diff --git a/src/effects/Distortion.cpp b/src/effects/Distortion.cpp
index 58fe7892e..69a9f0001 100644
--- a/src/effects/Distortion.cpp
+++ b/src/effects/Distortion.cpp
@@ -360,17 +360,13 @@ bool EffectDistortion::LoadFactoryPreset(int id)
 
 void EffectDistortion::PopulateOrExchange(ShuttleGui & S)
 {
-   for (int i = 0; i < nTableTypes; i++)
-   {
-      mTableTypes.Add(wxGetTranslation(kTableTypeStrings[i]));
-   }
-
    S.AddSpace(0, 5);
    S.StartVerticalLay();
    {
       S.StartMultiColumn(4, wxCENTER);
       {
-         mTypeChoiceCtrl = S.Id(ID_Type).AddChoice(_("Distortion type:"), wxT(""), &mTableTypes);
+         auto tableTypes = LocalizedStrings(kTableTypeStrings, nTableTypes);
+         mTypeChoiceCtrl = S.Id(ID_Type).AddChoice(_("Distortion type:"), wxT(""), &tableTypes);
          mTypeChoiceCtrl->SetValidator(wxGenericValidator(&mParams.mTableChoiceIndx));
          S.SetSizeHints(-1, -1);
 
diff --git a/src/effects/Distortion.h b/src/effects/Distortion.h
index 752c37d87..79fd5ab35 100644
--- a/src/effects/Distortion.h
+++ b/src/effects/Distortion.h
@@ -181,7 +181,6 @@ private:
    double mMakeupGain;
 
    int mTypChoiceIndex;
-   wxArrayString mTableTypes;
 
    wxChoice *mTypeChoiceCtrl;
    wxTextCtrl *mThresholdT;
diff --git a/src/effects/Equalization.cpp b/src/effects/Equalization.cpp
index dd9cf7ab7..fee675a80 100644
--- a/src/effects/Equalization.cpp
+++ b/src/effects/Equalization.cpp
@@ -229,11 +229,6 @@ EffectEqualization::EffectEqualization()
    GetPrivateConfig(GetCurrentSettingsGroup(), wxT("DrawMode"), mDrawMode, DEF_DrawMode);
    GetPrivateConfig(GetCurrentSettingsGroup(), wxT("DrawGrid"), mDrawGrid, DEF_DrawGrid);
 
-   for (int i = 0; i < nInterpolations; i++)
-   {
-      mInterpolations.Add(wxGetTranslation(kInterpStrings[i]));
-   }
-
    mLogEnvelope = std::make_unique<Envelope>
       (false,
        MIN_dBMin, MAX_dBMax, // MB: this is the highest possible range
@@ -331,11 +326,6 @@ bool EffectEqualization::SetAutomationParameters(CommandParameters & parms)
 {
    // Pretty sure the interpolation name shouldn't have been interpreted when
    // specified in chains, but must keep it that way for compatibility.
-   wxArrayString interpolations(mInterpolations);
-   for (int i = 0; i < nInterpolations; i++)
-   {
-      interpolations.Add(kInterpStrings[i]);
-   }
 
    ReadAndVerifyInt(FilterLength);
    ReadAndVerifyString(CurveName);
@@ -774,7 +764,9 @@ void EffectEqualization::PopulateOrExchange(ShuttleGui & S)
             {
                szrI = S.GetSizer();
 
-               mInterpChoice = S.Id(ID_Interp).AddChoice( {}, wxT(""), &mInterpolations);
+               auto interpolations =
+                  LocalizedStrings(kInterpStrings, nInterpolations);
+               mInterpChoice = S.Id(ID_Interp).AddChoice( {}, wxT(""), &interpolations);
                mInterpChoice->SetName(_("Interpolation type"));
                mInterpChoice->SetSelection(0);
             }
diff --git a/src/effects/Equalization.h b/src/effects/Equalization.h
index addb4e3ed..58dd52e2d 100644
--- a/src/effects/Equalization.h
+++ b/src/effects/Equalization.h
@@ -220,7 +220,6 @@ private:
    RulerPanel *mdBRuler;
    RulerPanel *mFreqRuler;
 
