SolderSmoke Daily News -- Ham Radio Blog

SolderSmoke Podcast #157 is available for download. http://soldersmoke.com/soldersmoke157.mp3 December 27, 2013 -- Santa Report:  Ri...

Santa Claus obviously heard my distress call when the TEK 465 gave up the ghost.  This morning it was replaced by a RIGOL digital scope. ...

I was ten years old and totally obsessed with the space program.  This video brought back a lot of the magic. Wow. You really have to see ...

Over in the BITX20 yahoo group there have been some comments about the shortcomings of the widely used LM386 audio amplifier chip.  Many p...

Imagine it is Christmas Eve, 1906 and you are on the air, listening to the harsh buzz of Ol' Spark Morse Code.  Suddenly, in the headpho...

I continue to tweak the capacitors in my new BITX 20/40 VFO (scroll down to see it).  On Sunday I added a little relay that will switch in s...

I've started construction on my second BITX transceiver, this one for 20 and 40 meters.  As with the previous rig, I decided to take ...

Wow, I played with this on-line SDR receiver a few years ago and thought it was fantastic.   It is now even better.  I'm sitting here...

Bill:   I'll attach some pix of the feedhorn and LNA for you. The importance of circular  feeds is that as a linear wave pas...

Our book: "SolderSmoke -- Global Adventures in Wireless Electronics" http://soldersmoke.com/book.htm Our coffee mugs, T-Shirts,...

More from Lobstercon (from N2HTT):    http://n2htt.net/2013/11/24/there-are-lobsters-in-the-woods/ And thanks to Pete, VE2XPL, for alert...

Please take a look and see if you can help me figure out how to make this thing.  The diagram is eschpecially illuminating.     THE D...