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Diffstat (limited to 'src/mame/drivers/segas24.cpp')
-rw-r--r--src/mame/drivers/segas24.cpp4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/mame/drivers/segas24.cpp b/src/mame/drivers/segas24.cpp
index 0547a0506a0..a786d80eaa1 100644
--- a/src/mame/drivers/segas24.cpp
+++ b/src/mame/drivers/segas24.cpp
@@ -347,7 +347,6 @@ Notes:
#include "machine/upd4701.h"
#include "machine/315_5296.h"
#include "sound/dac.h"
-#include "sound/volt_reg.h"
#include "sound/ym2151.h"
#include "video/segaic24.h"
#include "speaker.h"
@@ -1961,9 +1960,6 @@ void segas24_state::system24(machine_config &config)
ymsnd.add_route(1, "rspeaker", 0.50);
DAC_8BIT_R2R(config, "dac", 0).add_route(ALL_OUTPUTS, "lspeaker", 0.5).add_route(ALL_OUTPUTS, "rspeaker", 0.5); // unknown DAC
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref", 0));
- vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);
}
void segas24_state::system24_rom(machine_config &config)