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You have not said what alternators you are considering for your single alternator dual battery system.

No, I don't know why Note 24 in Aeroelectric Connection says "...In any case, the diode ...

Curious... the battery that you tested appears to have been discontinued and replaced with the PALP-50N18LAHY (Hyper Sport Pro). There is no mention on Power Sonic's website of the PAL50N18L-AHY (Hyp ...

Year and a half late. Just saw the message. Individual replies apparently do not come to my mailbox.

I have a high degree of confidence that my measurements were accurate. It's not hard to put a k ...

Thanks for the input John. Very helpful.

Yes, one ECU can run two coil packs. At least according to Ross.

As far as 2-alternator, 1-battery setups go. I have a PowerSonic LiFePO4 battery that I ...

Patrick, The wire downstream of the dual diodes is a single point of failure. When it fails, both pumps stop working. The diodes can be eliminated and wire as Roger did. Another option is to instal ...

The engine is a Lycoming O-290-D2. The aircraft is a Marquart Charger, a 2-seat biplane. The system is SDS EFII, single ECU, dual coil packs.

The fact that I posted an incomplete schematic has conf ...

Hello all,

I have Bob's book and am working on a schematic for an electrically-dependent (SDS EFII) aircraft. SDS calls for redundant fuel pumps and a 15A fuse/cb for each pump. This makes goo ...

Hi,

TLDR; The PAL50N18L LiFePO4 (Hypersport) is rated at 128 W/Hr. I tested at currents between 12.5 and 20 amps and found the capacity was at least 260 W/Hr. At well under $200 is this a fantast ...