diff --git a/NanoVNASaver/Windows/AnalysisWindow.py b/NanoVNASaver/Windows/AnalysisWindow.py
new file mode 100644
index 0000000..fd5c842
--- /dev/null
+++ b/NanoVNASaver/Windows/AnalysisWindow.py
@@ -0,0 +1,100 @@
+#  NanoVNASaver
+#  A python program to view and export Touchstone data from a NanoVNA
+#  Copyright (C) 2019.  Rune B. Broberg
+#
+#  This program is free software: you can redistribute it and/or modify
+#  it under the terms of the GNU 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 General Public License for more details.
+#
+#  You should have received a copy of the GNU General Public License
+#  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+import logging
+
+from PyQt5 import QtWidgets, QtCore
+
+from NanoVNASaver.Analysis import Analysis, LowPassAnalysis, HighPassAnalysis, \
+    BandPassAnalysis, BandStopAnalysis, VSWRAnalysis, \
+    SimplePeakSearchAnalysis
+
+logger = logging.getLogger(__name__)
+
+
+class AnalysisWindow(QtWidgets.QWidget):
+    analyses = []
+    analysis: Analysis = None
+
+    def __init__(self, app: QtWidgets.QWidget):
+        super().__init__()
+
+        self.app = app
+        self.setWindowTitle("Sweep analysis")
+        self.setWindowIcon(self.app.icon)
+
+        QtWidgets.QShortcut(QtCore.Qt.Key_Escape, self, self.hide)
+
+        layout = QtWidgets.QVBoxLayout()
+        self.setLayout(layout)
+
+        select_analysis_box = QtWidgets.QGroupBox("Select analysis")
+        select_analysis_layout = QtWidgets.QFormLayout(select_analysis_box)
+        self.analysis_list = QtWidgets.QComboBox()
+        self.analysis_list.addItem("Low-pass filter", LowPassAnalysis(self.app))
+        self.analysis_list.addItem("Band-pass filter", BandPassAnalysis(self.app))
+        self.analysis_list.addItem("High-pass filter", HighPassAnalysis(self.app))
+        self.analysis_list.addItem("Band-stop filter", BandStopAnalysis(self.app))
+        # self.analysis_list.addItem("Peak search", PeakSearchAnalysis(self.app))
+        self.analysis_list.addItem("Peak search", SimplePeakSearchAnalysis(self.app))
+        self.analysis_list.addItem("VSWR analysis", VSWRAnalysis(self.app))
+        select_analysis_layout.addRow("Analysis type", self.analysis_list)
+        self.analysis_list.currentIndexChanged.connect(self.updateSelection)
+
+        btn_run_analysis = QtWidgets.QPushButton("Run analysis")
+        btn_run_analysis.clicked.connect(self.runAnalysis)
+        select_analysis_layout.addRow(btn_run_analysis)
+
+        self.checkbox_run_automatically = QtWidgets.QCheckBox("Run automatically")
+        self.checkbox_run_automatically.stateChanged.connect(self.toggleAutomaticRun)
+        select_analysis_layout.addRow(self.checkbox_run_automatically)
+
+        analysis_box = QtWidgets.QGroupBox("Analysis")
+        analysis_box.setSizePolicy(
+            QtWidgets.QSizePolicy.MinimumExpanding,
+            QtWidgets.QSizePolicy.MinimumExpanding)
+
+        self.analysis_layout = QtWidgets.QVBoxLayout(analysis_box)
+        self.analysis_layout.setContentsMargins(0, 0, 0, 0)
+
+        layout.addWidget(select_analysis_box)
+        layout.addWidget(analysis_box)
+
+        self.updateSelection()
+
+    def runAnalysis(self):
+        if self.analysis is not None:
+            self.analysis.runAnalysis()
+
+    def updateSelection(self):
+        self.analysis = self.analysis_list.currentData()
+        old_item = self.analysis_layout.itemAt(0)
+        if old_item is not None:
+            old_widget = self.analysis_layout.itemAt(0).widget()
+            self.analysis_layout.replaceWidget(old_widget, self.analysis.widget())
+            old_widget.hide()
+        else:
+            self.analysis_layout.addWidget(self.analysis.widget())
+        self.analysis.widget().show()
+        self.update()
+
+    def toggleAutomaticRun(self, state: QtCore.Qt.CheckState):
+        if state == QtCore.Qt.Checked:
+            self.analysis_list.setDisabled(True)
+            self.app.dataAvailable.connect(self.runAnalysis)
+        else:
+            self.analysis_list.setDisabled(False)
+            self.app.dataAvailable.disconnect(self.runAnalysis)