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+// Example no 9.3
+// To find number of simultaneous users accommodated in GSm
+// Page no. 455
+
+clc;
+clear all;
+
+// Given data
+m=8;                                                // Maximum speech channels supported by single radio channel
+Bc=200*10^3;                                        // Radio channel bandwidth in Hz
+Bt=25*10^6;                                         // Total spectrum allocated for forward link
+Bguard=0;                                           // Guard band allocated in Hz
+
+// The number of simultaneous users accommodated in GSm
+N=(m*(Bt-2*Bguard))/Bc;                             // The number of simultaneous users
+
+// Displaying the result in command window
+printf('\n The number of simultaneous users accommodated in GSM system = %0.0f',N);