Updated 07/01/25: Entries and advice updated to reflect the new OLED TVs that were unveiled at CES 2025. Updated 03/12/24: Pricing for recommended sets updated post Black Friday/Cyber Monday, new ...

QLED/LCD TVs, even the best ones with the most effective full-array local dimming, let some light through, leading to more washed-out, grayer black levels and blooming around bright sections.

NARRATOR: That ice cream dispenser is out of control Frank! Let’s look at how it’s set up. We can see it’s a series circuit because everything is connected to one path. The power is coming ...

This study demonstrates multiple transient voltage suppressor (TVS) diodes-based protection circuits under high-power microwave (HPM) pulses to protect sensitive semiconductor and microwave devices ...

This brief offers a fresh insight into the behavior of PIN diodes over temperature. A simple but accurate biasing and control circuit for attenuators and other PIN diode applications is described. The ...

AND gate implemented as diode-resistor logic. (Credit: Anthony Francis-Jones) ...

Learn about and revise electrical circuits, charge, current, power and resistance with GCSE Bitesize Physics.