diff --git a/Transceiver52M/radioClock.cpp b/Transceiver52M/radioClock.cpp
new file mode 100644
index 0000000..710018a
--- /dev/null
+++ b/Transceiver52M/radioClock.cpp
@@ -0,0 +1,54 @@
+/*
+ * Written by Thomas Tsou <ttsou@vt.edu>
+ * Based on code by Harvind S Samra <hssamra@kestrelsp.com>
+ *
+ * Copyright 2011 Free Software Foundation, Inc.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * See the COPYING file in the main directory for details.
+ */
+
+#include "radioClock.h"
+
+void RadioClock::set(const GSM::Time& wTime)
+{
+	mLock.lock();
+	mClock = wTime;
+	updateSignal.signal();
+	mLock.unlock();
+}
+
+void RadioClock::incTN()
+{
+	mLock.lock();
+	mClock.incTN();
+	updateSignal.signal();
+	mLock.unlock();
+}
+
+GSM::Time RadioClock::get()
+{
+	mLock.lock();
+	GSM::Time retVal = mClock;
+	mLock.unlock();
+
+	return retVal;
+}
+
+void RadioClock::wait()
+{
+	mLock.lock();
+	updateSignal.wait(mLock,1);
+	mLock.unlock();
+}