To conclude -1 ●●● ●●●● ●●●●● ●●●0 3.5 Noise Temperature and Noise Figure ●●●●0 ●●● No larger noise DUT N;=kToB- kB GkB G,Te,B small noise F=S./N=1+T=1+ S。/N。T Lossy Line: y=a+jB,L=e2l T.-(L-IyT F-1+(-D Cascaded Components =+会++ 十 GGG2GGG; F=F+ E-1F-1F4-1 十 GGG,GG,Gs 3.6 Noise Figure of Passive Networks N =kTB Ga-G. IS2Pa-r,P) T= 1-1 ① 11-Sr,P(1-Im) (S] (T) +1-G1T F=1 S2S2T G21 To 1-Sur 1To conclude - 1 §3.5 Noise Temperature and Noise Figure §3.6 Noise Figure of Passive Networks larger noise small noise Lossy Line: Cascaded Components 1 0 0 0 i , , i i S S N N e DUT N kT B GT B    i 0 e N N T kB GkB   00 0 / 1 1 / i i e added i SN T N F SN T N    2 , l j Le      ( 1) T LT e   0 1 ( 1) T F L T   1 0 11 1 2 2 2 ,, , , i e e N kTB N N G FT G F T     23 4 1 1 12 123 2 4 3 1 1 12 123 1 1 1 ee e e e TT T T T G GG GGG F F F F F G GG GGG                  2 2 21 21 a 2 2 11 | | (1 ) |1 | (1 | | ) s s out S G G S        21 21 0 1 1 G T F G T    21 1 ( 1) T T e G   12 21 22 11 1 s out s S S S S     