diff --git a/noptica.py b/noptica.py
index f8a32ed..55d7e8b 100644
--- a/noptica.py
+++ b/noptica.py
@@ -55,6 +55,20 @@ class BufferedSDR:
             self.sdr.deactivateStream(self.stream)
 
 
+class DummyInductionHeater:
+    def __init__(self, port, induction_min, induction_max):
+        pass
+
+    def start(self):
+        pass
+
+    def set(self, amount):
+        print("induction", amount)
+
+    def stop(self):
+        pass
+
+
 class InductionHeater:
     """Interface to the MHS5200A function generator driving the LC tank"""
     def __init__(self, port, induction_min, induction_max):