My latest Nixie Tube Project, a desktop calculator controlled by the Raspberry Pi. It’s currently on Kickstarter!
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Cisco IOS Router Firewall Configuration (and close an open DNS resolver)
So I was happily using my Cisco 861W router, and then all of a sudden, years later my internet connection started to slow down. It was fairly obvious the problem was happening during domain name resolution. Sometimes it was fast, other times it was slow. To diagnose the problem, I turned on debugging: debug domain …
Read MoreAutomated Cellular Shades with Somfy
I decided to upgrade the office with an automated cellular shade for two reasons: 1) I like the privacy of having shades that automatically close at sundown, and 2) it’s more convenient to operate the shade from the desk rather than having to get up and climb around the table. The vendor I decided to …
Read MoreRaspberry Pi Nixie Tube Clock Prototype
Nixie tube clock prototype using IN-12 Nixie tubes with a Raspberry PI. 74141 / K155D drivers are used with 74HCT595 shift registers.
Read MoreA temperature and humidity probe for the Elk M1 Gold
I design and build a temperature and humidity probe for the Elk M1 Gold Alarm / Home automation panel. A parallax propeller microcontroller and an SHT11 sensor is used.
Read MoreCooper Wiring Devices TR7735W-BOX night light teardown
A futile attempt to tear apart an LED night light in order to alter the sensitivity of the photocell.
Read MorePropeller-powered IN-12 Nixie Clock
My first self-designed Nixie Tube clock prototype. I use IN-12 Nixie tubes along with a parallax propeller microcontroller and a UP501 GPS module.
Read MoreNixie Tube Web Counter
I design a hit counter for smbaker.com using a Nixie Tube display module and a parallax propeller microcontroller.
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