diff --git a/Transceiver52M/sigProcLib.h b/Transceiver52M/sigProcLib.h
index 6d4ca9b..fd9a5f0 100644
--- a/Transceiver52M/sigProcLib.h
+++ b/Transceiver52M/sigProcLib.h
@@ -111,6 +111,7 @@
         complex amp;
         float toa;
         uint8_t tsc;
+        float ci;
 };
 /**
         8-PSK/GMSK/RACH burst detector