[ethanzonca]

A comprehensive evaluation of life, technology, and other factors contributing to general interest.
Fri May 7

Basic software control of the X-axis is working, all communication is done over cat5 (one cable per motor handles encoder, limit switch, and pwm). I’ve gotten accuracy down to +/- .0032”, which is probably good enough for me. Speeds are from .1 in/min (pretty nice) to 156 in/min with the current power supply.

Sat Mar 20
My desk back home. So clean, it’s ridiculous.

My desk back home. So clean, it’s ridiculous.

Thu Feb 11
PID on the espresso machine… seems to be working out pretty well, needs a lot of tuning though. I’m using 180 degrees as a calibration temperature, brewing will be a bit higher :D Update: check out my posts on espresso machine mods

PID on the espresso machine… seems to be working out pretty well, needs a lot of tuning though. I’m using 180 degrees as a calibration temperature, brewing will be a bit higher :D

Update: check out my posts on espresso machine mods

Wed Feb 10
The brass-tinted reflection of hard drive platters makes for nice photos… I wonder if there are filters with the same effect…

The brass-tinted reflection of hard drive platters makes for nice photos… I wonder if there are filters with the same effect…

Sun Jan 10
The backsword of today’s society—the autotoxin of humanity—is greed. It fuels our economy, government, and personal lives; It advances our personal goals with want-driven motivation; Yet it leaves us empty and lifeless once we acquire our objects of desire.

The backsword of today’s society—the autotoxin of humanity—is greed.

It fuels our economy, government, and personal lives;

It advances our personal goals with want-driven motivation;

Yet it leaves us empty and lifeless once we acquire our objects of desire.

Fri Dec 4

The endless joys of randomness permeate even the most incomprehensible of odds

Wed Nov 11

Once upon a lollipop-embossed contraband pallet, a young elf dawdled about the quad of interesting intellectuals. After caressing his aluminum sprocket-holder, he dabbed at his forehead with a small square of Teflon-encrusted material. He wept.

Fri Nov 6

dormDoor write-up coming soon!

Sometime in the near-ish future, I’ll post a nice description of my rfid door opener, once I get the software serial working alongside the hardware serial, and once I have some time! Expect it in the next few weeks :D

Sun Nov 1
ethanzonca.com - now with more coffee.

ethanzonca.com - now with more coffee.

Wed Oct 7
The prolific joys of college… Amidst the near-constant homework and usual craziness, I was backing up photos and found this, and thought it was wallpaper-worthy. Click for full-size.

The prolific joys of college… Amidst the near-constant homework and usual craziness, I was backing up photos and found this, and thought it was wallpaper-worthy. Click for full-size.