Upper+Casing

The best resource for tech and electronics projects, tutorials and reviews

Latest Posts

The New Beelink GTi 14 Ultra Has A PCIe x8 Slot

Michael Klements - July 17, 2024 0

Beelink got my attention two weeks ago when they reached out about a new mini PC that they were about to launch, the GTi...

Raspberry Pi 5 vs Intel N100 PC – Which Is Right For You?

Michael Klements - June 27, 2024 4

On a couple of my YouTube videos since the launch of the Raspberry Pi 5 last year, people have said that for the price...

Mixtile Core 3588E Review

Michael Klements - June 6, 2024 0

Today we're taking a look at the Mixtile Core 3588E. This is a new system on a module, based on the Rockchip RK3588. It's...

Recondition a Lead Acid Battery, Don’t Buy A New One

Michael Klements - May 12, 2016 146

Lead acid batteries often die due to an accumulation of lead sulphate crystals on the plates inside the battery, fortunately, you can recondition your...

Multiple Push Buttons on One Arduino Input

Michael Klements - May 17, 2019 29

The most commonly used Arduino board, the Arduino Uno, only has 12 available digital IO pins, so you may find yourself quickly running out...

I Built A 4-Bay Raspberry Pi 5 Based NAS

Michael Klements - May 15, 2024 16

Last year, I built a Pi-based NAS as cheaply as possible using a Raspberry Pi Zero 2W. It was a great project to learn...