Author: Rich Doyle

Articles + Resources

Emergency Battery System

Rich Doyle, September 2023 In all all the IFR-rated Diamonds there is a limited-duration Emergency Battery System which, when activated, provides battery power to the

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Important Note on Bose A30 in Diamonds

Rich Doyle, August 2023 Using Bose A30 LEMO 6-pin panel power headsets without batteries installed in a Diamond (of any model) can result in the

Articles + Resources

Nuances of the DA40 Electrical Buses

The health of the DA40 main battery is not just critical to be able to start its engine as a precursor to committing flight, but a critical line of defense against alternator failure in flight. Departing with the battery in questionable condition, including just being somewhat undercharged, is a true risk factor, particularly at night or IFR.

Articles + Resources

Using BOSE 6-pin LEMO Headset Panel Power

Some Diamond models/years are equipped with only DP jacks. For example, my ’02 DA40 is one of these. However, there is a characteristic specific to Diamonds that allows using a DP/LEMO adapter cable that avoids this complication and actually allows you to plug your LEMO headset into (likely) any Diamond and use its panel power.