Connecting GPIB-capable lab equipment to your PC nowadays is mostly a choice between several USB-to-GPIB adapters. If your platform of choice is linux, especially the Raspberry Pi, then you may run ...

He built a USB power bank with an 18650 cell. While it would be ... to one of [patrick]’s earlier projects, a battery backup for the Raspberry Pi. This earlier project used an 14500 cell and ...