<transcript><audio_114>biasing resistor alright what I want to do is make sure that I use this value of our load right just to illustrate this suppose we had maybe a 20 K on resistor for biasing and this was you know a small signal interstage amplifier I'm</transcript><transcript><audio_115>feeding another stage and this load value is the input impedance to the next stage which is 10 K so we would say that the little RC is 20 K in parallel with 10 K that's a two-to-one ratio so that</transcript><transcript><audio_116>will give us 2/3 of the smaller value which is six point six seven K well if you calculate your power at six point six seven K obviously you're going to get a bigger value than if you calculated with the 10 K all right so that would be a bit of a cheat because</transcript><transcript><audio_117>you're not talking about power that's getting the load you're talking about power that's in the load and in this biasing resistor so that is one other thing to remember all right so to recap what we do here is we calculate our AC</transcript><transcript><audio_118>load line and we have two equations for that right here most importantly is the second one this one right here and we want to basically look at these two pieces of it V CEQ and I CQ times D</transcript> biasing resistor alright what I want to do is make sure that I use this value of our load right just to illustrate this suppose we had maybe a 20 K on resistor for biasing and this was you know a small signal interstage amplifier I'm feeding another stage and this load value is the input impedance to the next stage which is 10 K so we would say that the little RC is 20 K in parallel with 10 K that's a two-to-one ratio so that will give us 2/3 of the smaller value which is six point six seven K well if you calculate your power at six point six seven K obviously you're going to get a bigger value than if you calculated with the 10 K all right so that would be a bit of a cheat because you're not talking about power that's getting the load you're talking about power that's in the load and in this biasing resistor so that is one other thing to remember all right so to recap what we do here is we calculate our AC load line and we have two equations for that right here most importantly is the second one this one right here and we want to basically look at these two pieces of it V CEQ and I CQ times D
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