diff --git a/lisainstrument/instrument.py b/lisainstrument/instrument.py
index ad24027bc9d58b0a146f63408f461eb225195b17..b3b3e01c837109ce06b2a3a4ee50fb297591cfa0 100644
--- a/lisainstrument/instrument.py
+++ b/lisainstrument/instrument.py
@@ -688,14 +688,41 @@ class Instrument:
                 / (1 + self.clock_noise_offsets[mosa[0]])**2, mosa[0])
             )
 
+        ## Total frequencies
+
+        logging.info("Computing inter-spacecraft beatnote total frequencies")
+        self.the_isc_carriers = ForEachMOSA(lambda mosa:
+            self.the_isc_carrier_offsets[mosa] + self.the_isc_carrier_fluctuations[mosa]
+        )
+        self.the_isc_usbs = ForEachMOSA(lambda mosa:
+            self.the_isc_usb_offsets[mosa] + self.the_isc_usb_fluctuations[mosa]
+        )
+
+        logging.info("Computing test-mass beatnote total frequencies")
+        self.the_tm_carriers = ForEachMOSA(lambda mosa:
+            self.the_tm_carrier_offsets[mosa] + self.the_tm_carrier_fluctuations[mosa]
+        )
+        self.the_tm_usbs = ForEachMOSA(lambda mosa:
+            self.the_tm_usb_offsets[mosa] + self.the_tm_usb_fluctuations[mosa]
+        )
+
+        logging.info("Computing reference beatnote total frequencies")
+        self.the_ref_carriers = ForEachMOSA(lambda mosa:
+            self.the_ref_carrier_offsets[mosa] + self.the_ref_carrier_fluctuations[mosa]
+        )
+        self.the_ref_usbs = ForEachMOSA(lambda mosa:
+            self.the_ref_usb_offsets[mosa] + self.the_ref_usb_fluctuations[mosa]
+        )
+
         ## Antialiasing filtering
 
         logging.info("Filtering inter-spacecraft beatnotes")
         self.filtered_isc_carrier_offsets = self.the_isc_carrier_offsets.transformed(self.aafilter)
         self.filtered_isc_carrier_fluctuations = self.the_isc_carrier_fluctuations.transformed(self.aafilter)
+        self.filtered_isc_carriers = self.the_isc_carriers.transformed(self.aafilter)
         self.filtered_isc_usb_offsets = self.the_isc_usb_offsets.transformed(self.aafilter)
         self.filtered_isc_usb_fluctuations = self.the_isc_usb_fluctuations.transformed(self.aafilter)
-
+        self.filtered_isc_usbs = self.the_isc_usbs.transformed(self.aafilter)
 
         logging.info("Filtering measured pseudo-ranges")
         self.filtered_mprs = self.the_mprs.transformed(self.aafilter)
@@ -703,22 +730,28 @@ class Instrument:
         logging.info("Filtering test-mass beatnotes")
         self.filtered_tm_carrier_offsets = self.the_tm_carrier_offsets.transformed(self.aafilter)
         self.filtered_tm_carrier_fluctuations = self.the_tm_carrier_fluctuations.transformed(self.aafilter)
+        self.filtered_tm_carriers = self.the_tm_carriers.transformed(self.aafilter)
         self.filtered_tm_usb_offsets = self.the_tm_usb_offsets.transformed(self.aafilter)
         self.filtered_tm_usb_fluctuations = self.the_tm_usb_fluctuations.transformed(self.aafilter)
+        self.filtered_tm_usbs = self.the_tm_usbs.transformed(self.aafilter)
 
         logging.info("Filtering reference beatnotes")
         self.filtered_ref_carrier_offsets = self.the_ref_carrier_offsets.transformed(self.aafilter)
         self.filtered_ref_carrier_fluctuations = self.the_ref_carrier_fluctuations.transformed(self.aafilter)
+        self.filtered_ref_carriers = self.the_ref_carriers.transformed(self.aafilter)
         self.filtered_ref_usb_offsets = self.the_ref_usb_offsets.transformed(self.aafilter)
         self.filtered_ref_usb_fluctuations = self.the_ref_usb_fluctuations.transformed(self.aafilter)
+        self.filtered_ref_usbs = self.the_ref_usbs.transformed(self.aafilter)
 
