A 1.5 Volt, 1970’s Style LED Flashing Red Caboose Marker Light using tiny microcontroller
A circuit that drives a red LED from a 1.5 volt battery and simulates an incandescent light. Duty cycle can be changed by selecting resistor values. Photo 1. This printed circuit board is 3 cm long. The first prototype was made with through hole parts. This is a single sided surface mount board with one […]