-   wxArrayString mInterpolations;
    bool mDisallowCustom;
    double mLoFreq;
    double mHiFreq;
diff --git a/src/effects/Noise.cpp b/src/effects/Noise.cpp
index d7d293c10..bd12cd78d 100644
--- a/src/effects/Noise.cpp
+++ b/src/effects/Noise.cpp
@@ -220,14 +220,9 @@ void EffectNoise::PopulateOrExchange(ShuttleGui & S)
 {
    wxASSERT(nTypes == WXSIZEOF(kTypeStrings));
 
-   wxArrayString typeChoices;
-   for (int i = 0; i < nTypes; i++)
-   {
-      typeChoices.Add(wxGetTranslation(kTypeStrings[i]));
-   }
-
    S.StartMultiColumn(2, wxCENTER);
    {
+      auto typeChoices = LocalizedStrings(kTypeStrings, nTypes);
       S.AddChoice(_("Noise type:"), wxT(""), &typeChoices)->SetValidator(wxGenericValidator(&mType));
 
       FloatingPointValidator<double> vldAmp(6, &mAmp, NumValidatorStyle::NO_TRAILING_ZEROES);
diff --git a/src/effects/ScienFilter.cpp b/src/effects/ScienFilter.cpp
index 987e0fe45..143b83e93 100644
--- a/src/effects/ScienFilter.cpp
+++ b/src/effects/ScienFilter.cpp
@@ -467,12 +467,7 @@ void EffectScienFilter::PopulateOrExchange(ShuttleGui & S)
       {
          wxASSERT(nTypes == WXSIZEOF(kTypeStrings));
 
-         wxArrayString typeChoices;
-         for (int i = 0; i < nTypes; i++)
-         {
-            typeChoices.Add(wxGetTranslation(kTypeStrings[i]));
-         }
-
+         auto typeChoices = LocalizedStrings(kTypeStrings, nTypes);
          mFilterTypeCtl = S.Id(ID_Type).AddChoice(_("&Filter Type:"), wxT(""), &typeChoices);
          mFilterTypeCtl->SetValidator(wxGenericValidator(&mFilterType));
          S.SetSizeHints(-1, -1);
@@ -499,12 +494,7 @@ void EffectScienFilter::PopulateOrExchange(ShuttleGui & S)
 
          wxASSERT(nSubTypes == WXSIZEOF(kSubTypeStrings));
 
-         wxArrayString subTypeChoices;
-         for (int i = 0; i < nSubTypes; i++)
-         {
-            subTypeChoices.Add(wxGetTranslation(kSubTypeStrings[i]));
-         }
-
+         auto subTypeChoices = LocalizedStrings(kSubTypeStrings, nSubTypes);
          mFilterSubTypeCtl = S.Id(ID_SubType).AddChoice(_("&Subtype:"), wxT(""), &subTypeChoices);
          mFilterSubTypeCtl->SetValidator(wxGenericValidator(&mFilterSubtype));
          S.SetSizeHints(-1, -1);
diff --git a/src/effects/ToneGen.cpp b/src/effects/ToneGen.cpp
index 6103efc65..661fa9447 100644
--- a/src/effects/ToneGen.cpp
+++ b/src/effects/ToneGen.cpp
@@ -96,15 +96,6 @@ EffectToneGen::EffectToneGen(bool isChirp)
    mAmplitude[1] = DEF_EndAmp;
    mInterpolation = DEF_Interp;
 
-   for (int i = 0; i < nWaveforms; i++)
-   {
-      mWaveforms.Add(wxGetTranslation(kWaveStrings[i]));
-   }
-
-   for (int i = 0; i < nInterpolations; i++)
-   {
-      mInterpolations.Add(wxGetTranslation(kInterStrings[i]));
-   }
    // Chirp varies over time so must use selected duration.
    // TODO: When previewing, calculate only the first 'preview length'.
    if (isChirp)
@@ -341,7 +332,8 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
 
