Detecting a signal pulse is usually basic electronics, but you start to find more complications when you need to time the signal’s arrival in the picoseconds domain. These include the time-walk effect ...

Detecting a signal pulse is usually basic electronics, but you start to find more complications when you need to time the signal’s arrival in the picoseconds domain. These include the time-walk effect ...

Polar frequency discriminators (PFD) are widely used in radar and direction-finding applications to determine the unknown frequency of incoming pulses. This article explains how to design the RF ...

Discord announced username changes that will remove the hashtag and four-digit discriminator. The roll out of the new username system is expected to take a few months. A new profile badge will display ...

Discord said its case-sensitive usernames and four-digit discriminators meant that half its users failed to connect with the person they meant to. Reading time 2 minutes Discord announced its users ...