Tag: Attenuators

What is Attenuators? Attenuators are passive devices. It is convenient to discuss them along with decibels....

Decibel as Absolute Unit of Power It is also possible to use the decibel as a unit of absolute power, in addition to...

The Bel is Used to Represent Gain In its simplest form, an amplifier’s gain is a ratio of output over input. Like all...

The Voltage Gain Because amplifiers have the ability to increase the magnitude of an input signal, it is useful to be...

Practical Benefit of Active Devices The practical benefit of active devices is their amplifying ability. Whether the...

Passive Devices Components incapable of controlling current by means of another electrical signal are called passive...

Introduction This third volume of the book series Lessons In Electric Circuits makes a departure from the former two in...