diff --git a/NanoVNASaver/NanoVNASaver.py b/NanoVNASaver/NanoVNASaver.py
index 128a5d7..1899797 100644
--- a/NanoVNASaver/NanoVNASaver.py
+++ b/NanoVNASaver/NanoVNASaver.py
@@ -832,11 +832,12 @@ class NanoVNASaver(QtWidgets.QWidget):
 
     @staticmethod
     def reactanceEquivalent(im50, freq) -> str:
-        reactance = im50 / (freq * 2 * math.pi)
-        if reactance < 0:
-            return str(round(-reactance * 1000000000, 3)) + " nF"
+        capacitance = 10**12/(freq * 2 * math.pi * im50)
+        inductance = im50 / (freq * 2 * math.pi)
+        if im50 < 0:
+            return str(round(-capacitance, 3)) + " pF"
         else:
-            return str(round(reactance * 1000000000, 3)) + " nH"
+            return str(round(inductance * 1000000000, 3)) + " nH"
 
     @staticmethod
     def gain(data: Datapoint):
diff --git a/NanoVNASaver/SweepWorker.py b/NanoVNASaver/SweepWorker.py
index f6b8650..23e2651 100644
--- a/NanoVNASaver/SweepWorker.py
+++ b/NanoVNASaver/SweepWorker.py
@@ -130,10 +130,10 @@ class SweepWorker(QtCore.QRunnable):
             for d in tmpdata:
                 a, b = d.split(" ")
                 try:
-                    if float(a) < -1.5 or float(a) > 1.5:
+                    if float(a) < -2.5 or float(a) > 2.5:
                         print("Warning: Got a non-float data value: " + d + " (" + a + ")")
                         done = False
-                    if float(b) < -1.5 or float(b) > 1.5:
+                    if float(b) < -2.5 or float(b) > 2.5:
                         print("Warning: Got a non-float data value: " + d + " (" + b + ")")
                         done = False
                 except Exception: