I built an electric oven using salvaged parts from a toaster and added a PID controller for consistent temperature. This oven can reach up to 300°C, making it ideal for tempering knives and melting ...

Face it — you want a reflow oven. Even the steadiest hands and best eyes only yield “meh” results with a manual iron on SMD boards, and forget about being able to scale up to production. But what ...

[Matt] wanted to have more control over his meat smoker so he built this advanced PID smoker controller. It uses the solid state relay seen in the bottom-right of this image to switch the smoker’s ...