This detailed comparison dives into the Tofu65 keyboard build, highlighting its design, build quality, and unique features such as tray-mounting and underglow PCB. Various components like keycaps, ...

Despite car safety coming on leaps and bounds in recent years, modern hybrid vehicles are involved in three times as many ...

One morning this past June, inside the mission control building at NASA’s Johnson Space Center in Houston, 20 or so flight ...

In January 2026, an active de-icing system based on heat pipes and automatic control became operational on the Leshan–Xichang ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

Eric Fossum, the inventor of the modern CMOS sensor and longtime friend of DPReview, was recently awarded the Draper Prize ...

Amazon’s entry-level video doorbell delivers essential features at a bargain price, and it gives you subscription-free ...

Fig 1. The traditional window comparator with a single op amp has interactions between the output and the reference voltage that creates uncertainty in its hysteresis window width. Fig 2. Adding a ...

Blackmagic ’s Pyxis 12K arrives as one of the most compelling cinema cameras of the moment, packing a full-frame 12K RGBW ...

My last column (“Designing with comparators,” EDN, March 29, 2001, pg 56) discussed basic comparator theory, and this column adds hysteresis to comparators to eliminate multiple switching on the ...