diff --git a/tangostationcontrol/tangostationcontrol/devices/base_device_classes/mapper.py b/tangostationcontrol/tangostationcontrol/devices/base_device_classes/mapper.py
index 9e3bd89d0431a118416866d2ca014c4284008469..56d91572f08b150d66e46f9d5d5582af402885ac 100644
--- a/tangostationcontrol/tangostationcontrol/devices/base_device_classes/mapper.py
+++ b/tangostationcontrol/tangostationcontrol/devices/base_device_classes/mapper.py
@@ -260,7 +260,10 @@ class AntennaMapper:
             ) in enumerate(zip(power_mapping, control_mapping)):
                 if antenna_type == "LBA" and pwr_attribute:
                     if dev_power > 0 and dev_control > 0:
-                        mapped_values[dev_power] = set_values[idx]
+                        mapped_values[dev_power - 1, dev_input_power] = set_values[idx]
+                        mapped_values[dev_control - 1, dev_input_control] = set_values[
+                            idx
+                        ]
                 else:
                     if dev_power > 0:
                         mapped_values[dev_power - 1, dev_input_power] = set_values[idx][
diff --git a/tangostationcontrol/tangostationcontrol/devices/base_device_classes/recv_device.py b/tangostationcontrol/tangostationcontrol/devices/base_device_classes/recv_device.py
index b8e6ad462ad19ce2db7af798bf0af2fa682b317e..1860aea67773fbd446cd11dc4ec2b44d6085521f 100644
--- a/tangostationcontrol/tangostationcontrol/devices/base_device_classes/recv_device.py
+++ b/tangostationcontrol/tangostationcontrol/devices/base_device_classes/recv_device.py
@@ -100,7 +100,7 @@ class RECVDevice(OPCUADevice):
         doc="Maximum amount of time to wait after turning RCU(s) on or off",
         dtype="DevFloat",
         mandatory=False,
-        default_value=30.0,
+        default_value=60.0,
     )
 
     RCU_DTH_On_Off_timeout = device_property(
@@ -388,10 +388,10 @@ class RECVDevice(OPCUADevice):
 
         self.RCU_on()
         self.wait_attribute("RECVTR_translator_busy_R", False, self.RCU_On_Off_timeout)
-        self.RCU_DTH_off()
-        self.wait_attribute(
-            "RECVTR_translator_busy_R", False, self.RCU_DTH_On_Off_timeout
-        )
+
+        # NB: Powering on RCUs causes DTH to be turned off, which is what we want
+        #     to create a steady baseline after powerup. This is done by RECVTR
+        #     even if the RCUs are already powered on.
 
     def _power_hardware_off(self):
         """Turns off the RCUs."""
diff --git a/tangostationcontrol/tangostationcontrol/devices/sdp/bst.py b/tangostationcontrol/tangostationcontrol/devices/sdp/bst.py
index 0614ceabf03f768f2dd5d46fcdf987c9869337d4..621c3ef6e4a74128b4112f863e54bbe0d67e5ad5 100644
--- a/tangostationcontrol/tangostationcontrol/devices/sdp/bst.py
+++ b/tangostationcontrol/tangostationcontrol/devices/sdp/bst.py
@@ -162,7 +162,7 @@ class BST(Statistics):
         comms_id=StatisticsClient,
         comms_annotation={"type": "statistics", "parameter": "bst_timestamps"},
         dims=(N_pn,),
-        datatype=numpy.float32,
+        datatype=numpy.uint64,
     )
     # reported integration interval
     # from each FPGA in the latest BSTs
diff --git a/tangostationcontrol/tangostationcontrol/devices/sdp/firmware.py b/tangostationcontrol/tangostationcontrol/devices/sdp/firmware.py
index 866529f4851d940ef1578d60d5eaceede4015ecd..37c87ccf3abda72d329ca956b974b46f93c090e5 100644
--- a/tangostationcontrol/tangostationcontrol/devices/sdp/firmware.py
+++ b/tangostationcontrol/tangostationcontrol/devices/sdp/firmware.py
@@ -296,12 +296,12 @@ class SDPFirmware(OPCUADevice):
     def _power_hardware_on(self):
         """Boot the SDP Firmware user image"""
 
-        self._boot_to_image(0)
+        self._boot_to_image(1)
 
     def _power_hardware_off(self):
         """Use the SDP Firmware factory image"""
 
-        self._boot_to_image(1)
+        self._boot_to_image(0)
 
     # --------
     # Commands