diff --git a/vna_system/core/processors/configs/bscan_config.json b/vna_system/core/processors/configs/bscan_config.json
index 143e04f..6fe3cc7 100644
--- a/vna_system/core/processors/configs/bscan_config.json
+++ b/vna_system/core/processors/configs/bscan_config.json
@@ -3,6 +3,7 @@
   "ach_norm_enabled": false,
   "s11_norm_enabled": false,
   "subtract_mean_ascan": false,
+  "hardcoded_notch_enabled": false,
   "axis": "abs",
   "cut": 0.0,
   "max": 12.0,
diff --git a/vna_system/core/processors/implementations/bscan_processor.py b/vna_system/core/processors/implementations/bscan_processor.py
index 9e08ba6..c802f56 100644
--- a/vna_system/core/processors/implementations/bscan_processor.py
+++ b/vna_system/core/processors/implementations/bscan_processor.py
@@ -84,6 +84,7 @@ class BScanProcessor(BaseProcessor):
             "ach_norm_enabled": False,  # Toggle ACH normalization from JSON
             "s11_norm_enabled": False,  # Toggle S21 normalization using two S11 files
             "subtract_mean_ascan": False,  # Subtract mean A-scan from each sweep in B-scan
+            "hardcoded_notch_enabled": True,  # Enable/disable hardcoded notch filtering
             "axis": "abs",              # "real", "abs", or "phase"
             # "data_limitation": None,    # None, "ph_only_1", "ph_only_2"
             "cut": 0.824,               # Cut parameter (meters)
@@ -131,6 +132,12 @@ class BScanProcessor(BaseProcessor):
                 type="toggle",
                 value=cfg["subtract_mean_ascan"],
             ),
+            UIParameter(
+                name="hardcoded_notch_enabled",
+                label="Notch filter",
+                type="toggle",
+                value=cfg["hardcoded_notch_enabled"],
+            ),
             UIParameter(
                 name="axis",
                 label="Ось",
@@ -978,6 +985,9 @@ class BScanProcessor(BaseProcessor):
         mask = np.ones_like(freq_hz, dtype=float)
         bands = _HARDCODED_NOTCH_BANDS_HZ
 
+        if not bool(self._config.get("hardcoded_notch_enabled", True)):
+            return s_complex, mask
+
         if not bands:
             return s_complex, mask