diff --git a/notes.c b/notes.c
index 39fcf3b..25122f5 100644
--- a/notes.c
+++ b/notes.c
@@ -25,7 +25,6 @@
 
 unsigned short freqs[] = {
 	// PD3-7
-#if 0
 	FREQ(100),
 	FREQ(200),
 	FREQ(250),
@@ -33,32 +32,16 @@ unsigned short freqs[] = {
 	FREQ(350),
 	// PB0-4
 	FREQ(400),
-#else
-	FREQ(131),	// middle c
-	FREQ(262),
-	FREQ(110),
-	FREQ(220),
-	FREQ(117),
-	FREQ(233),
-#endif
+	FREQ(450),	// middle c
 	FREQ(500),
-	FREQ(6000),
-	FREQ(5000),
-	FREQ(5500),
+	FREQ(600),
+	FREQ(700),
 	// PC0-4
-	FREQ(4000),
-	FREQ(7250),
-	FREQ(6500),
-	FREQ(5750),
-	FREQ(5000),
-	FREQ(5000),
-	FREQ(6000),
-	FREQ(7000),
-	FREQ(8000),
-	FREQ(8000),
-	FREQ(8000),
-	FREQ(8000),
-	FREQ(8000),
+	FREQ(750),
+	FREQ(800),
+	FREQ(850),
+	FREQ(900),
+	FREQ(950),
 
 	// notes
 	[MARIO] = FREQ(131),	// C3