diff --git a/modules/juce_dsp/processors/juce_DryWetMixer.cpp b/modules/juce_dsp/processors/juce_DryWetMixer.cpp
index 450400b8ad..8029e47fe1 100644
--- a/modules/juce_dsp/processors/juce_DryWetMixer.cpp
+++ b/modules/juce_dsp/processors/juce_DryWetMixer.cpp
@@ -125,7 +125,7 @@ void DryWetMixer<SampleType>::update()
             break;
 
         case MixingRule::linear:
-            dryValue  = static_cast<SampleType> (1.0) - mix;
+            dryValue = static_cast<SampleType> (1.0) - mix;
             wetValue = mix;
             break;
 
diff --git a/modules/juce_dsp/processors/juce_DryWetMixer.h b/modules/juce_dsp/processors/juce_DryWetMixer.h
index 11b4998518..2367756a66 100644
--- a/modules/juce_dsp/processors/juce_DryWetMixer.h
+++ b/modules/juce_dsp/processors/juce_DryWetMixer.h
@@ -23,13 +23,14 @@ namespace dsp
 
 enum class DryWetMixingRule
 {
-    linear,
-    balanced,
-    sin3dB,
-    sin4p5dB,
-    sin6dB,
-    squareRoot3dB,
-    squareRoot4p5dB
+    linear,          // dry volume is equal to 1 - wet volume
+    balanced,        // both dry and wet are 1 when mix is 0.5, with dry decreasing to 0
+                     // above this value and wet decreasing to 0 below it
+    sin3dB,          // alternate dry/wet mixing rule using the 3 dB sine panning rule
+    sin4p5dB,        // alternate dry/wet mixing rule using the 4.5 dB sine panning rule
+    sin6dB,          // alternate dry/wet mixing rule using the 6 dB sine panning rule
+    squareRoot3dB,   // alternate dry/wet mixing rule using the regular 3 dB panning rule
+    squareRoot4p5dB  // alternate dry/wet mixing rule using the regular 4.5 dB panning rule
 };
 
 /**
diff --git a/modules/juce_dsp/processors/juce_Panner.h b/modules/juce_dsp/processors/juce_Panner.h
index 7991051409..93ee032241 100644
--- a/modules/juce_dsp/processors/juce_Panner.h
+++ b/modules/juce_dsp/processors/juce_Panner.h
@@ -23,13 +23,16 @@ namespace dsp
 
 enum class PannerRule
 {
-    linear,
-    balanced,
-    sin3dB,
-    sin4p5dB,
-    sin6dB,
-    squareRoot3dB,
-    squareRoot4p5dB
+    linear,          // regular 6 dB or linear panning rule, allows the panned sound to be
+                     // perceived as having a constant level when summed to mono
+    balanced,        // both left and right are 1 when pan value is 0.5, with left decreasing
+                     // to 0 above this value and right decreasing to 0 below it
+    sin3dB,          // alternate version of the regular 3 dB panning rule with a sine curve
+    sin4p5dB,        // alternate version of the regular 4.5 dB panning rule with a sine curve
+    sin6dB,          // alternate version of the regular 6 dB panning rule with a sine curve
+    squareRoot3dB,   // regular 3 dB or constant power panning rule, allows the panned sound
+                     // to be perceived as having a constant level regardless of the pan position
+    squareRoot4p5dB  // regular 4.5 dB panning rule, a compromise option between 3 dB and 6 dB panning rules
 };
 
 /**