diff --git a/server/voice_changer/DDSP_SVC/deviceManager/DeviceManager.py b/server/voice_changer/DDSP_SVC/deviceManager/DeviceManager.py
index 9075e99a..5852e4c3 100644
--- a/server/voice_changer/DDSP_SVC/deviceManager/DeviceManager.py
+++ b/server/voice_changer/DDSP_SVC/deviceManager/DeviceManager.py
@@ -18,10 +18,11 @@ class DeviceManager(object):
         )
 
     def getDevice(self, id: int):
-        if id < 0 or (self.gpu_num == 0 and self.mps_enabled is False):
-            dev = torch.device("cpu")
-        elif self.mps_enabled:
-            dev = torch.device("mps")
+        if id < 0 or self.gpu_num == 0:
+            if self.mps_enabled is False:
+                dev = torch.device("cpu")
+            else:
+                dev = torch.device("mps")
         else:
             dev = torch.device("cuda", index=id)
         return dev
@@ -51,6 +52,6 @@ class DeviceManager(object):
         try:
             return torch.cuda.get_device_properties(id).total_memory
             # except Exception as e:
-        except:
+        except:  # NOQA
             # print(e)
             return 0
diff --git a/server/voice_changer/DiffusionSVC/pitchExtractor/CrepePitchExtractor.py b/server/voice_changer/DiffusionSVC/pitchExtractor/CrepePitchExtractor.py
index 17452bf0..c86251f5 100644
--- a/server/voice_changer/DiffusionSVC/pitchExtractor/CrepePitchExtractor.py
+++ b/server/voice_changer/DiffusionSVC/pitchExtractor/CrepePitchExtractor.py
@@ -3,21 +3,19 @@ import torch
 import numpy as np
 from const import PitchExtractorType
 from voice_changer.DiffusionSVC.pitchExtractor.PitchExtractor import PitchExtractor
+from voice_changer.RVC.deviceManager.DeviceManager import DeviceManager
 from voice_changer.utils.VoiceChangerModel import AudioInOut
 
 
 class CrepePitchExtractor(PitchExtractor):
 
-    def __init__(self):
+    def __init__(self, gpu: int):
         super().__init__()
         self.pitchExtractorType: PitchExtractorType = "crepe"
         self.f0_min = 50
         self.f0_max = 1100
         self.uv_interp = True
-        if torch.cuda.is_available():
-            self.device = torch.device("cuda:" + str(torch.cuda.current_device()))
-        else:
-            self.device = torch.device("cpu")
+        self.device = DeviceManager.get_instance().getDevice(gpu)
 
     def extract(self, audio: AudioInOut, sr: int, block_size: int, model_sr: int, pitch, f0_up_key, silence_front=0):
         hop_size = block_size * sr / model_sr
diff --git a/server/voice_changer/DiffusionSVC/pitchExtractor/PitchExtractorManager.py b/server/voice_changer/DiffusionSVC/pitchExtractor/PitchExtractorManager.py
index 561ad2e5..793e28a6 100644
--- a/server/voice_changer/DiffusionSVC/pitchExtractor/PitchExtractorManager.py
+++ b/server/voice_changer/DiffusionSVC/pitchExtractor/PitchExtractorManager.py
@@ -33,7 +33,7 @@ class PitchExtractorManager(Protocol):
         elif pitchExtractorType == "dio":
             return DioPitchExtractor()
         elif pitchExtractorType == "crepe":
-            return CrepePitchExtractor()
+            return CrepePitchExtractor(gpu)
         elif pitchExtractorType == "crepe_tiny":
             return CrepeOnnxPitchExtractor(pitchExtractorType, cls.params.crepe_onnx_tiny, gpu)
         elif pitchExtractorType == "crepe_full":
diff --git a/server/voice_changer/DiffusionSVC/pitchExtractor/RMVPEPitchExtractor.py b/server/voice_changer/DiffusionSVC/pitchExtractor/RMVPEPitchExtractor.py
index 0110948b..66fb6a5a 100644
--- a/server/voice_changer/DiffusionSVC/pitchExtractor/RMVPEPitchExtractor.py
+++ b/server/voice_changer/DiffusionSVC/pitchExtractor/RMVPEPitchExtractor.py
@@ -5,6 +5,7 @@ from const import PitchExtractorType
 from voice_changer.DiffusionSVC.pitchExtractor.PitchExtractor import PitchExtractor
 from voice_changer.DiffusionSVC.pitchExtractor.rmvpe.rmvpe import RMVPE
 from scipy.ndimage import zoom
+from voice_changer.RVC.deviceManager.DeviceManager import DeviceManager
 
 from voice_changer.utils.VoiceChangerModel import AudioInOut
 
@@ -18,10 +19,7 @@ class RMVPEPitchExtractor(PitchExtractor):
         self.f0_max = 1100
         self.uv_interp = True
         self.input_sr = -1
-        if torch.cuda.is_available() and gpu >= 0:
-            self.device = torch.device("cuda:" + str(torch.cuda.current_device()))
-        else:
-            self.device = torch.device("cpu")
+        self.device = DeviceManager.get_instance().getDevice(gpu)
 
         self.rmvpe = RMVPE(model_path=file, is_half=False, device=self.device)
 
