You can use an LTSpice FFT to check expected performance from an amplifier, and compare simulated results to the data sheet specifications. Read more
Third Party PCB Fabrication – My OSH Park Experience
My first experience with third party PCB fabrication was painless, reasonably priced and relatively fast. Oh, and they are much better than anything I could have done myself. Read more
Surface Mount Toner Transfer Experiments
My surface mount toner transfer experiments led me to move from using magazine pages to heavier photo paper stock to get better results. Take a look! Read more
KiCAD PCB Design – A Fully Integrated Solution
KiCAD PCB design is something every electronics maker should learn and use for their printed circuit boards. It does pretty much everything and it’s free. Read more
Wideband Loop Base Amplifier Feeds Receiver
We complete the electronics requirements for our loop antenna design with a wideband loop base amplifier to match the transmission line to a receiver. Read more
Surface Mount PCB Artwork – Using Inkscape
Surface mount PCB artwork requires you to print designs smaller than a grain of rice. Is this even possible with my home laser printer? Read more
Zotero Technical Library – Getting Organized
Finding information is important. Build a sophisticated Zotero Technical Library on your PC to organized your digital assets. Read more
Alexa Arrives – Amazon Echo for Christmas
When Alexa arrives in your house – and it will – you need to make some decisions. Try to make a few of these decisions consciously. This tech is so compelling. Read more
Wideband Loop Transmission Line Choices
With a little ingenuity, you can select either coaxial or network cable for your wideband loop transmission line. Either will work, but I am going with twisted pair. Read more
Is It Time to Rename Amateur Radio?
Bob gave me a new Amateur Radio mug for Christmas. It falls short of trying to rename amateur radio, but does a great job of re-branding. Read more