As our society’s hunger for data grows—not only more data, but more data delivered faster—older modulation schemes based on NRZ-type encoding grow increasingly inadequate. We need to get data from ...

When analyzing transistors, there is a finite allowable signal level that provides accurate results, which is due to a phenomenon related to the large signal effects of semiconductor junctions. When ...

One in a series of short audio tips that have appeared in the Alabama Broadcasters Association “Monday Morning Coffee and Technical Notes” e-newsletter. It’s easy to understand a correlation of the ...

In Decibels: Use with caution, I reviewed the concept of decibels as a ratio of two powers (and sometimes voltages). Decibels are also used to indicate absolute power and voltage levels by specifying ...

Join the community discussion that is already taking place about this articleUnderstanding Your Signal Analyzer’s “Dynamic Range” Despite having just used the term “dynamic range” in the title myself ...

Wi-Fi networks have many variables and points of frustration. Different types of walls, materials and objects can impact the Wi-Fi signal in varying ways. Visualizing how the signals move about the ...