1 files changed, 5 insertions, 0 deletions
diff --git a/project.h b/project.h
index 9492bac..f6ad552 100644
--- a/project.h
+++ b/project.h
@@ -6,7 +6,12 @@
 #include <sys/time.h>
 #include <string.h>
 #include <strings.h>
+#include <unistd.h>
+#include <math.h>
 
+#define KHZ(a) ((a)*1000)
+#define SAMPLE_RATE KHZ(48)
+#define CARRIER KHZ(20)
 
 #include "time_fn.h"