diff --git a/quam/components/hardware.py b/quam/components/hardware.py
index ca416e6d..ee3a93c1 100644
--- a/quam/components/hardware.py
+++ b/quam/components/hardware.py
@@ -26,8 +26,7 @@ class LocalOscillator(QuamComponent):
     frequency: float = None
     power: float = None
 
-    def configure(self): 
-        ...
+    def configure(self): ...
 
 
 @quam_dataclass
diff --git a/quam/components/octave.py b/quam/components/octave.py
index bec99dad..1d30f5e6 100644
--- a/quam/components/octave.py
+++ b/quam/components/octave.py
@@ -44,8 +44,18 @@ def initialize_default_connectivity(self):
             )
 
         for i in range(1, 6):
-            self.RF_outputs[i] = OctaveUpConverter(octave=self)
-            self.IF_outputs[i] = OctaveDownConverter(octave=self, id=i)
+            self.RF_outputs[i] = OctaveUpConverter(
+                octave=self,
+                port_I=("con1", 2 * i - 1),
+                port_Q=("con1", 2 * i),
+                LO_frequency=None,  # TODO What should default be?
+            )
+
+        for i in range(1, 3):
+            self.IF_outputs[i] = OctaveDownConverter(
+                octave=self,
+                
+            )
 
     def apply_to_config(self, config: Dict) -> None:
         if "octaves" not in config:
@@ -59,15 +69,16 @@ def apply_to_config(self, config: Dict) -> None:
         config["octaves"][self.name] = {
             "RF_outputs": {},
             "IF_outputs": {},
+            "RF_inputs": {},
             "loopbacks": self.loopbacks,
         }
 
 
 @quam_dataclass
 class OctaveConverter(FrequencyConverter, ABC):
-    channel: Channel
     port_I: Tuple[str, int]
     port_Q: Tuple[str, int]
+    channel: Channel = None
     id: Union[int, str] = None
 
     @property
@@ -159,16 +170,12 @@ def config_settings(self):
     def apply_to_config(self, config: Dict) -> None:
         super().apply_to_config(config)
 
-        config["octaves"][self.octave.name]["IF_outputs"][self.name] = {
+        config["octaves"][self.octave.name]["RF_outputs"][self.name] = {
             "RF_source": self.RF_source,
             "LO_frequency": self.LO_frequency,
             "LO_source": self.LO_source,
             "IF_mode_I": self.IF_mode_I,
             "IF_mode_Q": self.IF_mode_Q,
-            "IF_outputs": {
-                "IF_out1": {"port": self.port_I, "name": "out1"},  #
-                "IF_out2": {"port": self.port_Q, "name": "out2"},
-            },
         }
 
 
diff --git a/tests/components/test_octave.py b/tests/components/test_octave.py
new file mode 100644
index 00000000..06723e91
--- /dev/null
+++ b/tests/components/test_octave.py
@@ -0,0 +1,41 @@
+from copy import deepcopy
+
+from quam.components.octave import Octave, OctaveUpConverter, OctaveDownConverter
+from quam.core.qua_config_template import qua_config_template
+from quam.core.quam_classes import QuamRoot, quam_dataclass
+
+
+@quam_dataclass
+class OctaveQuAM(QuamRoot):
+    octave: Octave
+
+
+def test_instantiate_octave():
+    octave = Octave(name="octave1")
+    assert octave.RF_outputs == {}
+    assert octave.IF_outputs == {}
+    assert octave.loopbacks == []
+
+
+def test_instantiate_octave_default_connectivity():
+    octave = Octave()
+    octave.initialize_default_connectivity()
+
+    assert list(octave.RF_outputs) == [1, 2, 3, 4, 5]
+
+
+def test_empty_octave_config():
+    octave = Octave(name="octave1")
+    machine = OctaveQuAM(octave=octave)
+    config = machine.generate_config()
+
+    expected_cfg = deepcopy(qua_config_template)
+    expected_cfg["octaves"] = {
+        "octave1": {
+            "RF_outputs": {},
+            "IF_outputs": {},
+            "loopbacks": [],
+        }
+    }
+
+    assert config == expected_cfg