diff --git a/src/dsp/Brickwall/BrickwallProcessor.cpp b/src/dsp/Brickwall/BrickwallProcessor.cpp
index cf9d791..c44b6f4 100644
--- a/src/dsp/Brickwall/BrickwallProcessor.cpp
+++ b/src/dsp/Brickwall/BrickwallProcessor.cpp
@@ -6,6 +6,7 @@ void BrickwallProcessor::prepare (const juce::dsp::ProcessSpec& spec)
 {
     filter.prepare (spec);
     filter.setQValue (chowdsp::CoefficientCalculators::butterworthQ<float>);
+    postSpectrumAnalyserTask.prepareToPlay (spec.sampleRate, (int) spec.maximumBlockSize, (int) spec.numChannels);
 }
 
 void BrickwallProcessor::reset()
@@ -20,6 +21,9 @@ void BrickwallProcessor::processBlock (const chowdsp::BufferView<float>& buffer)
     filter.setFilterType (getFilterTypeIndex());
     filter.setCutoffFrequency (*params.cutoff);
     filter.processBlock (buffer);
+
+    if (extraState.isEditorOpen.load() && extraState.showPostSpectrum.get())
+        postSpectrumAnalyserTask.processBlockInput (buffer.toAudioBuffer());
 }
 
 int BrickwallProcessor::getFilterTypeIndex() const
diff --git a/src/dsp/Brickwall/BrickwallProcessor.h b/src/dsp/Brickwall/BrickwallProcessor.h
index f6c6ae2..f654b41 100644
--- a/src/dsp/Brickwall/BrickwallProcessor.h
+++ b/src/dsp/Brickwall/BrickwallProcessor.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "gui/Shared/SpectrumAnalyserTask.h"
 #include <pch.h>
 
 namespace dsp::brickwall
@@ -28,6 +29,13 @@ enum class FilterType
     ChebyshevII = 2,
     Elliptic = 4,
 };
+
+struct ExtraState
+{
+    std::atomic<bool> isEditorOpen { false };
+    chowdsp::StateValue<std::atomic_bool, bool> showPostSpectrum { "brickwall_show_post_spectrum", true };
+};
+
 } // namespace dsp::brickwall
 
 template <>
@@ -98,16 +106,26 @@ struct Params : chowdsp::ParamHolder
 class BrickwallProcessor
 {
 public:
-    explicit BrickwallProcessor (const Params& brickwallParams) : params (brickwallParams) {}
+    explicit BrickwallProcessor (const Params& brickwallParams, const dsp::brickwall::ExtraState& es) : params (brickwallParams), extraState(es){}
 
     void prepare (const juce::dsp::ProcessSpec& spec);
     void reset();
     void processBlock (const chowdsp::BufferView<float>& buffer) noexcept;
 
+    using optionalSpectrumBackgroundTask = std::optional<std::reference_wrapper<gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask>>;
+
+    std::pair<optionalSpectrumBackgroundTask, optionalSpectrumBackgroundTask> getSpectrumAnalyserTasks()
+    {
+        return {std::nullopt, std::ref(postSpectrumAnalyserTask.SpectrumAnalyserUITask)};
+    }
+//    gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask& getSpectrumAnalyserTasks() { return postSpectrumAnalyserTask.SpectrumAnalyserUITask; }
+
+
 private:
     int getFilterTypeIndex() const;
 
     const Params& params;
+    const dsp::brickwall::ExtraState& extraState;
 
     using EQBand = chowdsp::EQ::EQBand<
         float,
@@ -161,6 +179,8 @@ class BrickwallProcessor
         chowdsp::EllipticFilter<16, chowdsp::EllipticFilterType::Highpass>>;
     EQBand filter;
 
