Apple’s Thunderbolt cables aren’t something we usually recommend because they’re just so expensive, but they’re hard to pass ...

You are measuring a voltage and a current. With a four-wire measurement, one pair of wires carries current to the device under test and the other pair of wires measure the voltage drop.

OWC has introduced two new active optical USB4 cables offering extended lengths and high-speed connectivity at more competitive prices than Apple's only long Thunderbolt 4 cable offering.

OWC has unveiled a couple of new cables for those users in production setups that rely on Thunderbolt 4 connectivity. What makes the USB4 40Gb/s Active Optical Cable different from other ...