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-rw-r--r--src/devices/bus/pet/2joysnd.cpp3
-rw-r--r--src/devices/bus/pet/cb2snd.cpp3
2 files changed, 0 insertions, 6 deletions
diff --git a/src/devices/bus/pet/2joysnd.cpp b/src/devices/bus/pet/2joysnd.cpp
index 7bc3915a283..6d65b70542a 100644
--- a/src/devices/bus/pet/2joysnd.cpp
+++ b/src/devices/bus/pet/2joysnd.cpp
@@ -49,7 +49,6 @@ Connections
#include "emu.h"
#include "2joysnd.h"
-#include "sound/volt_reg.h"
#include "speaker.h"
@@ -97,8 +96,6 @@ void pet_userport_joystick_and_sound_device::device_add_mconfig(machine_config &
{
SPEAKER(config, "speaker").front_center();
DAC_1BIT(config, m_dac, 0).add_route(ALL_OUTPUTS, "speaker", 0.99);
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
- vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
}
//**************************************************************************
diff --git a/src/devices/bus/pet/cb2snd.cpp b/src/devices/bus/pet/cb2snd.cpp
index fffbb70923e..b80d2efcce8 100644
--- a/src/devices/bus/pet/cb2snd.cpp
+++ b/src/devices/bus/pet/cb2snd.cpp
@@ -11,7 +11,6 @@
#include "emu.h"
#include "cb2snd.h"
-#include "sound/volt_reg.h"
#include "speaker.h"
@@ -30,8 +29,6 @@ void pet_userport_cb2_sound_device::device_add_mconfig(machine_config &config)
{
SPEAKER(config, "speaker").front_center();
DAC_1BIT(config, m_dac, 0).add_route(ALL_OUTPUTS, "speaker", 0.99);
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
- vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
}
//**************************************************************************