+    gui::SpectrumAnalyserTask postSpectrumAnalyserTask;
+
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (BrickwallProcessor)
 };
 } // namespace dsp::brickwall
diff --git a/src/dsp/EQ/EQProcessor.h b/src/dsp/EQ/EQProcessor.h
index cab2c45..cefd706 100644
--- a/src/dsp/EQ/EQProcessor.h
+++ b/src/dsp/EQ/EQProcessor.h
@@ -116,13 +116,20 @@ struct ExtraState
 class EQProcessor
 {
 public:
+
     EQProcessor (const EQToolParams& eqParams, const ExtraState& extraState);
 
     void prepare (const juce::dsp::ProcessSpec& spec);
     void processBlock (const chowdsp::BufferView<float>& buffer);
 
     int getLatencySamples() const;
-    std::pair<gui::SpectrumAnalyserTask&, gui::SpectrumAnalyserTask&> getSpectrumAnalyserTasks() { return { preSpectrumAnalyserTask, postSpectrumAnalyserTask }; }
+
+    using optionalSpectrumBackgroundTask = std::optional<std::reference_wrapper<gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask>>;
+
+    std::pair<optionalSpectrumBackgroundTask, optionalSpectrumBackgroundTask> getSpectrumAnalyserTasks()
+    {
+        return {std::ref(preSpectrumAnalyserTask.SpectrumAnalyserUITask), std::ref(postSpectrumAnalyserTask.SpectrumAnalyserUITask)};
+    }
 
 private:
     const EQToolParams& params;
diff --git a/src/dsp/MultiToolProcessor.cpp b/src/dsp/MultiToolProcessor.cpp
index 094a68a..0e37b63 100644
--- a/src/dsp/MultiToolProcessor.cpp
+++ b/src/dsp/MultiToolProcessor.cpp
@@ -38,8 +38,8 @@ namespace detail
                                                       { return analog_eq::AnalogEQProcessor { *params.analogEQParams }; }),
             tool_maker<band_splitter::BandSplitterProcessor> ([&params]
                                                               { return band_splitter::BandSplitterProcessor { *params.bandSplitParams }; }),
-            tool_maker<brickwall::BrickwallProcessor> ([&params]
-                                                       { return brickwall::BrickwallProcessor { *params.brickwallParams }; }),
+            tool_maker<brickwall::BrickwallProcessor> ([&params, &pluginState]
+                                                       { return brickwall::BrickwallProcessor { *params.brickwallParams, *pluginState.nonParams.brickwallExtraState }; }),
             tool_maker<svf::SVFProcessor> ([&params]
                                            { return svf::SVFProcessor { *params.svfParams }; })
         };
diff --git a/src/gui/Brickwall/BrickwallEditor.cpp b/src/gui/Brickwall/BrickwallEditor.cpp
index 5ee0d44..d73fef1 100644
--- a/src/gui/Brickwall/BrickwallEditor.cpp
+++ b/src/gui/Brickwall/BrickwallEditor.cpp
@@ -1,16 +1,66 @@
 #include "BrickwallEditor.h"
 #include "BottomBar.h"
 #include "gui/Shared/Colours.h"
+#include "gui/Shared/LookAndFeels.h"
+
+
 
 namespace gui::brickwall
 {
-BrickwallEditor::BrickwallEditor (State& pluginState, dsp::brickwall::Params& params, const chowdsp::HostContextProvider& hcp)
-    : plot (pluginState, params, hcp)
+BrickwallEditor::BrickwallEditor (State& pluginState,
+                                  dsp::brickwall::Params& params,
+                                  dsp::brickwall::ExtraState& brickwallExtraState,
+                                  const chowdsp::HostContextProvider& hcp,
+                                  std::pair<optionalSpectrumBackgroundTask, optionalSpectrumBackgroundTask> spectrumAnalyserTasks)
+    : extraState(brickwallExtraState),
+      plot (pluginState, params, hcp),
+      spectrumAnalyser(plot, spectrumAnalyserTasks)
 {
+    addMouseListener (this, true);
+    extraState.isEditorOpen.store (true);
+    spectrumAnalyser.setShowPostEQ (extraState.showPostSpectrum.get());
+    callbacks += {
+        extraState.showPostSpectrum.changeBroadcaster.connect ([this]
+                                                               {
+                                                                   spectrumAnalyser.setShowPostEQ(extraState.showPostSpectrum.get());
+                                                                   spectrumAnalyser.repaint(); }),
+    };
+
     bottomBar = std::make_unique<BottomBar> (pluginState, params);
 
