1 files changed, 16 insertions, 0 deletions
diff --git a/761/CH18/EX18.10/18_10.sce b/761/CH18/EX18.10/18_10.sce
new file mode 100755
index 000000000..66e61d466
--- /dev/null
+++ b/761/CH18/EX18.10/18_10.sce
@@ -0,0 +1,16 @@
+clc;
+// page no 688
+// prob no 18.10
+// refer fig 18.9a)
+fc_r=6870;// carrier freq of received signal in MHz
+fc_t=6710;//carrier freq of transmitted signal in MHz
+IF=70;//in MHz
+// the freq of shift oscillator is 
+fso=fc_r - fc_t;
+disp('MHz',fso,'The freq of shift oscillator is ');
+//the local oscillator freq is given as
+flo=fc_t-IF;
+disp('MHz',flo,'The local oscillator freq is ');
+//from fig, mixer 3 will produce an o/p as
+op_mix3=flo+fso;
+disp('MHz',op_mix3,'O/P of Mixer 3 is');
+\ No newline at end of file