Articles in the Hardware category

Bias Tee

I have been working on building a remote antenna switch to switch from my 40-10 meter to my 80-40 meter antenna —more on the switch in...

ESP8266 Environment Sensor

Humidity control is essential to make sure your home is healthy and comfortable. Too much humidity is bad but so is too little. In the...

Garden Lights

At home, I wanted to install lights along the fence to create an ambiance in my backyard. I wanted to have the lights turn on at sunset...

Embedding OpenBSD

For some of my projects such as DNS/DHCP servers, routers, firewalls, NTP Servers, or for some Arduino projects, I embed OpenBSD on...

How SSD works

Everybody thinks SSDs are lightning fast. Of course there are no spinning disk platters and no head positioning. Everything is done in...

Arduino Temperature and Humidity sensor

This project will show the temperature in C and % of relative humidity of the ambient air on an LCD display.