     addAndMakeVisible (plot);
     addAndMakeVisible (bottomBar.get());
+    addAndMakeVisible (spectrumAnalyser);
+    spectrumAnalyser.toBehind(bottomBar.get());
+//    spectrumAnalyser.toBehind(&plot.getCutoffSlider());
+}
+
+BrickwallEditor::~BrickwallEditor()
+{
+    removeMouseListener (this);
+    extraState.isEditorOpen.store (false);
+}
+
+void BrickwallEditor::mouseDown (const juce::MouseEvent& event)
+{
+    if (event.mods.isPopupMenu())
+    {
+        chowdsp::SharedLNFAllocator lnfAllocator;
+        juce::PopupMenu menu;
+
+        juce::PopupMenu::Item postSpectrumItem;
+        postSpectrumItem.itemID = 100;
+        postSpectrumItem.text = extraState.showPostSpectrum.get() ? "Disable Post-EQ Visualizer" : "Enable Post-EQ Visualizer";
+        postSpectrumItem.action = [this]
+        {
+            extraState.showPostSpectrum.set (! extraState.showPostSpectrum.get());
+        };
+        menu.addItem (postSpectrumItem);
+
+        menu.setLookAndFeel (lnfAllocator->getLookAndFeel<lnf::MenuLNF>());
+        menu.showMenuAsync (juce::PopupMenu::Options {}
+                                .withParentComponent (getParentComponent()));
+    }
 }
 
 void BrickwallEditor::paint (juce::Graphics& g)
@@ -28,5 +78,6 @@ void BrickwallEditor::resized()
     auto bounds = getLocalBounds();
     plot.setBounds (bounds);
     bottomBar->setBounds (bounds.removeFromBottom (proportionOfHeight (0.075f)));
+    spectrumAnalyser.setBounds (getLocalBounds());
 }
 } // namespace gui::brickwall
diff --git a/src/gui/Brickwall/BrickwallEditor.h b/src/gui/Brickwall/BrickwallEditor.h
index 8014e7a..db544b2 100644
--- a/src/gui/Brickwall/BrickwallEditor.h
+++ b/src/gui/Brickwall/BrickwallEditor.h
@@ -1,20 +1,36 @@
 #pragma once
 
 #include "BrickwallPlot.h"
+#include "gui/Shared/SpectrumAnalyser.h"
+
+using optionalSpectrumBackgroundTask = std::optional<std::reference_wrapper<gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask>>;
 
 namespace gui::brickwall
 {
 class BrickwallEditor : public juce::Component
 {
 public:
-    BrickwallEditor (State& pluginState, dsp::brickwall::Params& params, const chowdsp::HostContextProvider& hcp);
+    BrickwallEditor (State& pluginState,
+                     dsp::brickwall::Params& params,
+                     dsp::brickwall::ExtraState& brickwallExtraState,
+                     const chowdsp::HostContextProvider& hcp,
+                     std::pair<optionalSpectrumBackgroundTask, optionalSpectrumBackgroundTask> spectrumAnalyserTasks);
+
+    ~BrickwallEditor();
 
     void paint (juce::Graphics& g) override;
     void resized() override;
 
+    void mouseDown (const juce::MouseEvent& event) override;
+
 private:
+
+    dsp::brickwall::ExtraState& extraState;
+    chowdsp::ScopedCallbackList callbacks;
+
     BrickwallPlot plot;
     std::unique_ptr<juce::Component> bottomBar;
+    SpectrumAnalyser spectrumAnalyser;
 
