change: removed redundant properties

src/scgenerator/noise.py

@@ -75,24 +75,6 @@ class NoiseMeasurement:
         psd = psd.real**2 + psd.imag**2
         return cls(freq, psd.mean(axis=0) / window_correction, phase=phase)
 
-    @property
-    def psd_dBc(self) -> np.ndarray:
-        return math.to_dB(self.psd, ref=1.0)
-
-    @property
-    def plottable_linear(self) -> tuple[np.ndarray, np.ndarray]:
-        if self.freq[0] == 0:
-            return self.freq[1:], self.psd[1:]
-        else:
-            return self.freq, self.psd
-
-    @property
-    def plottable_dBc(self) -> tuple[np.ndarray, np.ndarray]:
-        if self.freq[0] == 0:
-            return self.freq[1:], self.psd_dBc[1:]
-        else:
-            return self.freq, self.psd_dBc
-
     def plottable(
         self,
         dB: bool = True,