diff --git a/CMakeLists.txt b/CMakeLists.txt
index fcb5827e..2b2bcc8d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,7 +14,6 @@ add_subdirectory("rtl_tcp_source")
 add_subdirectory("audio_sink")
 #add_subdirectory("rx888_source")
 add_subdirectory("plutosdr_source")
-#add_subdirectory("demo")
 
 if (MSVC)
     set(CMAKE_CXX_FLAGS "-O2 /std:c++17 /EHsc")
diff --git a/airspyhf_source/src/main.cpp b/airspyhf_source/src/main.cpp
index ad8137c1..45a388ba 100644
--- a/airspyhf_source/src/main.cpp
+++ b/airspyhf_source/src/main.cpp
@@ -113,6 +113,8 @@ public:
         int n = sampleRates[0];
         airspyhf_get_samplerates(dev, sampleRates, n);
         char buf[1024];
+        sampleRateList.clear();
+        sampleRateListTxt = "";
         for (int i = 0; i < n; i++) {
             sampleRateList.push_back(sampleRates[i]);
             sprintf(buf, "%d", sampleRates[i]);
diff --git a/core/src/dsp/routing.h b/core/src/dsp/routing.h
index 71f9d94c..78815335 100644
--- a/core/src/dsp/routing.h
+++ b/core/src/dsp/routing.h
@@ -158,6 +158,7 @@ namespace dsp {
             int readCount = std::min<int>(_keep + _skip, _keep);
             int skip = std::max<int>(_skip, 0);
             int delaySize = (-_skip) * sizeof(complex_t);
+            int delayCount = (-_skip);
 
             complex_t* start = &buf[std::max<int>(-_skip, 0)];
             complex_t* delayStart = &buf[_keep + _skip];
@@ -165,6 +166,10 @@ namespace dsp {
             while (true) {
                 if (delay) {
                     memmove(buf, delayStart, delaySize);
+                    for (int i = 0; i < delayCount; i++) {
+                        buf[i].i /= 10.0f;
+                        buf[i].q /= 10.0f;
+                    }
                 }
                 if (ringBuf.readAndSkip(start, readCount, skip) < 0) { break; };
                 if (out.aquire() < 0) { break; }
diff --git a/root_dev/config.json b/root_dev/config.json
index f78641d5..d5e1d5fb 100644
--- a/root_dev/config.json
+++ b/root_dev/config.json
@@ -3,9 +3,9 @@
     "bandPlanEnabled": true,
     "centerTuning": false,
     "fftHeight": 300,
-    "frequency": 7375000,
-    "max": -20.588237762451172,
-    "maximized": false,
+    "frequency": 7350000,
+    "max": -25.0,
+    "maximized": true,
     "menuOrder": [
         "Source",
         "Radio",
@@ -17,7 +17,7 @@
         "Display"
     ],
     "menuWidth": 300,
-    "min": -54.41176986694336,
+    "min": -63.235294342041016,
     "moduleInstances": {
         "AirspyHF+ Source": "airspyhf_source",
         "Audio Sink": "audio_sink",
@@ -43,7 +43,7 @@
         "Radio": {
             "muted": false,
             "sink": "Audio",
-            "volume": 0.12755101919174194
+            "volume": 0.13265305757522583
         },
         "Radio 1": {
             "muted": false,
diff --git a/root_dev/soapy_source_config.json b/root_dev/soapy_source_config.json
index dc359c3d..8e7495e4 100644
--- a/root_dev/soapy_source_config.json
+++ b/root_dev/soapy_source_config.json
@@ -1,5 +1,5 @@
 {
-    "device": "",
+    "device": "AirSpy HF+ [c852435de0224af7]",
     "devices": {
         "": {
             "agc": true,
@@ -39,7 +39,8 @@
             "sampleRate": 8000000.0
         },
         "Microphone (Realtek High Definition Audio)": {
-            "sampleRate": 96000.0
+            "agc": false,
+            "sampleRate": 44100.0
         },
         "PulseAudio": {
             "sampleRate": 96000.0