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (BrickwallEditor)
 };
diff --git a/src/gui/Brickwall/BrickwallPlot.cpp b/src/gui/Brickwall/BrickwallPlot.cpp
index 2696ca5..b022e8e 100644
--- a/src/gui/Brickwall/BrickwallPlot.cpp
+++ b/src/gui/Brickwall/BrickwallPlot.cpp
@@ -98,7 +98,7 @@ BrickwallPlot::BrickwallPlot (State& pluginState, dsp::brickwall::Params& brickw
                                 .sampleRate = sampleRate,
                                 .fftOrder = fftOrder,
                             }),
-      brickwall (brickwallParams),
+      brickwall (brickwallParams, *pluginState.nonParams.brickwallExtraState),
       cutoffSlider (*brickwallParams.cutoff, *this, pluginState, hcp),
       chyron (pluginState, brickwallParams, hcp)
 {
diff --git a/src/gui/Brickwall/BrickwallPlot.h b/src/gui/Brickwall/BrickwallPlot.h
index b955ff1..367984c 100644
--- a/src/gui/Brickwall/BrickwallPlot.h
+++ b/src/gui/Brickwall/BrickwallPlot.h
@@ -14,6 +14,7 @@ class BrickwallPlot : public chowdsp::SpectrumPlotBase
     void paint (juce::Graphics& g) override;
     void paintOverChildren (juce::Graphics& g) override;
     void resized() override;
+//    juce::Slider& getCutoffSlider(){ return cutoffSlider ;}
 
 private:
     void updatePlot();
diff --git a/src/gui/EQ/EQEditor.cpp b/src/gui/EQ/EQEditor.cpp
index f39bdf1..30556c2 100644
--- a/src/gui/EQ/EQEditor.cpp
+++ b/src/gui/EQ/EQEditor.cpp
@@ -9,7 +9,7 @@ EQEditor::EQEditor (State& pluginState,
                     dsp::eq::EQToolParams& eqParams,
                     dsp::eq::ExtraState& eqExtraState,
                     const chowdsp::HostContextProvider& hcp,
-                    std::pair<SpectrumAnalyserTask&, SpectrumAnalyserTask&> spectrumAnalyserTasks)
+                    std::pair<optionalSpectrumBackgroundTask , optionalSpectrumBackgroundTask> spectrumAnalyserTasks)
     : params (eqParams),
       extraState (eqExtraState),
       plot (pluginState, eqParams.eqParams, hcp),
diff --git a/src/gui/EQ/EQEditor.h b/src/gui/EQ/EQEditor.h
index 50246c0..c4de033 100644
--- a/src/gui/EQ/EQEditor.h
+++ b/src/gui/EQ/EQEditor.h
@@ -8,6 +8,8 @@
 // - Figure out type-in values for chyron
 // - Better controls for Q values
 
+using optionalSpectrumBackgroundTask = std::optional<std::reference_wrapper<gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask>>;
+
 namespace gui::eq
 {
 class EQEditor : public juce::Component
@@ -17,7 +19,7 @@ class EQEditor : public juce::Component
               dsp::eq::EQToolParams& eqParams,
               dsp::eq::ExtraState& extraState,
               const chowdsp::HostContextProvider& hcp,
-              std::pair<SpectrumAnalyserTask&, SpectrumAnalyserTask&> spectrumAnalyserTasks);
+              std::pair<optionalSpectrumBackgroundTask , optionalSpectrumBackgroundTask> spectrumAnalyserTasks);
     ~EQEditor() override;
 
