This is a small blog where I talk about tech, from servers to CNC. That is all.
About
I’m an occasional systems administrator who prefers self hosting over pay hosting or many ad driven services. I’m also a Java and C developer and engineer with a background in 3d design and an interest in 3d printing, lasers, etc. I also have no idea how to blog.
Blog
Upgrading the Network Video Recorder
I’ve been using a small 1U server (Running an E3 V2 CPU) to run Blue Iris for a few years now, and in an attempt to find power savings in my electric bill (and subsequent AC savings too) I decided to do some digging for a replacement. I gathered some metrics on the old server …
Home Assistant Markdown Cards
I have had XKCD comics in my home assistant dashboard for a while now, but never had the alt text or the title in the dashboard. I wasn’t entirely sure how to get those into the UI in a nice clean way (I’m not very good with the templates yet). I finally found the nice …
Playing Music on a Tag Reader
The tag reader, and it’s relative the NFCDeck have piezo buzzers in them. These can be used to play monotone music via PWM signal from an ESP. As an addition to this, there’s a simple music file format from the early years of cellphones that’s also supported by this system. Combine these together and we …