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Bob,

I am curious as to what your preferred method is for providing redundant power sources to devices that only have a single power input.

One thought was that you could use one half of a bri ...

It is for various reasons...possibly an essential bus alternate feed (14 amp continuous, 23 max intermittent) or for a separate dedicated avionics bus that powers redundant avionics equipment with sim ...

All,

In comparing the continuous contactor (S701-1) to the relay (S704-1), I assume that the reason people choose the relay is due to the lower coil current draw? Drawback is obviously that it is ...

Bob,

There was a question that a few of us were debating and would be interested in your input on.

Assuming you have a single battery installation and a good (regulated) alternator doing its thi ...

Hi Bob,

Thanks for the feedback...I re-reviewed 43.13 to try and better answer my own questions, but there was still a few things from your reply I was not clear on.

These notations suggest that ...

I was looking at an old Z drawing (Z-13/20 but that doesn't really matter for the purpose of my question), and it raises some questions that I I am struggling to recall the rationale.

1) What is th ...

I'm assuming this is a misprint in the book, but the discrepancy is causing me to pause and question...

What is the proper B-lead wire size for a 60 amp alt (assuming everything is mounted FW forwa ...

Hi Bob,

Could you help us all understand specifically what you do not like about the Z-13/20? I may be slow, but I'm not sure I understand the objection at this point.

I originally went with th ...

I have essentially a Z-12 type setup with primary alternator, 20 A B&C standby alt, and PC 680 battery.

Question is this...why would you not have the standby alternator powering the essential ...