     void paint (juce::Graphics& g) override;
diff --git a/src/gui/PluginEditor.cpp b/src/gui/PluginEditor.cpp
index 1c7a843..7cadb69 100644
--- a/src/gui/PluginEditor.cpp
+++ b/src/gui/PluginEditor.cpp
@@ -124,7 +124,11 @@ void PluginEditor::refreshEditor()
                 else if constexpr (std::is_same_v<ToolType, dsp::band_splitter::BandSplitterProcessor>)
                     editorComponent = std::make_unique<band_splitter::BandSplitterEditor> (pluginState, *pluginState.params.bandSplitParams, hostContextProvider);
                 else if constexpr (std::is_same_v<ToolType, dsp::brickwall::BrickwallProcessor>)
-                    editorComponent = std::make_unique<brickwall::BrickwallEditor> (pluginState, *pluginState.params.brickwallParams, hostContextProvider);
+                    editorComponent = std::make_unique<brickwall::BrickwallEditor> (pluginState,
+                                                                                    *pluginState.params.brickwallParams,
+                                                                                    *pluginState.nonParams.brickwallExtraState,
+                                                                                    hostContextProvider,
+                                                                                    std::get<dsp::brickwall::BrickwallProcessor> (plugin.getProcessor().getTools()).getSpectrumAnalyserTasks());
                 else if constexpr (std::is_same_v<ToolType, dsp::svf::SVFProcessor>)
                     editorComponent = std::make_unique<svf::SVFEditor> (pluginState, *pluginState.params.svfParams, hostContextProvider);
             });
diff --git a/src/gui/Shared/SpectrumAnalyser.cpp b/src/gui/Shared/SpectrumAnalyser.cpp
index 18096a3..70f3cf4 100644
--- a/src/gui/Shared/SpectrumAnalyser.cpp
+++ b/src/gui/Shared/SpectrumAnalyser.cpp
@@ -1,25 +1,25 @@
 #include "SpectrumAnalyser.h"
 #include "gui/Shared/Colours.h"
 
-SpectrumAnalyser::SpectrumAnalyser (const chowdsp::SpectrumPlotBase& eqPlot, std::pair<gui::SpectrumAnalyserTask&, gui::SpectrumAnalyserTask&> spectrumAnalyserTasks)
+SpectrumAnalyser::SpectrumAnalyser (const chowdsp::SpectrumPlotBase& eqPlot, std::pair<optionalSpectrumBackgroundTask, optionalSpectrumBackgroundTask> spectrumAnalyserTasks)
     : eqPlot (eqPlot),
-      preTask (spectrumAnalyserTasks.first.SpectrumAnalyserUITask),
-      postTask (spectrumAnalyserTasks.second.SpectrumAnalyserUITask)
+      preTask (spectrumAnalyserTasks.first.has_value() ? std::ref(spectrumAnalyserTasks.first).get() : std::nullopt),
+      postTask (spectrumAnalyserTasks.second.has_value() ? std::ref(spectrumAnalyserTasks.second).get() : std::nullopt)
 
 {
 }
 
 SpectrumAnalyser::~SpectrumAnalyser()
 {
-    if (preTask.isTaskRunning())
-        preTask.setShouldBeRunning (false);
-    if (postTask.isTaskRunning())
-        postTask.setShouldBeRunning (false);
+    if (preTask && preTask->get().isTaskRunning())
+        preTask->get().setShouldBeRunning (false);
+    if (postTask && postTask->get().isTaskRunning())
+        postTask->get().setShouldBeRunning (false);
 }
 
 void SpectrumAnalyser::paint (juce::Graphics& g)
 {
-    //    g.fillAll(juce::Colours::whitesmoke.withAlpha(0.4f));
+//    g.fillAll(juce::Colours::whitesmoke.withAlpha(0.4f));
 
     if (showPreEQ)
     {
@@ -41,24 +41,28 @@ void SpectrumAnalyser::visibilityChanged()
 {
     if (isVisible())
     {
-        preTask.setShouldBeRunning (showPreEQ);
-        postTask.setShouldBeRunning (showPostEQ);
+        if (preTask)
+            preTask->get().setShouldBeRunning (showPreEQ);
+        if (postTask)
+            postTask->get().setShouldBeRunning (showPostEQ);
         startTimerHz (32);
     }
     else
     {
-        preTask.setShouldBeRunning (false);
-        postTask.setShouldBeRunning (false);
+        if (preTask)
+            preTask->get().setShouldBeRunning (false);
+        if (postTask)
+            postTask->get().setShouldBeRunning (false);
         stopTimer();
     }
 }
 
