A disk drive or other device that inputs and outputs raw voltages. All data coding and decoding is in the controller of the device. Contrast with bit level device. THIS DEFINITION IS FOR PERSONAL USE ...

A device, such as a disk drive, that inputs and outputs data bits. Contrast with pulse level device. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

Apple's slate of 2025 products look to be dominated by a large number of low-cost and entry-level devices. Here's what to expect. With advancements like Apple Intelligence and all-new in-house chip ...

If your introduction to digital electronics came more years ago than you’d care to mention, the chances are you did so with 5V TTL logic. Above 2V but usually pretty close to 5V is a logic 1, below ...