diff --git a/POCSAGTX.cpp b/POCSAGTX.cpp
index 9019155..ddbeb88 100644
--- a/POCSAGTX.cpp
+++ b/POCSAGTX.cpp
@@ -26,8 +26,8 @@ const uint16_t POCSAG_FRAME_LENGTH_BYTES = 17U * sizeof(uint32_t);
 
 const uint16_t POCSAG_RADIO_SYMBOL_LENGTH = 20U;
 
-const q15_t POCSAG_LEVEL1[] = { 3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155,  3155};
-const q15_t POCSAG_LEVEL0[] = {-3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155, -3155};
+const q15_t POCSAG_LEVEL1[] = { 1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853,  1853};
+const q15_t POCSAG_LEVEL0[] = {-1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853, -1853};
 
 const uint8_t POCSAG_SYNC = 0xAAU;