diff --git a/source/Mockingboard.cpp b/source/Mockingboard.cpp
index 58a7f06b..6738d1f8 100644
--- a/source/Mockingboard.cpp
+++ b/source/Mockingboard.cpp
@@ -75,7 +75,7 @@ MockingboardCard::MockingboardCard(UINT slot, SS_CARDTYPE type) : Card(type, slo
 
 	m_phasorEnable = (QueryType() == CT_Phasor);
 	m_phasorMode = PH_Mockingboard;
-	m_phasorClockScaleFactor = 1;	// for save-state only
+	m_phasorClockScaleFactor = 1;
 
 	m_lastMBUpdateCycle = 0;
 	m_numSamplesError = 0;
diff --git a/source/MockingboardCardManager.cpp b/source/MockingboardCardManager.cpp
index 9be7d0cc..48935f09 100644
--- a/source/MockingboardCardManager.cpp
+++ b/source/MockingboardCardManager.cpp
@@ -273,9 +273,6 @@ UINT MockingboardCardManager::GenerateAllSoundData(void)
 {
 	UINT nNumSamples = 0;
 
-	UINT numSamples0 = (UINT)-1;
-	int numSamplesError0 = -1;
-
 	for (UINT slot = SLOT0; slot < NUM_SLOTS; slot++)
 	{
 		if (!IsMockingboard(slot))
@@ -286,17 +283,6 @@ UINT MockingboardCardManager::GenerateAllSoundData(void)
 		MB.SetNumSamplesError(m_numSamplesError);
 		nNumSamples = MB.MB_Update();
 		m_numSamplesError = MB.GetNumSamplesError();
-
-#if 1 // debug
-		if (numSamples0 == (UINT)-1)
-		{
-			numSamples0 = nNumSamples;
-			numSamplesError0 = m_numSamplesError;
-		}
-
-		_ASSERT(numSamples0 == nNumSamples);
-		_ASSERT(numSamplesError0 == m_numSamplesError);
-#endif
 	}
 
 	//