         ## Downsampling filtering
 
         logging.info("Downsampling inter-spacecraft beatnotes")
         self.isc_carrier_offsets = self.filtered_isc_carrier_offsets.transformed(self.downsampled)
         self.isc_carrier_fluctuations = self.filtered_isc_carrier_fluctuations.transformed(self.downsampled)
+        self.isc_carriers = self.filtered_isc_carriers.transformed(self.downsampled)
         self.isc_usb_offsets = self.filtered_isc_usb_offsets.transformed(self.downsampled)
         self.isc_usb_fluctuations = self.filtered_isc_usb_fluctuations.transformed(self.downsampled)
+        self.isc_usbs = self.filtered_isc_usbs.transformed(self.downsampled)
 
         logging.info("Filtering and downsampling measured pseudo-ranges")
         self.mprs = self.filtered_mprs.transformed(self.downsampled)
@@ -726,40 +759,18 @@ class Instrument:
         logging.info("Filtering and downsampling test-mass beatnotes")
         self.tm_carrier_offsets = self.filtered_tm_carrier_offsets.transformed(self.downsampled)
         self.tm_carrier_fluctuations = self.filtered_tm_carrier_fluctuations.transformed(self.downsampled)
+        self.tm_carriers = self.filtered_tm_carriers.transformed(self.downsampled)
         self.tm_usb_offsets = self.filtered_tm_usb_offsets.transformed(self.downsampled)
         self.tm_usb_fluctuations = self.filtered_tm_usb_fluctuations.transformed(self.downsampled)
+        self.tm_usbs = self.filtered_tm_usbs.transformed(self.downsampled)
 
         logging.info("Filtering and downsampling reference beatnotes")
         self.ref_carrier_offsets = self.filtered_ref_carrier_offsets.transformed(self.downsampled)
         self.ref_carrier_fluctuations = self.filtered_ref_carrier_fluctuations.transformed(self.downsampled)
+        self.ref_carriers = self.filtered_ref_carriers.transformed(self.downsampled)
         self.ref_usb_offsets = self.filtered_ref_usb_offsets.transformed(self.downsampled)
         self.ref_usb_fluctuations = self.filtered_ref_usb_fluctuations.transformed(self.downsampled)
-
-        ## Total frequencies
-
-        logging.info("Computing inter-spacecraft beatnote total frequencies")
-        self.isc_carriers = ForEachMOSA(lambda mosa:
-            self.isc_carrier_offsets[mosa] + self.isc_carrier_fluctuations[mosa]
-        )
-        self.isc_usbs = ForEachMOSA(lambda mosa:
-            self.isc_usb_offsets[mosa] + self.isc_usb_fluctuations[mosa]
-        )
-
-        logging.info("Computing test-mass beatnote total frequencies")
-        self.tm_carriers = ForEachMOSA(lambda mosa:
-            self.tm_carrier_offsets[mosa] + self.tm_carrier_fluctuations[mosa]
-        )
-        self.tm_usbs = ForEachMOSA(lambda mosa:
-            self.tm_usb_offsets[mosa] + self.tm_usb_fluctuations[mosa]
-        )
-
-        logging.info("Computing reference beatnote total frequencies")
-        self.ref_carriers = ForEachMOSA(lambda mosa:
-            self.ref_carrier_offsets[mosa] + self.ref_carrier_fluctuations[mosa]
-        )
-        self.ref_usbs = ForEachMOSA(lambda mosa:
-            self.ref_usb_offsets[mosa] + self.ref_usb_fluctuations[mosa]
-        )
+        self.ref_usbs = self.filtered_ref_usbs.transformed(self.downsampled)
 
         ## Closing simulation
         logging.info("Simulation complete")