Obliczenia:

1. Wyznaczanie R_we.

• Wzór

$$R_{\text{we}} = \frac{U_{\text{we}}}{E_{g} - U_{\text{we}}} \bullet R_{g}$$

• dla wzmacniacza OE

$$R_{\text{we}} = \frac{4,25}{5 - 4,25} \bullet 1 = 5,67\left\lbrack \text{kΩ} \right\rbrack$$

• dla wzmacniacza OB

$$R_{\text{we}} = \frac{7,52}{50 - 7,52} \bullet 0,1 = 17,70\lbrack\Omega\rbrack$$

$$R_{\text{we}} = \frac{7,6}{50 - 7,6} \bullet 0,1 = 17,92\lbrack\Omega\rbrack$$

• dla wzmacniacza OC

$$R_{\text{we}} = \frac{32,39}{50 - 32,39} \bullet 10 = 18,39\lbrack k\Omega\rbrack$$

$$R_{\text{we}} = \frac{32,91}{50 - 32,91} \bullet 10 = 19,26\lbrack k\Omega\rbrack$$

1. Wyznaczanie R_B(E).

• dla wzmacniacza OE

R_B(E) = R₄∥R₆ 

$$R_{B(E)} = \frac{R_{6} \bullet R_{4}}{R_{6} + R_{4}}$$

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

• dla wzmacniacza OB

R_B(E) = R₁₁

R_B(E) = 1[kΩ]

• dla wzmacniacza OC

R_B(E) = R₄∥R₆ 

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

1. Wyznaczanie r_we.

$$r_{\text{we}} = \frac{R_{B(E)}R_{\text{we}}}{R_{B(E)} - R_{\text{we}}}$$

• dla wzmacniacza OE

$$r_{\text{we}} = \frac{19,34 \bullet 5,67}{19,34 - 5,67} = 8,02\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB

$$r_{\text{we}} = \frac{1*10^{3} \bullet 17,70}{1*10^{3} - 17,70} = 18,02\left\lbrack \Omega \right\rbrack = 0,02\lbrack k\Omega\rbrack$$

$$r_{\text{we}} = \frac{1*10^{3} \bullet 17,92}{1*10^{3} - 17,92} = 18,02\left\lbrack \Omega \right\rbrack = 0,02\lbrack k\Omega\rbrack$$

• dla wzmacniacza OC

$$r_{\text{we}} = \frac{19,34 \bullet 18,39}{19,34 - 18,39} = 375,36\lbrack k\Omega\rbrack$$

$$r_{\text{we}} = \frac{19,34 \bullet 19,26}{19,34 - 19,26} = 4445,25\lbrack k\Omega\rbrack$$

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.

$$r_{\text{wy}} = \frac{R_{C(E)}R_{\text{wy}}}{R_{C\left( E \right)} - R_{\text{wy}}}$$

• dla wzmacniacza OE

$$r_{\text{wy}} = \frac{5,6 \bullet 5,3}{5,6 - 5,3} = 98,93\lbrack k\Omega\rbrack$$

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

• dla wzmacniacza OB

$$r_{\text{wy}} = \frac{5,6 \bullet 5,0}{5,6 - 5,0} = 46,67\lbrack k\Omega\rbrack$$

$$r_{\text{wy}} = \frac{5,6 \bullet 4,8}{5,6 - 4,8} = 33,60\lbrack k\Omega\rbrack$$

• dla wzmacniacza OC

$$r_{\text{wy}} = \frac{1 \bullet 0,04}{1 - 0,04} = 0,04\lbrack k\Omega\rbrack$$

$$r_{\text{wy}} = \frac{1 \bullet 0,06}{1 - 0,06} = 0,06\lbrack k\Omega\rbrack$$

1. Wyznaczanie G_u0.

$$G_{u0} = \frac{U_{\text{wy}}}{U_{\text{we}}}$$

• dla wzmacniacza OE

$$G_{u0} = \frac{130}{4,25} = 30,59\lbrack\frac{V}{V}\rbrack$$

$$G_{u0} = \frac{550}{4,25} = 129,41\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OB

$$G_{u0} = \frac{210}{7,52} = 27,93\lbrack\frac{V}{V}\rbrack$$

$$G_{u0} = \frac{870}{7,6} = 114,47\lbrack\frac{V}{V}\rbrack\backslash n$$

• dla wzmacniacza OC

$$G_{u0} = \frac{30}{32,39} = 0,93\lbrack\frac{V}{V}\rbrack$$

$$G_{u0} = \frac{32}{32,91} = 0,97\lbrack\frac{V}{V}\rbrack$$

1. Wyznaczanie R_L.

• dla wzmacniacza OE

R_L = R_C(E)∥R_o 

$${R_{L1} = R}_{L\ dla\ Ro = 1k\Omega} = R_{8}\left\| R_{o} \right.\ = \frac{5,6 \bullet 1}{5,6 + 1} = 0,85\lbrack k\Omega\rbrack$$

$${R_{L2} = R}_{L\ dla\ Ro = 10\text{kΩ}} = R_{8}\left\| R_{o} \right.\ = \frac{5,6 \bullet 10}{5,6 + 10} = 3,59\lbrack k\Omega\rbrack$$

• dla wzmacniacza OB.

