Transceiver52M: Use independent power scaling varables for each channel

Simply vectorize the existing power state variable.

Signed-off-by: Thomas Tsou <tom@tsou.cc>
diff --git a/Transceiver52M/radioInterface.h b/Transceiver52M/radioInterface.h
index 95ef2b2..b3f6b15 100644
--- a/Transceiver52M/radioInterface.h
+++ b/Transceiver52M/radioInterface.h
@@ -47,7 +47,7 @@
 
   std::vector<short *> convertRecvBuffer;
   std::vector<short *> convertSendBuffer;
-
+  std::vector<float> powerScaling;
   bool underrun;			      ///< indicates writes to USRP are too slow
   bool overrun;				      ///< indicates reads from USRP are too slow
   TIMESTAMP writeTimestamp;		      ///< sample timestamp of next packet written to USRP
@@ -59,8 +59,6 @@
 
   bool mOn;				      ///< indicates radio is on
 
-  double powerScaling;
-
   bool loadTest;
   int mNumARFCNs;
   signalVector *finalVec, *finalVec9;