Blog

Jul 16, 2023

Hackaday Prize 2023: Building A Relay ALU

There’s much truth in the advice that, to truly understand something, you need to build it yourself from the ground up.

Jul 15, 2023

Using a relay to power a magnetic lock with a separate power supply

Using a relay to power a magnetic lock with a separate power supply | All About Circuits

Jul 14, 2023

Vintage Test Equipment Addiction Justified

Recore 3D printer board developer [Elias Bakken] has posted about the automatic test procedure he developed using a stac

Jul 13, 2023

TRS

A lot of people had a Radio Shack TRS-80 Model I. This was a “home computer” built into a keyboard that needed an extern

Jul 12, 2023

Overthinking Solenoid Control

No circuit is so trivial that it’s not worth thinking hard about. [Charles Wilkinson] wanted to drive a solenoid air val

Jul 11, 2023

Making Sure You Have a True Understanding of the Application of Relay Devices

It never hurts to review the importance of sound basic skills and practices, especially when many experienced techs are

Jul 10, 2023

Magnet

While most of us stick to electronics around here, the few and the proud can also manage to stick to walls and ceilings.

Jul 09, 2023

Apollo DSKY Display Glows Again

We love seeing old technology brought back to life, especially when it’s done in the context of how the device was origi

Jul 08, 2023

Selecting high

By Rachael Pasini | June 22, 2023 By Geoff Schwartz | Business Development Manager • Littelfuse Success in the global el

Jul 07, 2023

Modified Toggle Switches Grace Hyper

In the world of the cockpit simulator hobby, no detail is too small to obsess over. Getting the look and feel of each an

Jul 06, 2023

Space Station

Two astronauts are counting down to a spacewalk planned for next Friday to replace a failed voltage regulator. While tho

Jul 05, 2023

I need help with reversing a 12v dc motor with limit switches, non

I need help with reversing a 12v dc motor with limit switches, non-stop. | All About Circuits