R_L = R_C(E)∥R_o 

$${R_{L1} = R}_{L\ dla\ Ro = 1k\Omega} = R_{8}\left\| R_{o} \right.\ = \frac{5,6 \bullet 1}{5,6 + 1} = 0,85\lbrack k\Omega\rbrack$$

$${R_{L2} = R}_{L\ dla\ Ro = 10k\Omega} = R_{8}\left\| R_{o} \right.\ = \frac{5,6 \bullet 10}{5,6 + 10} = 3,59\lbrack k\Omega\rbrack$$

• dla wzmacniacza OC

R_L = R_E∥R_o 

$${R_{L1} = R\ }_{Ldla\ Ro = 1k\Omega} = R_{11}\left\| R_{o} \right.\ = \frac{1 \bullet 1}{1 + 1} = 500\left\lbrack \Omega \right\rbrack = 0,5\lbrack k\Omega\rbrack$$

$${R_{L2} = R}_{L\ dla\ Ro = 10k\Omega} = R_{11}\left\| R_{o} \right.\ = \frac{1 \bullet 10}{1 + 10} = 909,1\left\lbrack \Omega \right\rbrack = 0,91\lbrack k\Omega\rbrack$$

1. Wyznaczanie G_i0.

• wzór

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L}}}{\frac{U_{\text{we}}}{r_{\text{we}}}}$$

• dla wzmacniacza OE

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L1}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{130}{0,85}}{\frac{4,25}{8,02}} = 288,94\lbrack\frac{A}{A}\rbrack$$

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L2}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{550}{3,59}}{\frac{4,25}{8,02}} = 288,94\lbrack\frac{A}{A}\rbrack\backslash n\backslash n\backslash n\backslash n\backslash n$$

• dla wzmacniacza OB

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L1}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{210}{0,85}}{\frac{7,52}{0,02}} = 0,59\lbrack\frac{A}{A}\rbrack$$

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L2}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{870}{3,59}}{\frac{7,60}{0,02}} = 0,58\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OC

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L1}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{30}{0,5}}{\frac{32,39}{375,36}} = 694,33\lbrack\frac{A}{A}\rbrack$$

$$G_{i0} = \frac{\frac{U_{\text{wy}}}{R_{L2}}}{\frac{U_{\text{we}}}{r_{\text{we}}}} = \frac{\frac{32}{0,91}}{\frac{32,91}{4445,25}} = 4754,57\lbrack\frac{A}{A}\rbrack$$

1. Wyznaczanie G_u0s.

• wzór

$$G_{u0s} = \frac{U_{\text{wy}}}{E_{g}}$$

• dla wzmacniacza OE

$$G_{u0s} = \frac{130}{5} = 26\lbrack\frac{V}{V}\rbrack$$

$$G_{u0s} = \frac{550}{5} = 110\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OB.

$$G_{u0s} = \frac{210}{50} = 4,2\lbrack\frac{V}{V}\rbrack$$

$$G_{u0s} = \frac{870}{50} = 17,4\lbrack\frac{V}{V}\rbrack$$

• dla wzmacniacza OC

$$G_{u0s} = \frac{30}{50} = 0,6\lbrack\frac{V}{V}\rbrack$$

$$G_{u0s} = \frac{32}{50} = 0,64\lbrack\frac{V}{V}\rbrack$$

1. Wyznaczanie G_i0s.

• wzór

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L}}$$

• dla wzmacniacza OE

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L1}} = 26 \bullet \frac{1}{0,85} = 30,64\lbrack\frac{A}{A}\rbrack$$

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L2}} = 110 \bullet \frac{1}{3,59} = 30,64\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OB

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L1}} = 4,2 \bullet \frac{0,1}{0,85} = 0,50\lbrack\frac{A}{A}\rbrack$$

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L2}} = 17,40 \bullet \frac{0,1}{3,59} = 0,48\lbrack\frac{A}{A}\rbrack$$

• dla wzmacniacza OC

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L1}} = 0,6 \bullet \frac{10}{0,5} = 12\lbrack\frac{A}{A}\rbrack$$

$$G_{i0s} = G_{u0s} \bullet \frac{R_{g}}{R_{L2}} = 0,64 \bullet \frac{10}{0,91} = 7,04\lbrack\frac{A}{A}\rbrack$$