What’s at the heart of the iRythm Zeo XT monitor?
I came into possession of a Zeo XT long-term heart monitor (see image right). The device was sent to someone I know who ended up not using it. So I took it and,...
Tag: hardware
Why changing your spots is hard: shifting a business from hardware to software
Shifting from a hardware business to a software business is not easy. Organizations need to be prepared to make the changes necessary to succeed.
Many new things for me last week
Just a quick post about some new things I am proud to have learned in the past week (plus a bonus from the week before last). BadgelifeOn Friday, I received som...
Mundane ‘aha!’ moments, mistakes, and mental models
A while back, I bought some LED pendants that I put on my dogs when I send them our into the yard at night to do their business. The pendants help me see where ...
Working up to a proto step by step
I just posted a description of a tangible concept demo I recently built. There were a few new things in this, such as learning how to use the serial connection,...
Optoisolation and tangible concept demonstration
I work at a company that offers hardware-based cybersecurity products and services. Our major product is a network appliance, called a data diode, that restrict...
Hacking hardware
This past month or so I’ve delved into hacking hardware (not building, but taking apart). I’m leading the efforts at Owl, the company I work with, t...
Pause for station identification
Wow. The world is such a different place since my last station identification. I’m writing this in the midst of the largest global disruption since perhap...
Fun with cardboard circuits
The usual progression for making printed circuits is (very roughly) you design the circuit, prototype it on a breadboard, design your PCB, and iterate on your P...
Acquiring new skillz, one achievement and a time
I am reminded of D&D, where everyone starts at Level 1 and you need to go adventuring to gain experience. Overlaid on that, each character has their class a...