WA0UWH - Electronics & HAM Radio Blog

IN THE PAST YEARS I HAD ALWAYS BLOGGED MY PROJECTS, BUT DUE TO TIME, EFFORT AND FORMAT I HAD STOPPED DOING THAT.   BUT MY PROJECTS CONTINUED, AND I HAVE COLLECTED MANY PHOTOGRAPHS OF THEM.  I ...

http://wa0uwh.blogspot.com/2021/03/in-past-years-i-had-always-blogged-my.html

MORE PHI PHI is about 1.61803.....  (see previous post) Interesting values in the following formula;  A^2-A A=1;  A^2 - A = 0.0000.... A=1.60;   A^2 - A = 0.9600 A=PHI;  A^2 - A = 1....

http://wa0uwh.blogspot.com/2020/04/more-phi.html

As seen in my previous post, I enjoy special numbers. Phi is similar to Pi, as it never repeats.  As seen from the previous post it is easy to print the value of Phi for as many digits as you li...

http://wa0uwh.blogspot.com/2019/04/more-phi.html

I have always been interested in numbers, especially special numbers like Pi (3.1415. . . ). Normal whole numbers, like 1, 2, 3, etc (and their negative counter parts) are amazing when you con...

http://wa0uwh.blogspot.com/2018/12/i-have-always-been-interested-in.html

UPDATED: Added Details and Links In the past I successfully have used "Hands Free Soldering Jigs ", but I wanted more functionality. I found on ebay Machinist Magnetic Indicator Dial Gauge H...

http://wa0uwh.blogspot.com/2018/04/hands-free-jig.html

In my Electronics Shop, space and organization is always a challenge.  The following 3D Printed Test Lead Rack will help. An Interactive Link To The Design I designed the Test Lead Rack w...

http://wa0uwh.blogspot.com/2018/04/test-lead-rack-for-my-eshop.html

As posted before, I have been playing with a new TEVO Little Monster 3D Printer, I have made a LOT of Noob mistakes that could have been avoided if I had only knew. THE FOLLOWING ARE NOTES TO M...

http://wa0uwh.blogspot.com/2018/01/3d-printer-my-noob-mistakes.html

SORRY, THIS IS NOT AN AMATEUR RADIO POST. After many months of working with a 3D Printer, I have finally successfully created a working set of interlocking reduction gears, each section provide...

http://wa0uwh.blogspot.com/2017/09/reduction-gears.html

This week has not been a good week, very sad, two of my Ham Radio Friends have passed away. Doug Phillips - W7RDP  (SK) a good friend from the local Pacific QRP Group (pQRP). Don Sehulster -...

http://wa0uwh.blogspot.com/2017/05/lost-friends.html

I purchased a 3D Printer , and just now learning how to use it, there is a lot to learn. After many trials and failures, I have successfully printed the equivalent of "Hello World " for 3D Prin...

http://wa0uwh.blogspot.com/2017/04/first-3d-printer.html

After several long months, I have reactivated my ESP8266 WEBSERVER FARM . Use this links to all of my Esp8366  project blog posts. ESP8266 WEBSERVER FARM Currently, one of my WebServers...

http://wa0uwh.blogspot.com/2017/03/esp8266-webserver-farm-again.html

Several years ago my trusty Weller Soldering Iron failed, knowing that most of my projects were going to use small SMD parts, I ordered a fancy replacement, a Hakko FX-888 Soldering Station (abou...

http://wa0uwh.blogspot.com/2017/01/my-soldering-tip-1.html

I have finally found some time to "MELT SOME SOLDER" at my new location and new eShop bench. The bench is not finished yet, but I needed a SOLDER FIX. This, like all of my project, is an attemp...

http://wa0uwh.blogspot.com/2016/12/a-small-experimental-receiver-circuit.html

UPDATED: 11/21/2016 I have NOT posted anything for several (6) months, my life has been in somewhat of turmoil (maybe, I am getting too old for this), but now, maybe things are starting to get ...

http://wa0uwh.blogspot.com/2016/11/my-new-eshop.html

UPDATED: TUE MAY 17 11:19:46 PDT 2016 This is post not about Electronics, it is a RANT about FORD. For the last few weeks, my Son and I have been working on his F350 6.0L Diesel Engine, to r...

http://wa0uwh.blogspot.com/2016/05/ford-rant-oil-cooler-bypass-valve-is.html

Someone on the Youtube Numberphile Channel was wondering if after converting the Largest Prime Number  to base 26 (see previous post) would there be any interesting ASCII strings within the ...

http://wa0uwh.blogspot.com/2016/02/ascii-strings-within-largest-known.html

UPDATED: Added Details and Links Recently (Jan 7. 2016) the next and Largest Prime Number has be found (so far), it has about 22 Million Digits long, See, YouTube at: https://goo.gl/C7ngE7 . ...

http://wa0uwh.blogspot.com/2016/01/the-new-largest-prime-number-found.html

UPDATED: Added Details and Links For sometime I have struggled with how to allow public access to my home web servers and Esp8266 modules without opening up my network to abuse. In the past I...

http://wa0uwh.blogspot.com/2016/01/simple-complexity-by-proxy.html

UPDATED: As previously posted, I just needed a ROUND TUIT. I receive the replacement CDSH270 Diodes for my Antenna Tuner today, with a little work and with a TUIT they were installed. The Tu...

http://wa0uwh.blogspot.com/2015/12/got-round-tuit.html

UPDATED:  Tue Dec 22 21:38:59 PST 2015 I removed the 9:1 BalBal from my Off-Center-Fed Long Wire Antenna, as described below, it did not work as well as expected. More testing and measurement ...

http://wa0uwh.blogspot.com/2015/12/some-antenna-work-and-repair_13.html

UPDATED: Added Details and Links I created a fun function to compute CYCLOPS NUMBERS, see previous post. D=9; C=0; L=27;  ECHO "OBASE=${D}+1;(${D}+1)^(2*${L}-1) -1 -(${D}-(${C}%${D}))*(...

http://wa0uwh.blogspot.com/2015/12/more-fun-with-cyclops-numbers.html

UPDATED: Added Details and Links UPDATE: JAN 7, 2016 - New Largest Prime found: ECHO "2^74207281-1" | BC, which is 22 Million Digits, the function takes 77.25 minutes to compute on a 3.4GHz Pr...

http://wa0uwh.blogspot.com/2015/12/more-large-numbers.html

UPDATED: Added Details and LInks As noted in previous posts, I am a fan of Large Numbers, I am especially interested in small functions that compute Large Numbers. Recently I watched a Numb...

http://wa0uwh.blogspot.com/2015/12/large-numbers.html

UPDATED: Added Details and Links If you have been following my recent blog post, I posted about using "CURL" to send SMS messages to a Cell Phone Number, I have also created a software functi...

http://wa0uwh.blogspot.com/2015/12/email-from-raspberry-pi-or-esp8266.html

UPDATED: Added Details and Links Note: I am not a cryptographer , I just like playing with large numbers. There are no secret information provided in this blog post, it is all available onl...

http://wa0uwh.blogspot.com/2015/12/playing-with-diffie-hellman.html