Larsen & Brusgaard ALTITRACK - Important Notice About Speed Recordings

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If the freefall lasted more then 30 sec. the display shows:
- Average speed
- Min speed
- Max speed
Note: If the freefall lasted less than 20 sec. the display shows no speed information.
Speed information is available in scroll mode, if freefall lasted more than 6 sec.
11.2 Important Notice About Speed Recordings
Experience has shown that when mounting the ALTITRACK on the hand or belly,
different air pressures induced by hand or body movements may result in incorrect
recordings of speeds.