diff --git a/devices/bladerf2/devicebladerf2shared.cpp b/devices/bladerf2/devicebladerf2shared.cpp
index 8d8c00eea..5068f816e 100644
--- a/devices/bladerf2/devicebladerf2shared.cpp
+++ b/devices/bladerf2/devicebladerf2shared.cpp
@@ -16,6 +16,8 @@
 
 #include "devicebladerf2shared.h"
 
+MESSAGE_CLASS_DEFINITION(DeviceBladeRF2Shared::MsgReportBuddyChange, Message)
+
 DeviceBladeRF2Shared::DeviceBladeRF2Shared() :
     m_dev(0),
     m_channel(-1),
diff --git a/devices/bladerf2/devicebladerf2shared.h b/devices/bladerf2/devicebladerf2shared.h
index c72524a26..e8c5761a2 100644
--- a/devices/bladerf2/devicebladerf2shared.h
+++ b/devices/bladerf2/devicebladerf2shared.h
@@ -17,6 +17,7 @@
 #ifndef DEVICES_BLADERF2_DEVICEBLADERF2SHARED_H_
 #define DEVICES_BLADERF2_DEVICEBLADERF2SHARED_H_
 
+#include "util/message.h"
 #include "devicebladerf2.h"
 
 class SampleSinkFifo;
@@ -56,6 +57,35 @@ public:
         virtual SampleSourceFifo *getFifo(unsigned int channel) = 0;
     };
 
+    class MsgReportBuddyChange : public Message {
+        MESSAGE_CLASS_DECLARATION
+
+    public:
+        bool getBiasTee() const { return m_biasTee; }
+        bool getRxElseTx() const { return m_rxElseTx; }
+
+        static MsgReportBuddyChange* create(
+                bool biasTee,
+                bool rxElseTx)
+        {
+            return new MsgReportBuddyChange(
+                    biasTee,
+                    rxElseTx);
+        }
+
+    private:
+        bool     m_biasTee;
+        bool     m_rxElseTx;            //!< tells which side initiated the message
+
+        MsgReportBuddyChange(
+                bool biasTee,
+                bool rxElseTx) :
+            Message(),
+            m_biasTee(biasTee),
+            m_rxElseTx(rxElseTx)
+        { }
+    };
+
     DeviceBladeRF2Shared();
     ~DeviceBladeRF2Shared();
 
diff --git a/plugins/samplesource/bladerf2input/bladerf2input.cpp b/plugins/samplesource/bladerf2input/bladerf2input.cpp
index d14df5a8d..3669ac4da 100644
--- a/plugins/samplesource/bladerf2input/bladerf2input.cpp
+++ b/plugins/samplesource/bladerf2input/bladerf2input.cpp
@@ -431,6 +431,24 @@ bool BladeRF2Input::handleMessage(const Message& message)
 
         return true;
     }
+    else if (DeviceBladeRF2Shared::MsgReportBuddyChange::match(message))
+    {
+        DeviceBladeRF2Shared::MsgReportBuddyChange& report = (DeviceBladeRF2Shared::MsgReportBuddyChange&) message;
+
+        if (report.getRxElseTx())
+        {
+            m_settings.m_biasTee   = report.getBiasTee();
+        }
+
+        if (getMessageQueueToGUI())
+        {
+            DeviceBladeRF2Shared::MsgReportBuddyChange *reportToGUI = DeviceBladeRF2Shared::MsgReportBuddyChange::create(
+                    m_settings.m_biasTee, true);
+            getMessageQueueToGUI()->push(reportToGUI);
+        }
+
+        return true;
+    }
     else if (MsgFileRecord::match(message))
     {
         MsgFileRecord& conf = (MsgFileRecord&) message;
@@ -480,7 +498,9 @@ bool BladeRF2Input::handleMessage(const Message& message)
 
 bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool force)
 {
-    bool forwardChange = false;
+    bool forwardChangeOwnDSP = false;
+    bool forwardChangeRxDSP  = false;
+    bool forwardChangeAllDSP __attribute__((unused)) = false;
 
     struct bladerf *dev = m_deviceShared.m_dev->getDev();
     qDebug() << "BladeRF2Input::applySettings: m_dev: " << dev;
@@ -493,7 +513,7 @@ bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool fo
 
     if ((m_settings.m_devSampleRate != settings.m_devSampleRate) || force)
     {
-        forwardChange = true;
+        forwardChangeOwnDSP = true;
 
         if (dev != 0)
         {
@@ -542,7 +562,7 @@ bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool fo
 
     if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
     {
-        forwardChange = true;
+        forwardChangeOwnDSP = true;
 
         if (m_deviceShared.m_inputThread != 0)
         {
@@ -563,7 +583,7 @@ bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool fo
                 (DeviceSampleSource::fcPos_t) settings.m_fcPos,
                 settings.m_devSampleRate);
 
-        forwardChange = true;
+        forwardChangeOwnDSP = true;
 
         if (dev != 0)
         {
@@ -578,7 +598,43 @@ bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool fo
         }
     }
 
