A simple, low cost, and precision frequency meter uses only two pins of a pc parallel port (Figure 1). The TTL-level periodic input signal with frequency f IN connects to the ACK pin of LPT1. This ...

When you're getting ready to plug an external hard drive or USB flash drive into your favorite device, you have a choice to make. That's because most computers have multiple USB ports, and despite ...

The USB port on your router is often unused and yet it offers practical functions that can make everyday life easier. You can do things like saving and sharing files, mobile charging, or even an ...

USB ports have quietly turned into the default power outlet for phones, laptops, headphones, and even monitors, but the ...

Nothing is more confusing in the tech world than USB. First, there's understanding every USB port symbol and icon. Some USB ports are orange and some USB ports have lightning bolts. That's before we ...

Scientists working to enhance brain-computer interface (BCI) technology—which allows people to control devices with their thoughts—have found they can improve the performance of electrodes implanted ...

Surgeons implant an invasive brain-computer interface device in a patient at Fudan University's Huashan Hospital on March 25. CHEN JIE/XINHUA In a nursing home in Langfang, Hebei province, Wang Ming ...

Video deinterlacing and scaling, like many other aspects of multimedia, are deceptively simple in theory but challenging to properly implement when you face imperfect and unpredictable real-life ...

We may receive a commission on purchases made from links. Nothing is more confusing in the tech world than USB. First, there's understanding every USB port symbol and icon. Some USB ports are orange ...

Offline Portable Device Features Thousands of Classic NES, SNES, Genesis, and PlayStation Games Without Wi-Fi or Downloads ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...