Blog

Motorcycle telemetry, sensors and the hardware behind your data. Technical articles by Marco Fuhrmann.

8 min read
MotionRecordLean AngleSensorsIMUMotorcycleCalibration

Portrait or landscape? Why lean angle on your phone seems “flipped”

Mounted on the handlebar, your phone measures in its own coordinate system. Rotate it to landscape and two axes swap roles — and the lean angle flips. What's behind it and how to fix it.

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5 min read
MotionRecordRaceBoxTelemetrySensor FusionMotorcycle

MotionRecord + RaceBox — smartphone sensors meet 25 Hz GPS

RaceBox delivers 25 Hz GPS, MotionRecord adds barometer and magnetometer. Together: pro-level motorcycle telemetry for ~€260.

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6 min read
RaceBoxGPSTelemetryMotorcycleHardware

RaceBox Mini S — what the 25 Hz GPS logger really does (and doesn't)

We bought and tested the RaceBox Mini S ourselves. 25 Hz GNSS, 6-DOF IMU, lean angle — all specs, export formats and an open BLE protocol.

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