diff --git a/CWIdTX.cpp b/CWIdTX.cpp
index fd980e8..e6db1eb 100644
--- a/CWIdTX.cpp
+++ b/CWIdTX.cpp
@@ -24,7 +24,7 @@
 #include "CWIdTX.h"
 
 q15_t TONE[] = {
-    0, 259, 500, 707, 866, 966, 1000, 966, 866, 707, 500, 259, 0, -259, -500, -707, -866, -966, -1000, -966, -866, -707, -500, -259};
+    0, 1294, 2500, 3535, 4330, 4830, 5000, 4830, 4330, 3535, 2500, 1294, 0, -1294, -2500, -3535, -4330, -4830, -5000, -4830, -4330, -3535, -2500, -1294};
 
 q15_t SILENCE[] = {
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
diff --git a/YSFTX.cpp b/YSFTX.cpp
index 9f8774e..a45c8cf 100644
--- a/YSFTX.cpp
+++ b/YSFTX.cpp
@@ -43,7 +43,7 @@ m_modState(),
 m_poBuffer(),
 m_poLen(0U),
 m_poPtr(0U),
-m_txDelay(120U),      // 100ms
+m_txDelay(240U),      // 200ms
 m_count(0U)
 {
   ::memset(m_modState, 0x00U, 70U * sizeof(q15_t));