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Diffstat (limited to 'src/mame/audio/pinsnd88.cpp')
-rw-r--r--src/mame/audio/pinsnd88.cpp4
1 files changed, 0 insertions, 4 deletions
diff --git a/src/mame/audio/pinsnd88.cpp b/src/mame/audio/pinsnd88.cpp
index 63b3fcd3f85..5e26d397e56 100644
--- a/src/mame/audio/pinsnd88.cpp
+++ b/src/mame/audio/pinsnd88.cpp
@@ -104,7 +104,6 @@
#include "emu.h"
#include "pinsnd88.h"
-#include "sound/volt_reg.h"
DEFINE_DEVICE_TYPE(PINSND88, pinsnd88_device, "pinsnd88", "Williams Pin Sound '88 Audio Board")
@@ -221,9 +220,6 @@ void pinsnd88_device::device_add_mconfig(machine_config &config)
// TODO: analog filters and "volume" controls for the two channels
AD7224(config, m_dac, 0);
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
- vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);
m_dac->add_route(ALL_OUTPUTS, *this, 0.41/2.0, AUTO_ALLOC_INPUT, 0); // 470K
m_dac->add_route(ALL_OUTPUTS, *this, 0.5/2.0, AUTO_ALLOC_INPUT, 1); // 330K