July 5, 2019 Bring 20th century telephones back with the rotary-dial cellphone Use an inexpensive cellphone to create a mobile rotary phone. Read now
July 3, 2019 Make your own replica Nixie tube clock If you love Nixie tubes but can't find what you need, build a lookalike clock using LED filaments and Arduino Read now
July 1, 2019 Build an Auto-Keyer for HAM Radio "Fox Hunting" Attach an amateur radio to this Arduino-powered device to create a perfect transmitter for fox hunting. Read now