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Design_and_Operation_of_AGC_Loops

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Design_and_Operation_of_AGC_Loops
TUTORIAL




DESIGN AND OPERATION
OF AUTOMATIC GAIN
CONTROL LOOPS
FOR RECEIVERS IN MODERN
COMMUNICATIONS SYSTEMS

T
his article is intended to provide insight VGA TYPES
into the effective operation of variable There are two major classes of VGA in use
gain amplifiers (VGA) in automatic gain today. The first is the so-called IVGA (input
control (AGC) applications. Figure 1 is a gen- VGA), which can be regarded as a passive
……
Design_and_Operation_of_AGC_Loops
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sohighwlk· 2010-01-28 09:59:36
靠,怎么回事
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