This chapter presents the origin and conversion of the decibels. Decibels or dB, as it is called - is one of the most widely used tools of those who design and build radars. Decibels are commonly used to express gains and losses. Gain is output divided by input. Loss is input divided by output.

Chapter Contents:

• What Decibels Are
• Converting from Power Ratios to dB
• Converting from dB to Power Ratios
• Representing Power Ratios Less Than One
• Using Decibels
• Power Gain in Terms of Voltage
• Decibels as Absolute Units

Inspec keywords: radar theory

Other keywords: decibels; radar theory

Subjects: Radar theory