Other
“There is a special interest in CO2 sensors lately because they are also useful to help prevent the spreading of the Coronavirus. Since the virus is mainly transmitted via aerosols it is important to assure good ventilation indoors. Since CO2 …
“A Practical 4-Bit Educational Computer A re-implementation & extension of a classic 4-bit education system from 1981 - the Busch 2090 Microtronic Computer System. This Next Generation Microtronic offers SDcard-based file storage, extended programming and debugging facilities utilizing its large LCD, a …
“Some years ago I had the chance to drive a C6 Corvette with a HUD and loved it. The ability to see your speed and RPM without taking your eyes off the road made driving much more enjoyable. For a …
“I saw this LED bar-graph on the Pimoroni site and thought it might be an inexpensive and fun project while undertaking covid-19 lockdown. It contains 24 LEDS, a red and a green, in each of its 12 segments, so in …
“A TTL/CMOS based clock that displays the time along a 60 LED bargraph. I like clocks. I like LEDs. I like mucking around with circuits. I want to make a clock that displays the time along an LED bargraph …
“An electronic skeet shooting game with 9 levels of play. It includes features such as score and shot count. This electronic skeet shoot game was inspired by a similar version by masonhorder. LED bar graph displays are used instead of …