III. Obliczenia.

1. Wyznaczanie R_we.

• dla wzmacniacza OE

$$R_{\text{we}} = \frac{U_{\text{we}}}{E_{g} - U_{\text{we}}}*R_{g} = \frac{4,04}{5 - 4,04}*1 = 4,21\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB

$$R_{\text{we}} = \frac{6,61}{50 - 6,61}*0,1 = 0,01523\left\lbrack \text{kΩ} \right\rbrack = 15,23\lbrack\Omega\rbrack$$

$$R_{\text{we}} = \frac{6,68}{50 - 6,68}*0,1 = 0,01542\left\lbrack \text{kΩ} \right\rbrack = 15,42\lbrack\Omega\rbrack$$

• dla wzmacniacza OC

$$R_{\text{we}} = \frac{31,33}{50 - 31,33}*10 = 16,78\lbrack k\Omega\rbrack$$

$$R_{\text{we}} = \frac{31,88}{50 - 31,88}*10 = 17,59\lbrack k\Omega\rbrack$$

1. Wyznaczanie R_B(E).

• dla wzmacniacza OE

R_B(E) = R₄∥R₆ 

$$R_{B(E)} = \frac{R_{6}*R_{4}}{R_{6} + R_{4}} = \frac{22*10^{3}*160*10^{3}}{22*10^{3} + 160*10^{3}} = 19,34\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB

R_B(E) = R₁₁

R_B(E) = 1[kΩ]

• dla wzmacniacza OC

R_B(E) = R₄∥R₆ 

$$R_{B(E)} = \frac{22*10^{3}*160*10^{3}}{22*10^{3} + 160*10^{3}} = 19,34\lbrack k\Omega\rbrack$$

1. Wyznaczanie r_we.

• dla wzmacniacza OE

$$r_{\text{we}} = \frac{R_{B(E)}*R_{\text{we}}}{R_{B(E)} - R_{\text{we}}} = \frac{19,34*4,21}{19,34 - 4,21} = 5,38\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB

$$r_{\text{we}} = \frac{1*10^{3}*15,23}{1*10^{3} - 15,23} = 15,47\left\lbrack \Omega \right\rbrack = 0,0155\lbrack k\Omega\rbrack$$

$$r_{\text{we}} = \frac{1*10^{3}*15,42}{1*10^{3} - 15,42} = 15,66\left\lbrack \Omega \right\rbrack = 0,0157\lbrack k\Omega\rbrack$$

• dla wzmacniacza OC

$$r_{\text{we}} = \frac{19,34*16,78}{19,34 - 16,78} = 126,77\lbrack k\Omega\rbrack$$

$$r_{\text{we}} = \frac{19,34*17,59}{19,34 - 17,59} = 194,39\lbrack k\Omega\rbrack$$

1. Wyznaczanie R_C(E).

• dla wzmacniacza OE

R_C(E) = R₈ = 5, 6[kΩ]

• dla wzmacniacza OB

R_C(E) = R₈ = 5, 6[kΩ]

• dla wzmacniacza OC

R_C(E) = R₁₁ = 1[kΩ]

1. Wyznaczanie r_wy.

• dla wzmacniacza OE

$$r_{\text{wy}} = \frac{R_{C(E)}*R_{\text{wy}}}{R_{C\left( E \right)} - R_{\text{wy}}} = \frac{5,6*4,1}{5,6 - 4,1} = 15,31\lbrack k\Omega\rbrack$$

$$r_{\text{wy}} = \frac{5,6*5}{5,6 - 5} = 46,67\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB

$$r_{\text{wy}} = \frac{R_{C(E)}*R_{\text{wy}}}{R_{C\left( E \right)} - R_{\text{wy}}} = \frac{5,6*5,15}{5,6 - 5,15} = 64,09\lbrack k\Omega\rbrack$$

$$r_{\text{wy}} = \frac{5,6*5,52}{5,6 - 5,52} = 386,4\lbrack k\Omega\rbrack$$

• dla wzmacniacza OC

$$r_{\text{wy}} = \frac{R_{C(E)}*R_{\text{wy}}}{R_{C\left( E \right)} - R_{\text{wy}}} = \frac{1*0,05}{1 - 0,05} = 0,053\lbrack k\Omega\rbrack$$

$$r_{\text{wy}} = \frac{R_{C(E)}*R_{\text{wy}}}{R_{C\left( E \right)} - R_{\text{wy}}} = \frac{1*0,054}{1 - 0,054} = 0,057\lbrack k\Omega\rbrack$$

1. Wyznaczanie G_u0.

• dla wzmacniacza OE

$$G_{u0} = \frac{U_{\text{wy}}}{U_{\text{we}}} = \frac{175*10^{- 3}}{4,04*10^{- 3}} = 43,32\lbrack\frac{V}{V}\rbrack$$

$$G_{u0} = \frac{740*10^{- 3}}{4,04*10^{- 3}} = 183,17\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OB

$$G_{u0} = \frac{242*10^{- 3}}{6,61*10^{- 3}} = 36,6\lbrack\frac{V}{V}\rbrack$$

$$G_{u0} = \frac{1000*10^{- 3}}{6,68*10^{- 3}} = 149,7\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OC

$$G_{u0} = \frac{95*10^{- 3}}{31,33*10^{- 3}} = 3,03\lbrack\frac{V}{V}\rbrack$$

$$G_{u0} = \frac{95*10^{- 3}}{31,88*10^{- 3}} = 2,98\lbrack\frac{V}{V}\rbrack$$

1. Wyznaczanie R_L.

• dla wzmacniacza OE

R_L = R_C(E)∥R_o 

$$R_{L1} = R_{8}\left\| R_{o} \right.\ = \frac{5,6*10^{3}*1*10^{3}}{5,6*10^{3} + 1*10^{3}} = 848,48\left\lbrack \Omega \right\rbrack = 0,85\lbrack k\Omega\rbrack$$

$$R_{L2} = R_{8}\left\| R_{o} \right.\ = \frac{5,6*10^{3}*10*10^{3}}{5,6*10^{3} + 10*10^{3}} = 3589,74\left\lbrack \Omega \right\rbrack = 3,59\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB.

