- Make sure your primary battery is above 3.8V, any
- connected igniters are above 3.5V and GPS is locked
- with at least 5 or 6 satellites in view before
- flying. If GPS is switching between L and U regularly,
- then it doesn't have a good lock and you should wait
- until it becomes stable.
+ Make sure your primary battery is above 3.8V
+ ifdef::altusmetrum[]
+ any connected igniters are above 3.5V
+ endif::altusmetrum[]
+ and GPS is locked with at least 5 or 6 satellites in
+ view before flying. If GPS is switching between L and
+ U regularly, then it doesn't have a good lock and you
+ should wait until it becomes stable.