Got a spare PC? How I turned mine into an open-source smart home hub for free

Smart homes make sense. The devices that bring a certain level of automation to your home are exciting, and they can also ...
IEEE

Design and testing method of push-the-bit rotary steerable system bulid-up-rate evaluation device

Abstract: For static push-the-bit rotary steerable drilling tool assemblies, existing build-up-rate(BUR) prediction methods are mostly theoretical calculations. Due to simplified modeling conditions, ...
IEEE

A 64 Gb/s/pin Single-Ended PAM-4 Transmitter With a Merged Preemphasis Capacitive-Peaking Crosstalk Cancellation Scheme for Memory Interfaces in 28-nm CMOS

Abstract: A 64 Gb/s/pin single-ended four-level pulse amplitude modulation (PAM-4) transmitter (TX) incorporating a merged preemphasis capacitive-peaking (C-peaking) crosstalk cancellation (XTC) ...
The New York Times

Crew Is Rescued After U.S. Helicopter Goes Down Near Strait of Hormuz

It was not immediately clear what led to the incident, which came at a time when the cease-fire in the war has grown tenuous. By Eric Schmitt Maggie Haberman and Jonathan Swan A U.S. Army Apache ...
note

Operating model railway points with Raspberry Pi Pico 2W.

Since I succeeded in moving the train, the next step is switching the points. KATO points switch by momentarily applying 12V DC, and the direction of the switch is determined by the polarity.