diff --git a/Firmware/OpeNITHM/AirSensor.cpp b/Firmware/OpeNITHM/AirSensor.cpp
index aa56d35..a1733e5 100644
--- a/Firmware/OpeNITHM/AirSensor.cpp
+++ b/Firmware/OpeNITHM/AirSensor.cpp
@@ -152,7 +152,7 @@ void AirSensor::analogCalibrate() {
 bool AirSensor::getSensorState(int sensor) {
   uint16_t value = getValue(sensor);
 
-  /*
+#ifdef SERIAL_AIR_READINGS  
   Serial.print(sensor);
   Serial.print("\t");
   Serial.print(value);
@@ -161,7 +161,8 @@ bool AirSensor::getSensorState(int sensor) {
   Serial.print("\t");
   Serial.print(thresholds[sensor]);
   Serial.println();
-  */
+#endif
+  
 
 #ifndef IR_SENSOR_ANALOG
   return value == LOW ? true : false;
diff --git a/Firmware/OpeNITHM/AutoTouchboard.cpp b/Firmware/OpeNITHM/AutoTouchboard.cpp
index 9519754..c74ddef 100644
--- a/Firmware/OpeNITHM/AutoTouchboard.cpp
+++ b/Firmware/OpeNITHM/AutoTouchboard.cpp
@@ -121,6 +121,10 @@ uint16_t AutoTouchboard::getRawValue(int key) {
   return key_values[key];
 }
 
+uint16_t AutoTouchboard::getReleaseThresholdSingle(int key) {
+  return (uint16_t)releaseThresholdsSingle[key];
+}
+
 void AutoTouchboard::calcThresholds(int key, int pressure) {
   triggerThresholdsSingle[key] = pressure + deltaThreshold;
   releaseThresholdsSingle[key] = pressure + (deltaThreshold * releaseThreshold);
diff --git a/Firmware/OpeNITHM/AutoTouchboard.h b/Firmware/OpeNITHM/AutoTouchboard.h
index 004a4bb..0f7295b 100644
--- a/Firmware/OpeNITHM/AutoTouchboard.h
+++ b/Firmware/OpeNITHM/AutoTouchboard.h
@@ -52,6 +52,7 @@ class AutoTouchboard {
     void scan();
     KeyState update(int key);
     uint16_t getRawValue(int key);
+    uint16_t getReleaseThresholdSingle(int key);
     void calibrateKeys();
     bool isCalibrated() { return calibrated; }
 };
diff --git a/Firmware/OpeNITHM/Config.h b/Firmware/OpeNITHM/Config.h
index f42e899..8a0868d 100644
--- a/Firmware/OpeNITHM/Config.h
+++ b/Firmware/OpeNITHM/Config.h
@@ -41,14 +41,17 @@
 // *** FOR CALIBRATING AND DEBUGGING
 
 // Uncomment this line to output the touch values to the Serial port (for use with Arduino's Serial Plotter)
-//#define SERIAL_PLOT
+// #define SERIAL_KEY_PLOT
 
 // Uncomment this line if you want RAW touch values (vs. normalized)
-//#define SERIAL_RAW_VALUE
+// #define SERIAL_RAW_VALUES
 
 // Define PLOT_PIN as -1 to print all key's values, otherwise define as 0-15 for an individual key
 #define PLOT_PIN -1
 
+// Uncomment this line to output the air sensor values to the Serial port
+// #define SERIAL_AIR_READINGS
+
 // Uncomment this if you wish to ignore a falsely calibrated air sensor
 // #define IGNORE_AIR_CALIBRATION
 
diff --git a/Firmware/OpeNITHM/OpeNITHM.ino b/Firmware/OpeNITHM/OpeNITHM.ino
index ba711cb..9e70079 100644
--- a/Firmware/OpeNITHM/OpeNITHM.ino
+++ b/Firmware/OpeNITHM/OpeNITHM.ino
@@ -188,11 +188,17 @@ void loop() {
     useSerialLeds = false;
 
   // Process air sensor hand position
-#if !defined(SERIAL_PLOT) && defined(USB)
+#if defined(USB)
 #ifdef IR_SENSOR_KEY
-    output->sendSensor(sensor->getSensorReadings());
+    uint8_t airReadings = sensor->getSensorReadings();
+#ifndef SERIAL_AIR_READINGS
+    output->sendSensor(airReadings);
+#endif
 #else
-    output->sendSensorEvent(sensor->getHandPosition());
+    float handPosition = sensor->getHandPosition();
+#ifndef SERIAL_AIR_READINGS
+    output->sendSensorEvent(handPosition);
+#endif
 #endif
 #endif
 
@@ -210,7 +216,7 @@ void loop() {
 #if NUM_SENSORS == 16
     KeyState keyState = touchboard->update(i);
     
-  #if !defined(SERIAL_PLOT) && defined(USB)
+  #if !defined(SERIAL_KEY_PLOT) && defined(USB)
     if (key_states[i] != keyState)
       output->sendKeyEvent(i, keyState);
   #endif
@@ -222,7 +228,7 @@ void loop() {
     KeyState stateBot = touchboard->update(i * 2 + 1);
     KeyState keyState = stateTop + stateBot;
     
-  #if !defined(SERIAL_PLOT) && defined(USB)
+  #if !defined(SERIAL_KEY_PLOT) && defined(USB)
     if (key_states[i * 2] != stateTop)
       output->sendKeyEvent(i * 2, stateTop);
       
@@ -278,7 +284,7 @@ void loop() {
     }
   }
 
-#ifdef SERIAL_PLOT
+#ifdef SERIAL_KEY_PLOT
   if (PLOT_PIN == -1) {
     for (int i = 0; i < NUM_SENSORS; i++) {
 #ifdef SERIAL_RAW_VALUES
@@ -286,7 +292,7 @@ void loop() {
       Serial.print(touchboard->getRawValue(i));
 #else
       // Print normalized values
-      Serial.print(touchboard->getRawValue(i) - touchboard->getNeutralValue(i));
+      Serial.print(touchboard->getRawValue(i) - touchboard->getReleaseThresholdSingle(i));
 #endif
       Serial.print("\t");
     }
@@ -302,17 +308,12 @@ void loop() {
   bool sliderCalibrated = touchboard->isCalibrated();
 
   // Send update
-#if !defined(SERIAL_PLOT) && defined(USB)
+#if !defined(SERIAL_KEY_PLOT) && !defined(SERIAL_AIR_READINGS) && defined(USB)
   if (airCalibrated && sliderCalibrated) {
     output->sendUpdate();
   }
 #endif
 
-  //#if defined(SERIAL_PLOT)
-  //  Serial.print("\t");
-  //  Serial.println(sensor->getSensorReadings());
-  //#endif
-
   if (updateLeds && airCalibrated && sliderCalibrated) {
     FastLED.show();
     updateLeds = false;