Many vintage American-made levels and squares were machined to tighter tolerances than today's consumer-grade digital tools. Digital levels rely on accelerometer-based sensors that drift out of ...

As we have observed in previous parts of this course, in a digital system, signals can take on only two values: high or low. These values are often represented by two voltage levels. The most used ...

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 ...