Overall view of my 1st caliber

24.08.2002 Add a dual battery system for more safety. I have no heli with only one battery. Here is why:

Problems 1 battery pack 2 packs +
mechanic
Switches
2 packs +
Electronic
switch
Additional cost of system reference + 55€ + 180€
Open circuit between battery and switch's pack Failure Redundant Redundant
Open circuit in one of the pack Failure Redundant Redundant
Battery short circuit in one pack Failure Failure Redundant
One pack not fully charged Failure Redundant Redundant
Switch failure (assumes between RX and backup sys) Failure Redundant Failure
Battery connector from backup system to the receiver Failure Redundant Failure

Build yourself a dual switch

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