Pulse and fundamental mode sequential circuits

Drones being sent into Fukushima are malfunctioning much faster than expected. Why is this the case and how can drones be used to prevent further loss of life in dangerous environments?

Soldering surface mount components by hand can be done, but reflow soldering in an oven is much quicker and produces more consistent results. Building a microprocessor controlled reflow oven is well within the abilities and budget of many hobbyists.

Do you need GPS time on your desk? This article will show you how to use a GPS module to get time, date and your location displayed on an LCD with an Arduino.