diff --git a/ohmpi/hardware_system.py b/ohmpi/hardware_system.py
index 1c94aa2e7387abdaea2f1ab9b8efb9307b2a3bbf..3c5237a6d1c0d1bed781233aad89a79906a5d2d5 100644
--- a/ohmpi/hardware_system.py
+++ b/ohmpi/hardware_system.py
@@ -186,9 +186,9 @@ class OhmPiHardware:
             injection.start()
             get_gain.join()
             injection.join()
-            v = self.readings[:, 2] != 0
-            current = max(current, np.mean(self.readings[v, 3]))
-            voltage = max(voltage, np.abs(np.mean(self.readings[v, 2] * self.readings[v, 4])))
+            # v = self.readings[:, 2] != 0
+            # current = max(current, np.mean(self.readings[v, 3]))
+            # voltage = max(voltage, np.abs(np.mean(self.readings[v, 2] * self.readings[v, 4])))
 
         self.tx.gain = min(tx_gains)
         # self.rx.gain_auto(voltage)