-    if (forwardChange)
+    if ((m_settings.m_biasTee != settings.m_biasTee) || force)
+    {
+        m_deviceShared.m_dev->setBiasTeeRx(settings.m_biasTee);
+        forwardChangeRxDSP = true;
+    }
+
+    if ((m_settings.m_globalGain != settings.m_globalGain) || force)
+    {
+        if (dev)
+        {
+            int status = bladerf_set_gain(dev, BLADERF_CHANNEL_RX(m_deviceShared.m_channel), settings.m_globalGain);
+
+            if (status < 0) {
+                qWarning("BladeRF2Input::applySettings: bladerf_set_gain(%d) failed: %s",
+                        settings.m_globalGain, bladerf_strerror(status));
+            } else {
+                qDebug("BladeRF2Input::applySettings: bladerf_set_gain(%d)", settings.m_globalGain);
+            }
+        }
+    }
+
+    if ((m_settings.m_gainMode != settings.m_gainMode) || force)
+    {
+        if (dev)
+        {
+            int status = bladerf_set_gain_mode(dev, BLADERF_CHANNEL_RX(m_deviceShared.m_channel), (bladerf_gain_mode) settings.m_gainMode);
+
+            if (status < 0) {
+                qWarning("BladeRF2Input::applySettings: bladerf_set_gain_mode(%d) failed: %s",
+                        settings.m_gainMode, bladerf_strerror(status));
+            } else {
+                qDebug("BladeRF2Input::applySettings: bladerf_set_gain_mode(%d)", settings.m_gainMode);
+            }
+        }
+    }
+
+    if (forwardChangeOwnDSP)
     {
         int sampleRate = settings.m_devSampleRate/(1<<settings.m_log2Decim);
         DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, settings.m_centerFrequency);
@@ -586,6 +642,20 @@ bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool fo
         m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
     }
 
+    if (forwardChangeRxDSP)
+    {
+        // send to source buddies
+        const std::vector<DeviceSourceAPI*>& sourceBuddies = m_deviceAPI->getSourceBuddies();
+        std::vector<DeviceSourceAPI*>::const_iterator itSource = sourceBuddies.begin();
+
+        for (; itSource != sourceBuddies.end(); ++itSource)
+        {
+            DeviceBladeRF2Shared::MsgReportBuddyChange *report = DeviceBladeRF2Shared::MsgReportBuddyChange::create(
+                    settings.m_biasTee, true);
+            (*itSource)->getSampleSourceInputMessageQueue()->push(report);
+        }
+    }
+
     m_settings = settings;
 
     qDebug() << "BladeRF2Input::applySettings: "
@@ -594,8 +664,11 @@ bool BladeRF2Input::applySettings(const BladeRF2InputSettings& settings, bool fo
             << " m_log2Decim: " << m_settings.m_log2Decim
             << " m_fcPos: " << m_settings.m_fcPos
             << " m_devSampleRate: " << m_settings.m_devSampleRate
+            << " m_globalGain: " << m_settings.m_globalGain
+            << " m_gainMode: " << m_settings.m_gainMode
             << " m_dcBlock: " << m_settings.m_dcBlock
-            << " m_iqCorrection: " << m_settings.m_iqCorrection;
+            << " m_iqCorrection: " << m_settings.m_iqCorrection
+            << " m_biasTee: " << m_settings.m_biasTee;
 
     return true;
 }
diff --git a/plugins/samplesource/limesdrinput/limesdrinput.cpp b/plugins/samplesource/limesdrinput/limesdrinput.cpp
index f623e31e0..45add7cdd 100644
--- a/plugins/samplesource/limesdrinput/limesdrinput.cpp
+++ b/plugins/samplesource/limesdrinput/limesdrinput.cpp
@@ -590,9 +590,12 @@ bool LimeSDRInput::handleMessage(const Message& message)
                 m_settings.m_centerFrequency + ncoShift);
         m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
 
-        DeviceLimeSDRShared::MsgReportBuddyChange *reportToGUI = DeviceLimeSDRShared::MsgReportBuddyChange::create(
-                m_settings.m_devSampleRate, m_settings.m_log2HardDecim, m_settings.m_centerFrequency, true);
-        getMessageQueueToGUI()->push(reportToGUI);
+        if (getMessageQueueToGUI())
+        {
+            DeviceLimeSDRShared::MsgReportBuddyChange *reportToGUI = DeviceLimeSDRShared::MsgReportBuddyChange::create(
+                    m_settings.m_devSampleRate, m_settings.m_log2HardDecim, m_settings.m_centerFrequency, true);
+            getMessageQueueToGUI()->push(reportToGUI);
+        }
 
         return true;
     }
@@ -603,9 +606,12 @@ bool LimeSDRInput::handleMessage(const Message& message)
         m_settings.m_extClock     = report.getExtClock();
         m_settings.m_extClockFreq = report.getExtClockFeq();
 
-        DeviceLimeSDRShared::MsgReportClockSourceChange *reportToGUI = DeviceLimeSDRShared::MsgReportClockSourceChange::create(
-                m_settings.m_extClock, m_settings.m_extClockFreq);
-        getMessageQueueToGUI()->push(reportToGUI);
+        if (getMessageQueueToGUI())
+        {
+            DeviceLimeSDRShared::MsgReportClockSourceChange *reportToGUI = DeviceLimeSDRShared::MsgReportClockSourceChange::create(
+                    m_settings.m_extClock, m_settings.m_extClockFreq);
+            getMessageQueueToGUI()->push(reportToGUI);
+        }
 
         return true;
     }