diff --git a/Transceiver52M/device/lms/LMSDevice.cpp b/Transceiver52M/device/lms/LMSDevice.cpp
index c131aeae..3b2ce5e6 100644
--- a/Transceiver52M/device/lms/LMSDevice.cpp
+++ b/Transceiver52M/device/lms/LMSDevice.cpp
@@ -156,6 +156,10 @@ int LMSDevice::open(const std::string &args, int ref, bool swap_channels)
 
 	/* Perform Rx and Tx calibration */
 	for (i=0; i<chans; i++) {
+		if (LMS_SetLPFBW(m_lms_dev, LMS_CH_RX, i, 1.4001e6) < 0)
+			goto out_close;
+		if (LMS_SetLPFBW(m_lms_dev, LMS_CH_TX, i, 5e6) < 0)
+			goto out_close;
 		LOG(INFO) << "Calibrating chan " << i;
 		if (LMS_Calibrate(m_lms_dev, LMS_CH_RX, i, LMS_CALIBRATE_BW_HZ, 0) < 0)
 			goto out_close;