diff --git a/config_webrx.py b/config_webrx.py
index 4d61fbd..f06f50e 100644
--- a/config_webrx.py
+++ b/config_webrx.py
@@ -104,9 +104,6 @@ version = 7
 
 #digimodes_fft_size = 2048
 
-# determines the quality, and thus the cpu usage, for the ambe codec used by digital voice modes
-# if you're running on a Raspi (up to 3B+) you'll want to leave this on 1
-#digital_voice_unvoiced_quality = 1
 # enables lookup of DMR ids using the radioid api
 #digital_voice_dmr_id_lookup = True
 
diff --git a/csdr/__init__.py b/csdr/__init__.py
index 4fdc83f..c1c649b 100644
--- a/csdr/__init__.py
+++ b/csdr/__init__.py
@@ -93,7 +93,6 @@ class Dsp(DirewolfConfigSubscriber):
         self.pipes = {}
         self.secondary_pipe_names = {"secondary_shift_pipe": Pipe.WRITE}
         self.secondary_offset_freq = 1000
-        self.unvoiced_quality = 1
         self.codecserver = None
         self.modification_lock = threading.Lock()
         self.output = output
@@ -640,13 +639,6 @@ class Dsp(DirewolfConfigSubscriber):
             else:
                 self.pipes["squelch_pipe"].write("%g\n" % (self.convertToLinear(actual_squelch)))
 
-    def set_unvoiced_quality(self, q):
-        self.unvoiced_quality = q
-        self.restart()
-
-    def get_unvoiced_quality(self):
-        return self.unvoiced_quality
-
     def set_codecserver(self, s):
         if self.codecserver == s:
             return
@@ -774,7 +766,6 @@ class Dsp(DirewolfConfigSubscriber):
                 nc_port=self.nc_port,
                 output_rate=self.get_output_rate(),
                 smeter_report_every=int(self.if_samp_rate() / 6000),
-                unvoiced_quality=self.get_unvoiced_quality(),
                 codecserver_arg=self.get_codecserver_arg(),
                 audio_rate=self.get_audio_rate(),
                 wfm_deemphasis_tau=self.wfm_deemphasis_tau,
diff --git a/owrx/config/defaults.py b/owrx/config/defaults.py
index de81af9..f03dded 100644
--- a/owrx/config/defaults.py
+++ b/owrx/config/defaults.py
@@ -18,7 +18,6 @@ defaultConfig = PropertyLayer(
     fft_compression="adpcm",
     wfm_deemphasis_tau=50e-6,
     digimodes_fft_size=2048,
-    digital_voice_unvoiced_quality=1,
     digital_voice_dmr_id_lookup=True,
     digital_voice_nxdn_id_lookup=True,
     sdrs=PropertyLayer(
diff --git a/owrx/controllers/settings/decoding.py b/owrx/controllers/settings/decoding.py
index a21cd06..fb0e542 100644
--- a/owrx/controllers/settings/decoding.py
+++ b/owrx/controllers/settings/decoding.py
@@ -35,12 +35,6 @@ class DecodingSettingsController(SettingsFormController):
             ),
             Section(
                 "Digital voice",
-                NumberInput(
-                    "digital_voice_unvoiced_quality",
-                    "Quality of unvoiced sounds in synthesized voice",
-                    infotext="Determines the quality, and thus the cpu usage, for the ambe codec used by digital voice"
-                    + " modes.<br />If you're running on a Raspberry Pi (up to 3B+) you should leave this set at 1",
-                ),
                 TextInput(
                     "digital_voice_codecserver",
                     "Codecserver address",
diff --git a/owrx/dsp.py b/owrx/dsp.py
index 2988f6f..d601e1c 100644
--- a/owrx/dsp.py
+++ b/owrx/dsp.py
@@ -67,7 +67,6 @@ class DspManager(Output, SdrSourceEventClient):
                 "fft_compression",
                 "digimodes_fft_size",
                 "samp_rate",
-                "digital_voice_unvoiced_quality",
                 "center_freq",
                 "start_mod",
                 "start_freq",
@@ -128,7 +127,6 @@ class DspManager(Output, SdrSourceEventClient):
             self.props.wireProperty("low_cut", set_low_cut),
             self.props.wireProperty("high_cut", set_high_cut),
             self.props.wireProperty("mod", self.dsp.set_demodulator),
-            self.props.wireProperty("digital_voice_unvoiced_quality", self.dsp.set_unvoiced_quality),
             self.props.wireProperty("dmr_filter", self.dsp.set_dmr_filter),
             self.props.wireProperty("wfm_deemphasis_tau", self.dsp.set_wfm_deemphasis_tau),
             self.props.wireProperty("digital_voice_codecserver", self.dsp.set_codecserver),