Turn any outlet into a 10-port charging hub for $16 (38% off)

Did you know that your regular wall outlets could be so much more useful? Imagine this: instead of just 2 outlets, what if ...
Hackaday

Create A Tiny Telephone Exchange With An Analog Telephone Adapter

An analog telephone adapter (ATA), or FXS gateway, is a device that allows traditional analog phones to be connected to a ...

Anker GaN charger for 35% off: Fast-charge 2 USB-C devices at once

This tiny little power adapter is a fast-charging winner, especially for just $19.49 (was $29.99) on Amazon with this deal.
IEEE

A Robotic System With Multichannel Flexible Parallel Manipulators for Single Port Access Surgery

Abstract: Robot-assisted single port access surgery (SPAS) brings significant benefits to the patients. However, it is challenging due to the limited incision size and requirements in precision, load ...
GitHub

PS/2 to Serial Mouse Adapter

Many retro PCs were used with serial port mouse and don't have any PS/2 ports. Unfortunately most of the serial mice are broken or expensive today. Furthermore they were mechanical devices with a ...
IEEE

A Bidirectional Three-port Current-fed LC Parallel Resonant Converter

Abstract: This paper presents a Three-port current-source bidirectional resonant converter. The converter achieves zero-voltage switching (ZVS) due to the presence of a parallel resonant tank circuit, ...