diff --git a/ground/openpilotgcs/src/plugins/config/configrevowidget.cpp b/ground/openpilotgcs/src/plugins/config/configrevowidget.cpp
index 86f6e6c83..b28693c09 100644
--- a/ground/openpilotgcs/src/plugins/config/configrevowidget.cpp
+++ b/ground/openpilotgcs/src/plugins/config/configrevowidget.cpp
@@ -1116,7 +1116,6 @@ void ConfigRevoWidget::refreshWidgetsValues(UAVObject *object)
m_ui->noiseMeasurementStart->setEnabled(true);
m_ui->sixPointsStart->setEnabled(true);
m_ui->accelBiasStart->setEnabled(true);
- m_ui->startDriftCalib->setEnabled(true);
m_ui->calibInstructions->setText(QString("Press \"Start\" above to calibrate."));
m_ui->isSetCheckBox->setEnabled(false);
diff --git a/ground/openpilotgcs/src/plugins/config/revosensors.ui b/ground/openpilotgcs/src/plugins/config/revosensors.ui
index 1ffa4a345..5827a385f 100644
--- a/ground/openpilotgcs/src/plugins/config/revosensors.ui
+++ b/ground/openpilotgcs/src/plugins/config/revosensors.ui
@@ -291,173 +291,6 @@ Hint: run this with engines at cruising speed.
- -
-
-
- QFrame::StyledPanel
-
-
- QFrame::Raised
-
-
-
- 3
-
-
-
-
-
-
-
-
-
-
-
-
- 50
- false
-
-
-
- #4 Gyro temperature drift calibration
-
-
-
- -
-
-
- Qt::Horizontal
-
-
-
- 40
- 20
-
-
-
-
-
-
- -
-
-
-
-
-
- Temp:
-
-
-
- -
-
-
-
- 9
-
-
-
- Min
-
-
-
- -
-
-
- Currently measured temperature on the system. This is actually the
-MB temperature, be careful if somehow you know that your INS
-temperature is very different from your MB temp...
-
-
- Qt::Horizontal
-
-
- QSlider::TicksBelow
-
-
-
- -
-
-
-
- 9
-
-
-
- Max
-
-
-
-
-
- -
-
-
-
-
-
- Current drift:
-
-
-
-
-
- -
-
-
-
-
-
- Saved drift:
-
-
-
-
-
- -
-
-
-
-
-
- false
-
-
- Start gathering data for temperature drift calibration.
-Avoid sudden moves once you have started gathering!
-
-
- Start
-
-
-
- -
-
-
- false
-
-
- Launch drift measurement based on gathered data.
-
-TODO: is this necessary? Measurement could be auto updated every second or so, or done when we stop measuring...
-
-
- Measure
-
-
-
- -
-
-
- false
-
-
- Updates the XYZ drift values into the AHRS (saves to SD)
-
-
- Save
-
-
-
-
-
-
-
-
-
-
-
@@ -477,7 +310,7 @@ p, li { white-space: pre-wrap; }
<tr>
<td style="border: none;">
<p align="center" style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">Help</span></p>
-<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">Step #1 and #2 are really necessary. Steps #3 and #4 will help you achieve the best possible results.</span></p>
+<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">Step #1 and #2 are really necessary. Step #3 will help you achieve the best possible results.</span></p>
<p align="center" style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:'Ubuntu'; font-size:11pt;"><br /></p>
<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">#1: Multi-Point calibration:</span></p>
<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">This calibration will compute the scale for all sensors on the INS. Press "Start" to begin calibration, and follow the instructions which will be displayed here. Note that your HomeLocation must be set first, including the local magnetic field vector (Be) and acceleration due to gravity (g_e).</span></p>
@@ -486,10 +319,7 @@ p, li { white-space: pre-wrap; }
<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">This calibration will compute sensor variance under standard conditions. You can leave your engines running at low to mid throttle to take their vibration into account before pressing "Start".</span></p>
<p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:'Ubuntu'; font-size:11pt;"><br /></p>
<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">#3: Accelerometer bias calibration:</span></p>
-<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">This step will ensure that accelerometer bias is accurate. Place your airframe as horizontally as possible (use a spirit level if necessary), then press Start below and do not move your airframe at all until the end of the calibration.</span></p>
-<p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:'Ubuntu'; font-size:11pt;"><br /></p>
-<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">#4 Gyro temp drift calibration:</span></p>
-<p style="-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px; font-family:'Ubuntu'; font-size:11pt;"><br /></p></td></tr></table></body></html>
+<p style=" margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;"><span style=" font-family:'Ubuntu'; font-size:11pt;">This step will ensure that accelerometer bias is accurate. Place your airframe as horizontally as possible (use a spirit level if necessary), then press Start below and do not move your airframe at all until the end of the calibration.</span></p></td></tr></table></body></html>