diff --git a/src/qibolab/pulses/pulse.py b/src/qibolab/pulses/pulse.py
index beb7a09621..fd73f8d10b 100644
--- a/src/qibolab/pulses/pulse.py
+++ b/src/qibolab/pulses/pulse.py
@@ -128,24 +128,6 @@ def envelope_waveforms(self, sampling_rate=SAMPLING_RATE):
             self.shape.envelope_waveform_q(sampling_rate),
         )
 
-    def modulated_waveform_i(self, sampling_rate=SAMPLING_RATE) -> Waveform:
-        """The waveform of the i component of the pulse, modulated with its
-        frequency."""
-
-        return self.shape.modulated_waveform_i(sampling_rate)
-
-    def modulated_waveform_q(self, sampling_rate=SAMPLING_RATE) -> Waveform:
-        """The waveform of the q component of the pulse, modulated with its
-        frequency."""
-
-        return self.shape.modulated_waveform_q(sampling_rate)
-
-    def modulated_waveforms(self, sampling_rate):
-        """A tuple with the i and q waveforms of the pulse, modulated with its
-        frequency."""
-
-        return self.shape.modulated_waveforms(sampling_rate)
-
     def __hash__(self):
         """Hash the content.
 
diff --git a/src/qibolab/pulses/shape.py b/src/qibolab/pulses/shape.py
index b9275c6850..c3fc12b2bf 100644
--- a/src/qibolab/pulses/shape.py
+++ b/src/qibolab/pulses/shape.py
@@ -90,11 +90,9 @@ def __init__(self, msg=None, *args):
 
 
 class PulseShape(ABC):
-    """Abstract class for pulse shapes.
+    """Pulse envelopes.
 
-    This object is responsible for generating envelope and modulated
-    waveforms from a set of pulse parameters and its type. Generates
-    both i (in-phase) and q (quadrature) components.
+    Generates both i (in-phase) and q (quadrature) components.
     """
 
     pulse = None