diff options
Diffstat (limited to '3630/CH14/EX14.7')
| -rw-r--r-- | 3630/CH14/EX14.7/Capture.PNG | bin | 0 -> 7029 bytes | |||
| -rw-r--r-- | 3630/CH14/EX14.7/Ex14_7.sce | 18 |
2 files changed, 18 insertions, 0 deletions
diff --git a/3630/CH14/EX14.7/Capture.PNG b/3630/CH14/EX14.7/Capture.PNG Binary files differnew file mode 100644 index 000000000..5450971b8 --- /dev/null +++ b/3630/CH14/EX14.7/Capture.PNG diff --git a/3630/CH14/EX14.7/Ex14_7.sce b/3630/CH14/EX14.7/Ex14_7.sce new file mode 100644 index 000000000..384091500 --- /dev/null +++ b/3630/CH14/EX14.7/Ex14_7.sce @@ -0,0 +1,18 @@ +clc;
+Ap1=100; //power gain at stage 1
+Ap2=4; //power gain at stage 2
+Ap3=2; //power gain at stage3
+ApT=Ap1*Ap2*Ap3; //total power gain of a multistage amplifier
+ApTdB=10*log10(ApT); //total power in dB
+Ap1dB=10*log10(Ap1); //power gain at stage 1 in dB
+Ap2dB=10*log10(Ap2); //power gain at stage 2 in dB
+Ap3dB=10*log10(Ap3); //power gain at stage 3 in dB
+ApT1dB=Ap1dB+Ap2dB+Ap3dB; ////total power in dB
+disp('dB',ApT1dB,"ApT1dB=")//The answers vary due to round off error
+
+disp('dB',ApTdB,"ApTdB=")//The answers vary due to round off error
+
+if ApT1dB==ApTdB then
+ disp('Proved total power gain ApT is equal to Ap1(dB)+Ap2(dB)+Ap3(dB).We have shown that you can determine total multistage gain by adding the individual dB power gain values')
+end
+
|
