Clik here to view.
Listen Up!
Yesterday we were back on our favourite highway (the one that goes straight to Laramie)...This time, we were headed out of PA into Ohio...Then we took the Ohio Turnpike to Portage County and the City...
View ArticleClik here to view.
Author Event
Earlier this week we went back to Saint Marys, OH, to visit with Larry Kramer - owner of Saint Marys Hobby Center. We had first met a year back, when we parked our rental car - by chance - outside the...
View ArticleClik here to view.
FDIM and the WBB
FDIM 2016 is well under way ...I gave my presentation, "Occam's Scrip", as part of the seminar series yesterday and I seem to have got away with it! (I'll post copies of both the written paper and the...
View ArticleClik here to view.
Hamvention 2016
Did a long day at Dayton Hamvention yesterday...where we had a mix of rain and overcast, exactly as on the Saturday of last year.Once again, we Brits were represented by the RSGB stand in its familiar...
View ArticleClik here to view.
Icelandic Radio Amateurs
I was pleased to be able to meet with the guys of Íslenskir radíóamatörar last evening, who have a neat clubhouse next to the Domestic Airport in Reykjavik.They allowed me to gave a presentation about...
View ArticleClik here to view.
Dayton Presentation Materials OnLine
Having got back home, I've just posted my materials from FDIM 2016 online - so anybody who missed the show live can 'catch up' ...The written notes and a low-res copy of my presentation slides are...
View ArticleClik here to view.
Another kd1jv rig
After being fortunate to acquire the kd1jv Tri-Bander at last year's Dayton jaunt, seen here with the American Morse paddle riding shotgun...and seen here being worked on the banks of Lewis and Clark...
View ArticleClik here to view.
getting there on Kindle
Those of you with an ecological objection to Treeware, those of you who baulk at the price of a physical object or its delivery, and all tablet-toting neophiles might be interested to hear that my...
View ArticleClik here to view.
AD9834 and the IoT Beacon
I've been playing with a new RF generator for the IoT beacon...Actually, I do myself a disservice, because I've done rather more than just play with the RF generator.First, I've replaced the little USB...
View ArticleClik here to view.
AD9834 / ESP8266 Beacon
Well - the connected ESP 8266 beacon is now running with its new AD9834 heart pumping pure RF sinewaves...Last week's report was made in good faith - but I hadn't realized at time of posting that the...
View ArticleClik here to view.
OLED Display on the ESP8266 Beacon
My good friend and benefactor, g6ybc, just sent me a couple of little OLED displays to play with...Since it is sitting here buzzing away on the bench, what better 'test bed' for the new display than...
View ArticleClik here to view.
ESP8266 Geolocation
The ESP8266 device, used as the heart and soul of my new beacon, knows its place in the world...This post describes a couple of techniques for 'Geolocation' on the ESP8266 and uses them to derive the...
View ArticleClik here to view.
USB Mini Breakouts
If, like me, you ever fool around with USB hardware and choose to do so in the context of solderless breadboards, you might well need a little breakout board for one of the several types of socket - in...
View ArticleClik here to view.
New ESP8266 Board
Kanga UK and I have been developing a new board and I can bring you some pictures of the first engineering sample...You can well see it is an engineering sample, because I'm squeezing the wrong size...
View ArticleClik here to view.
ESP8266 Production PCB
The first sample of the production version of the PCB for the ESP8266 / DDS system arrived a couple of weeks ago.As you see, it follows the plans established in the earlier prototypes, with the surface...
View ArticleClik here to view.
SNA Junior
I have (finally) got round to building my own instance of DuWayne, KV4QB's prize-winning Scalar Network Analyser Jr:and a great little instrument it is too!DuWayne and I have been corresponding for a...
View ArticleClik here to view.
Occam Going Dutch
Kees, pa5cw, has produced a new variant of my 'Occam's Dirk' software for a multi-band CW transceiver.'Occam's Dirk' was a multi-band development of the original 'Occam's Microcontroller' concept,...
View ArticleClik here to view.
A WiFi-Controlled VFO
Now that I have placed a DDS on a board with Wireless connectivity, it is only obvious to set it up as an AP Web Server and allow remote control via a 'soft' user interface...When I first started to...
View ArticleClik here to view.
Noisy ESP8266
Having enjoyed a lot of success transmitting and having produced a usable VFO, I decided it was time to try using the new m0xpd / Kanga ESP8266 - DDS board in a receiving application. I soon discovered...
View ArticleClik here to view.
ESP8266 Kit Released
The m0xpd / Kanga ESP8266 - AS9834 board, 'A DDS on The Internet of Things,' is now available for purchase as a kit, with the three SMD devices supplied already installed on the PCB...The kit is...
View Article