-Dec 26, 20214 min readT-Minus Three Days: Adding a Real Time ClockAs mentioned in my previous post, with only three days left until launch, I made one last major change to STAR: I added a Real Time Clock...
-Dec 24, 20213 min read(Almost) Final SchematicsRather than continue to trickle this information out slowly, as I have been doing, I'm going to skip to the good stuff and hand over the...
-Jul 28, 20212 min readSimulating the High Voltage CircuitFor a simple, easy simulation of the bistable 555 oscillator, I turned to http://www.falstad.com/circuit/circuitjs.html Note that I have...
-Jul 25, 20212 min readHow It Works: Converting 3 V to 400 VBreadboards and circuit schematics are fine and good, but what is this circuit actually doing? STAR’s initial design borrowed heavily...
-Jul 25, 20211 min readBreadboard Revision 4Thoughts on circuit safety: The high voltage capacitor has the potential to fail, as it’s under the most stress. It can fail open, which...
-Jul 19, 20201 min readBreadboard Revision 3If you ever want to figure out how to cram components onto a breadboard, I cannot recommend Fritzing enough. https://fritzing.org/...
-Jul 19, 20202 min readInitial Circuit PartsMy Geiger circuit owes much gratitude to Tom Napier's article "Pocket Geiger Unit" from January, 2004. https://www.nutsvolts.com/magazine...