diff --git a/server/voice_changer/RVC/deviceManager/DeviceManager.py b/server/voice_changer/RVC/deviceManager/DeviceManager.py
index c627e1b9..2053a753 100644
--- a/server/voice_changer/RVC/deviceManager/DeviceManager.py
+++ b/server/voice_changer/RVC/deviceManager/DeviceManager.py
@@ -20,10 +20,11 @@ class DeviceManager(object):
         )
 
     def getDevice(self, id: int):
-        if id < 0 or (self.gpu_num == 0 and self.mps_enabled is False):
-            dev = torch.device("cpu")
-        elif self.mps_enabled:
-            dev = torch.device("mps")
+        if id < 0 or self.gpu_num == 0:
+            if self.mps_enabled is False:
+                dev = torch.device("cpu")
+            else:
+                dev = torch.device("mps")
         else:
             if id < self.gpu_num:
                 dev = torch.device("cuda", index=id)
@@ -46,7 +47,7 @@ class DeviceManager(object):
                         "execution_mode": onnxruntime.ExecutionMode.ORT_PARALLEL,
                         "inter_op_num_threads": 8,
                     }
-                ]                
+                ]
         elif gpu >= 0 and "DmlExecutionProvider" in availableProviders:
             return ["DmlExecutionProvider"], [{"device_id": gpu}]
         else:
diff --git a/server/voice_changer/RVC/pitchExtractor/CrepePitchExtractor.py b/server/voice_changer/RVC/pitchExtractor/CrepePitchExtractor.py
index 55528a0d..e8d2d8b0 100644
--- a/server/voice_changer/RVC/pitchExtractor/CrepePitchExtractor.py
+++ b/server/voice_changer/RVC/pitchExtractor/CrepePitchExtractor.py
@@ -1,23 +1,19 @@
 import torchcrepe
-import torch
 import numpy as np
 from const import PitchExtractorType
+from voice_changer.RVC.deviceManager.DeviceManager import DeviceManager
 
 from voice_changer.RVC.pitchExtractor.PitchExtractor import PitchExtractor
 
 
 class CrepePitchExtractor(PitchExtractor):
 
-    def __init__(self):
+    def __init__(self, gpu: int):
         super().__init__()
         self.pitchExtractorType: PitchExtractorType = "crepe"
-        if torch.cuda.is_available():
-            self.device = torch.device("cuda:" + str(torch.cuda.current_device()))
-        else:
-            self.device = torch.device("cpu")
+        self.device = DeviceManager.get_instance().getDevice(gpu)
 
     def extract(self, audio, pitchf, f0_up_key, sr, window, silence_front=0):
-        n_frames = int(len(audio) // window) + 1
         start_frame = int(silence_front * sr / window)
         real_silence_front = start_frame * window / sr
 
diff --git a/server/voice_changer/RVC/pitchExtractor/PitchExtractorManager.py b/server/voice_changer/RVC/pitchExtractor/PitchExtractorManager.py
index bc7c1c9c..ea538958 100644
--- a/server/voice_changer/RVC/pitchExtractor/PitchExtractorManager.py
+++ b/server/voice_changer/RVC/pitchExtractor/PitchExtractorManager.py
@@ -33,7 +33,7 @@ class PitchExtractorManager(Protocol):
         elif pitchExtractorType == "dio":
             return DioPitchExtractor()
         elif pitchExtractorType == "crepe":
-            return CrepePitchExtractor()
+            return CrepePitchExtractor(gpu)
         elif pitchExtractorType == "crepe_tiny":
             return CrepeOnnxPitchExtractor(pitchExtractorType, cls.params.crepe_onnx_tiny, gpu)
         elif pitchExtractorType == "crepe_full":
diff --git a/server/voice_changer/RVC/pitchExtractor/RMVPEPitchExtractor.py b/server/voice_changer/RVC/pitchExtractor/RMVPEPitchExtractor.py
index 8e41905b..5b5bc98f 100644
--- a/server/voice_changer/RVC/pitchExtractor/RMVPEPitchExtractor.py
+++ b/server/voice_changer/RVC/pitchExtractor/RMVPEPitchExtractor.py
@@ -1,8 +1,8 @@
-import torch
 import numpy as np
 from const import PitchExtractorType
 from voice_changer.DiffusionSVC.pitchExtractor.PitchExtractor import PitchExtractor
 from voice_changer.DiffusionSVC.pitchExtractor.rmvpe.rmvpe import RMVPE
+from voice_changer.RVC.deviceManager.DeviceManager import DeviceManager
 
 
 class RMVPEPitchExtractor(PitchExtractor):
@@ -17,11 +17,7 @@ class RMVPEPitchExtractor(PitchExtractor):
 
         self.uv_interp = True
         self.input_sr = -1
-        if torch.cuda.is_available() and gpu >= 0:
-            self.device = torch.device("cuda:" + str(torch.cuda.current_device()))
-        else:
-            self.device = torch.device("cpu")
-
+        self.device = DeviceManager.get_instance().getDevice(gpu)
         self.rmvpe = RMVPE(model_path=file, is_half=False, device=self.device)
 
     def extract(self, audio, pitchf, f0_up_key, sr, window, silence_front=0):