$$R_{L1} = R_{8}\left\| R_{o} \right.\ = \frac{5,6*10^{3}*1*10^{3}}{5,6*10^{3} + 1*10^{3}} = 848,48\left\lbrack \Omega \right\rbrack = 0,85\lbrack k\Omega\rbrack$$

$$R_{L2} = R_{8}\left\| R_{o} \right.\ = \frac{5,6*10^{3}*10*10^{3}}{5,6*10^{3} + 10*10^{3}} = 3589,74\left\lbrack \Omega \right\rbrack = 3,59\lbrack k\Omega\rbrack$$

• dla wzmacniacza OC

R_L = R_E∥R_o 

$$R_{L1} = R_{11}\left\| R_{o} \right.\ = \frac{1*10^{3}*1*10^{3}}{1*10^{3} + 1*10^{3}} = 500\left\lbrack \Omega \right\rbrack = 0,5\lbrack k\Omega\rbrack$$

$$R_{L2} = R_{11}\left\| R_{o} \right.\ = \frac{1*10^{3}*10*10^{3}}{1*10^{3} + 10*10^{3}} = 909,1\left\lbrack \Omega \right\rbrack = 0,91\lbrack k\Omega\rbrack$$

1. Wyznaczanie G_i0.

• dla wzmacniacza OE

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L1}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{175*10^{- 3}}{0,85*10^{3}}}{\frac{4,04*10^{- 3}}{5,38*10^{3}}} = 274,17\lbrack\frac{A}{A}\rbrack$$

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L2}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{740*10^{- 3}}{3,59*10^{3}}}{\frac{4,04*10^{- 3}}{5,38*10^{3}}} = 274,50\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OB

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L1}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{242*10^{- 3}}{0,85*10^{3}}}{\frac{6,61*10^{- 3}}{0,0155*10^{3}}} = 0,67\lbrack\frac{A}{A}\rbrack$$

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L2}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{1}{3,59*10^{3}}}{\frac{6,68*10^{- 3}}{0,0157*10^{3}}} = 0,65\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OC

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L1}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{95*10^{- 3}}{0,5*10^{3}}}{\frac{31,33*10^{- 3}}{126,77*10^{3}}} = 768,79\lbrack\frac{A}{A}\rbrack$$

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L2}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{95*10^{- 3}}{0,91*10^{3}}}{\frac{31,88*10^{- 3}}{194,39*10^{3}}} = 636,56\lbrack\frac{A}{A}\rbrack$$

1. Wyznaczanie G_u0s.

• dla wzmacniacza OE

$$G_{u0s} = \frac{U_{\text{wy}}}{E_{g}} = \frac{175*10^{- 3}}{5*10^{- 3}} = 35\lbrack\frac{V}{V}\rbrack$$

$$G_{u0s} = \frac{740*10^{- 3}}{5*10^{- 3}} = 148\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OB.

$$G_{u0s} = \frac{242*10^{- 3}}{50*10^{- 3}} = 4,84\lbrack\frac{V}{V}\rbrack$$

$$G_{u0s} = \frac{1000*10^{- 3}}{50*10^{- 3}} = 20\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OC

$$G_{u0s} = \frac{95*10^{- 3}}{50*10^{- 3}} = 1,9\lbrack\frac{V}{V}\rbrack$$

1. Wyznaczanie G_i0s.

• dla wzmacniacza OE

$$G_{i0s} = G_{u0s}*\frac{R_{g}}{R_{L1}} = 35*\frac{1*10^{3}}{0,85*10^{3}} = 41,18\lbrack\frac{A}{A}\rbrack$$

$$G_{i0s} = G_{u0s}*\frac{R_{g}}{R_{L2}} = 148*\frac{1*10^{3}}{3,59*10^{3}} = 41,23\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OB

$$G_{i0s} = G_{u0s}*\frac{R_{g}}{R_{L1}} = 4,84*\frac{0,1*10^{3}}{0,85*10^{3}} = 0,57\lbrack\frac{A}{A}\rbrack$$

$$G_{i0s} = G_{u0s}*\frac{R_{g}}{R_{L2}} = 20*\frac{0,1*10^{3}}{3,59*10^{3}} = 0,56\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OC

$$G_{i0s} = G_{u0s}*\frac{R_{g}}{R_{L1}} = 1,9*\frac{10*10^{3}}{0,5*10^{3}} = 38\lbrack\frac{A}{A}\rbrack$$

$$G_{i0s} = G_{u0s}*\frac{R_{g}}{R_{L2}} = 1,9*\frac{10*10^{3}}{0,91*10^{3}} = 20,88\lbrack\frac{A}{A}\rbrack$$