@crash Oh, yeah. I remember going through that. I will post a link to my question and answer if I can find the link. Ah, here it is. Basically, one ...

@crash Hey John, glad to see your introduction. You know, that feeling of "well, this works, but what if we adjusted this part a bit . . ." is on...

@zander Thanks for the recommendation. Sorry it took me awhile to get back to you. I finally bit the bullet and looked into the voltage dividers, trie...

@will Thanks very much for that advice. Regarding filament, ha, you're correct, addictive indeed.

Howdy. I've used several printers since 2014, but only on a casual basis, not having my own. Makerspaces have a wild variety, which take some tinkerin...

Good question, Bill. Part of it relates to the "in-between" nature of the Pi. Yes, it's a real Linux computer, but it does have those GPIO pins and go...

@veteran68 Thanks for providing that information. Got a kick out of the name. I bought an Apple Macintosh Quadra 950 years ago, about 150 times the pr...

@lee-g Ha, sense indeed. Tell her the virtues of an alternate bottle cap opener personalized with Star Trek logos, or emblem of <insert favorite sp...

@dronebot-workshop Hey Bill, great article and project! I'm kind of the reverse of some here: I liked the idea of a "breakout board" so much I gathere...

@will - Got it, thanks. Number of picoFarads plus some number of zeros. A formula I can remember is much better than an arbitrary lookup. 😎

@Kyosho_Tom - I am definitely a beginner myself, but have found Bill's article and video to be very helpful. I've returned to it several times to remi...

@Ron - Got it. I have enough of these HC-SR501, that I think I can dedicate some to installations that are not meant to ever be disassembled. Glue gun...