this is a project to control the electronic bi modal valve controllers in the vf commodore using arduino. it uses 10v PWM at 200hz to control the valve state I just went with a simple momentary switch ...

What’s better than getting your family and friends together for a good, old-fashioned night of party games? Parties just aren’t as fun as they could be unless there are some games to play. There’s ...

You picked up a Jeep Wrangler to chase the American dream. Now, those AUX switches on the dash are staring back at you, begging to be wired into something fun. They're not there for show, and they're ...

A return to common sense: The systems knowledge and versatility of mechanical engineers make them more suited than programmers and EEs when it comes to practical interface design. 1. The shifter in a ...

Yes, headlamps are many people’s go-to lighting solution. But the best flashlights offer more power and longer-lasting ...

An electronic toggle ratchet relay is a specialised type of relay that, unlike standard relays, maintains its state (either on or off) even after the control signal is removed. It ‘latches’ into ...

SONOFF sent us a sample of the MINI-D Wi-Fi smart switch with a dry contact design for review. If you’re familiar with the larger SONOFF 4CH Pro model, which features four channels, the MINI-D ...

Adafruit Feather is a complete line of development boards from Adafruit and other developers that are both standalone and stackable. They're able to be powered by LiPo batteries for on-the-go use or ...

The 12-inch Windows 10 2-in-1 tablet Acer Switch 5 was announced by Acer in New York today. This is the successor to the fanless Acer Switch Alpha 12 launched one year ago. Now Acer have upgraded it ...

I'd guess you are looking at a cap failure in the original PSU. 386 era is what, early 90s. 30+ years is a good run. If a replacement PSU doesn't have a switch, you could always hook it to a surge ...