains to ensure that it...

  Click on the image for a clearer view Wow, I couldn't even build a 2 band Moxon, but Ferdy has built a 5 band version.  He told me tha...

  https://sota-antennas.com/ Ed DD5LP writes:  Hi Bill,  Given that the audience of SolderSmoke is more angled towards home brew and self co...

"So somewhere out there in interstellar space beyond the boundary of the Solar System is a card frame full of 74 logic that’s been quie...

Great news. This stuck antenna was getting me down.  Three cheers for the ESA folks who fixed it from afar.   https://phys.org/news/2023-05-...