diff --git a/lib/radio/ddc/src/tb_ddc.vhd b/lib/radio/ddc/src/tb_ddc.vhd
index 5069c63..2e49305 100644
--- a/lib/radio/ddc/src/tb_ddc.vhd
+++ b/lib/radio/ddc/src/tb_ddc.vhd
@@ -109,9 +109,9 @@ ARCHITECTURE behavior OF tb_ddc IS
 
 	--Constants
 	constant fa : REAL := 2.0**27;
-	constant frf1 : REAL := 2.1E6;
-	constant frf2 : REAL := 3.1E6;
-	constant frf3 : REAL := 4.3E6;
+	constant frf1 : REAL := 33.99E6;
+	constant frf2 : REAL := 2.1E6;
+	constant frf3 : REAL := 19.01E6;
 	constant flo : REAL := 2.00E6;
 	constant PERIOD : time := 10 ns;