    S.StartMultiColumn(2, wxCENTER);
    {
-      wxChoice *c = S.AddChoice(_("Waveform:"), wxT(""), &mWaveforms);
+      auto waveforms = LocalizedStrings(kWaveStrings, nWaveforms);
+      wxChoice *c = S.AddChoice(_("Waveform:"), wxT(""), &waveforms);
       c->SetValidator(wxGenericValidator(&mWaveform));
 
       if (mChirp)
@@ -413,7 +405,8 @@ void EffectToneGen::PopulateOrExchange(ShuttleGui & S)
          }
          S.EndHorizontalLay();
 
-         c = S.AddChoice(_("Interpolation:"), wxT(""), &mInterpolations);
+         auto interpolations = LocalizedStrings(kInterStrings, nInterpolations);
+         c = S.AddChoice(_("Interpolation:"), wxT(""), &interpolations);
          c->SetValidator(wxGenericValidator(&mInterpolation));
       }
       else
diff --git a/src/effects/ToneGen.h b/src/effects/ToneGen.h
index 348bfd077..ac1f97c5f 100644
--- a/src/effects/ToneGen.h
+++ b/src/effects/ToneGen.h
@@ -77,8 +77,6 @@ private:
    double mAmplitude[2];
    double mLogFrequency[2];
 
-   wxArrayString mWaveforms;
-   wxArrayString mInterpolations;
    NumericTextCtrl *mToneDurationT;
 
    DECLARE_EVENT_TABLE()
diff --git a/src/effects/TruncSilence.cpp b/src/effects/TruncSilence.cpp
index 1e9d46b85..629751a65 100644
--- a/src/effects/TruncSilence.cpp
+++ b/src/effects/TruncSilence.cpp
@@ -123,8 +123,6 @@ END_EVENT_TABLE()
 
 EffectTruncSilence::EffectTruncSilence()
 {
-   mDbChoices = wxArrayString(Enums::NumDbChoices, Enums::DbChoices);
-
    mInitialAllowedSilence = DEF_Minimum;
    mTruncLongestAllowedSilence = DEF_Truncate;
    mSilenceCompressPercent = DEF_Compress;
@@ -744,12 +742,6 @@ void EffectTruncSilence::PopulateOrExchange(ShuttleGui & S)
 {
    wxASSERT(nActions == WXSIZEOF(kActionStrings));
 
-   wxArrayString actionChoices;
-   for (int i = 0; i < nActions; i++)
-   {
-      actionChoices.Add(wxGetTranslation(kActionStrings[i]));
-   }
-
    S.AddSpace(0, 5);
 
    S.StartStatic(_("Detect Silence"));
@@ -757,7 +749,9 @@ void EffectTruncSilence::PopulateOrExchange(ShuttleGui & S)
       S.StartMultiColumn(3, wxALIGN_CENTER_HORIZONTAL);
       {
          // Threshold
-         mTruncDbChoice = S.AddChoice(_("Level:"), wxT(""), &mDbChoices);
+         auto dbChoices =
+            LocalizedStrings( Enums::DbChoices, Enums::NumDbChoices );
+         mTruncDbChoice = S.AddChoice(_("Level:"), wxT(""), &dbChoices);
          mTruncDbChoice->SetValidator(wxGenericValidator(&mTruncDbChoiceIndex));
          S.SetSizeHints(-1, -1);
          S.AddSpace(0); // 'choices' already includes units.
@@ -778,6 +772,7 @@ void EffectTruncSilence::PopulateOrExchange(ShuttleGui & S)
       S.StartHorizontalLay();
       {
          // Action choices
+         auto actionChoices = LocalizedStrings(kActionStrings, nActions);
          mActionChoice = S.AddChoice( {}, wxT(""), &actionChoices);
          mActionChoice->SetValidator(wxGenericValidator(&mActionIndex));
          S.SetSizeHints(-1, -1);
diff --git a/src/effects/TruncSilence.h b/src/effects/TruncSilence.h
index 2cb289193..eecd3754f 100644
--- a/src/effects/TruncSilence.h
+++ b/src/effects/TruncSilence.h
@@ -104,8 +104,6 @@ private:
    double mSilenceCompressPercent;
    bool mbIndependent;
 
-   wxArrayString mDbChoices;
-
    size_t mBlendFrameCount;
 
    wxChoice *mTruncDbChoice;