Figure 12-69 Full Alternative Text 20. Repeat Problem 19 for each circuit in Figure 12-70. out Vino- + Vino- Aol = 220,000 Zin = 6 MO Zout = 100 (a) (b) + Apl = 100,000 Zin = 5 MQ Zout = 60 out O Figure 12-70 Figure 12-70 Full Alternative Text 21. Repeat Problem 19 for each circuit in Figure 12-71. R Vino-W 10 Rf www 150 Rf www 10 Ri Vino-W 100 Vout out Aol = 125,000 Zin = 1.5 MO Zout=40 (b) Al = 75,000 Zin = 1 MO Zoud = 50 + Al = 50,000 Zin = 800 kn Zout = 75 R www 10 Ri Vino-W 470 out Aol = 250,000 = 3 Zout = 702 out