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-rw-r--r--src/mame/audio/segag80r.cpp4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/mame/audio/segag80r.cpp b/src/mame/audio/segag80r.cpp
index adc354b9d7b..aec1108564e 100644
--- a/src/mame/audio/segag80r.cpp
+++ b/src/mame/audio/segag80r.cpp
@@ -18,7 +18,6 @@
#include "sound/samples.h"
#include "sound/tms36xx.h"
#include "sound/dac.h"
-#include "sound/volt_reg.h"
/*************************************
@@ -709,8 +708,7 @@ MACHINE_CONFIG_START( monsterb_sound_board )
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5)
MCFG_SOUND_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5) // 50K (R91-97)/100K (R98-106) ladder network
- MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
- MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
+ MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0)
MACHINE_CONFIG_END