diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index c85504773..2670f1ad9 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -8731,6 +8731,7 @@ FurnaceGUI::FurnaceGUI():
   sampleFilterRes(0.25f),
   sampleFilterCutStart(16000.0f),
   sampleFilterCutEnd(100.0f),
+  sampleFilterSweep(true),
   sampleCrossFadeLoopLength(0),
   sampleCrossFadeLoopLaw(50),
   sampleFilterPower(1),
diff --git a/src/gui/gui.h b/src/gui/gui.h
index a4f9a4e25..114f1c7ee 100644
--- a/src/gui/gui.h
+++ b/src/gui/gui.h
@@ -2570,6 +2570,7 @@ class FurnaceGUI {
   ImVec2 sampleDragAreaSize;
   unsigned int sampleDragLen;
   float sampleFilterL, sampleFilterB, sampleFilterH, sampleFilterRes, sampleFilterCutStart, sampleFilterCutEnd;
+  bool sampleFilterSweep;
   int sampleCrossFadeLoopLength, sampleCrossFadeLoopLaw;
   unsigned char sampleFilterPower;
   short* sampleClipboard;
diff --git a/src/gui/sampleEdit.cpp b/src/gui/sampleEdit.cpp
index dcd61db60..c97e816e9 100644
--- a/src/gui/sampleEdit.cpp
+++ b/src/gui/sampleEdit.cpp
@@ -1191,15 +1191,28 @@ void FurnaceGUI::drawSampleEdit() {
         float bandP=sampleFilterB*100.0f;
         float highP=sampleFilterH*100.0f;
         float resP=sampleFilterRes*100.0f;
+        float minCutoff=10.0f;
+        float maxCutoff=sample->centerRate*0.5f;
         ImGui::Text(_("Cutoff:"));
-        if (ImGui::InputFloat(_("From"),&sampleFilterCutStart,10.0f,1000.0f,"%.0f")) {
-          if (sampleFilterCutStart<0.0) sampleFilterCutStart=0.0;
-          if (sampleFilterCutStart>sample->centerRate*0.5) sampleFilterCutStart=sample->centerRate*0.5;
-        }
-        if (ImGui::InputFloat(_("To"),&sampleFilterCutEnd,10.0f,1000.0f,"%.0f")) {
-          if (sampleFilterCutEnd<0.0) sampleFilterCutEnd=0.0;
-          if (sampleFilterCutEnd>sample->centerRate*0.5) sampleFilterCutEnd=sample->centerRate*0.5;
+
+        ImGui::Checkbox(_("Sweep (2 frequencies)"),&sampleFilterSweep);
+
+        if (sampleFilterSweep) {
+          if (ImGui::SliderFloat(_("From"),&sampleFilterCutStart,minCutoff,maxCutoff,"%.0f Hz")) {
+            if (sampleFilterCutStart<minCutoff) sampleFilterCutStart=minCutoff;
+            if (sampleFilterCutStart>maxCutoff) sampleFilterCutStart=maxCutoff;
+          }
+          if (ImGui::SliderFloat(_("To"),&sampleFilterCutEnd,minCutoff,maxCutoff,"%.0f Hz")) {
+            if (sampleFilterCutEnd<minCutoff) sampleFilterCutEnd=minCutoff;
+            if (sampleFilterCutEnd>maxCutoff) sampleFilterCutEnd=maxCutoff;
+          }
+        } else {
+          if (ImGui::SliderFloat(_("Frequency"),&sampleFilterCutStart,minCutoff,maxCutoff,"%.0f Hz")) {
+            if (sampleFilterCutStart<minCutoff) sampleFilterCutStart=minCutoff;
+            if (sampleFilterCutStart>maxCutoff) sampleFilterCutStart=maxCutoff;
+          }
         }
+
         ImGui::Separator();
         if (ImGui::SliderFloat(_("Resonance"),&resP,0.0f,99.0f,"%.1f%%")) {
           sampleFilterRes=resP/100.0f;