 void SpectrumAnalyser::timerCallback()
 {
-    if (showPreEQ)
-        updatePlotPath (prePath, preTask);
-    if (showPostEQ)
-        updatePlotPath (postPath, postTask);
+    if (preTask && showPreEQ)
+        updatePlotPath (prePath, preTask->get());
+    if (postTask && showPostEQ)
+        updatePlotPath (postPath, postTask->get());
 }
 
 void SpectrumAnalyser::updatePlotPath (juce::Path& pathToUpdate, gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask& taskToUpdate)
diff --git a/src/gui/Shared/SpectrumAnalyser.h b/src/gui/Shared/SpectrumAnalyser.h
index 80da22f..32aacd3 100644
--- a/src/gui/Shared/SpectrumAnalyser.h
+++ b/src/gui/Shared/SpectrumAnalyser.h
@@ -2,11 +2,13 @@
 #include "SpectrumAnalyserTask.h"
 #include "dsp/MultiToolProcessor.h"
 
+using optionalSpectrumBackgroundTask = std::optional<std::reference_wrapper<gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask>>;
+
 class SpectrumAnalyser : public juce::Component,
                          public juce::Timer
 {
 public:
-    SpectrumAnalyser (const chowdsp::SpectrumPlotBase& eqPlot, std::pair<gui::SpectrumAnalyserTask&, gui::SpectrumAnalyserTask&> spectrumAnalyserTasks);
+    SpectrumAnalyser (const chowdsp::SpectrumPlotBase& eqPlot, std::pair<optionalSpectrumBackgroundTask, optionalSpectrumBackgroundTask> spectrumAnalyserTasks);
     ~SpectrumAnalyser() override;
     void paint (juce::Graphics& g) override;
     void visibilityChanged() override;
@@ -18,11 +20,12 @@ class SpectrumAnalyser : public juce::Component,
     void setShowPostEQ (bool showPostSpectrum) { showPostEQ = showPostSpectrum; }
 
 private:
+    using optionalBackgroundTask = std::optional<std::reference_wrapper<gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask>>;
     juce::Path prePath;
     juce::Path postPath;
     const chowdsp::SpectrumPlotBase& eqPlot;
-    gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask& preTask;
-    gui::SpectrumAnalyserTask::SpectrumAnalyserBackgroundTask& postTask;
+    optionalBackgroundTask preTask;
+    optionalBackgroundTask postTask;
     bool showPreEQ = true;
     bool showPostEQ = true;
 
diff --git a/src/state/PluginState.cpp b/src/state/PluginState.cpp
index e167529..7ee4e54 100644
--- a/src/state/PluginState.cpp
+++ b/src/state/PluginState.cpp
@@ -48,12 +48,14 @@ PluginExtraState::PluginExtraState()
 {
     waveshaperExtraState = std::make_unique<dsp::waveshaper::ExtraState>();
     eqExtraState.emplace();
+    brickwallExtraState.emplace();
 
     addStateValues ({ &waveshaperExtraState->freeDrawState,
                       &waveshaperExtraState->mathState,
                       &waveshaperExtraState->pointsState,
                       &eqExtraState->showPreSpectrum,
                       &eqExtraState->showPostSpectrum,
+                      &brickwallExtraState->showPostSpectrum,
                       &editorBounds });
 }
 
diff --git a/src/state/PluginState.h b/src/state/PluginState.h
index 5257ffd..fd74ed1 100644
--- a/src/state/PluginState.h
+++ b/src/state/PluginState.h
@@ -29,6 +29,7 @@ namespace band_splitter
 namespace brickwall
 {
     struct Params;
+    struct ExtraState;
 }
 namespace svf
 {
@@ -75,6 +76,7 @@ struct PluginExtraState : chowdsp::NonParamState
 
     std::unique_ptr<dsp::waveshaper::ExtraState> waveshaperExtraState;
     chowdsp::LocalPointer<dsp::eq::ExtraState, 128> eqExtraState;
+    chowdsp::LocalPointer<dsp::brickwall::ExtraState, 128> brickwallExtraState;
     chowdsp::StateValue<juce::Point<int>> editorBounds { "editor_bounds", { 750, 500 } };
 };
 } // namespace state