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5 votes
1 answer
1k views

What is the mode of operation of a Hobb's meter?

We have a Hobb's Quartz meter that is connected to a power supply test station that reads the amperage and watts. It only indicates a reading on the test unit as the unit ticks every few seconds. ...
Grace Holland's user avatar
3 votes
3 answers
940 views

Does the 2020 ADS-B -Out requirement apply to aircraft with only a wind-driven generator (electrical system)?

Since my J3 Cub was was not originally certificated with an engine-driven electrical system it's clear the 2020 ADS-B-Out mandate (U.S.) does not apply (except where specifically noted in FAR part 91)....
user avatar
1 vote
1 answer
364 views

What is a Ground Power Dispatch Switch?

I've been going over the new Master Minimum Equipment List (MMEL) for Textron Aviation Model 500 Series Citations and on page 36 a Ground Power Dispatch Switch is mentioned but I can't find any ...
PIXP's user avatar
  • 306
4 votes
1 answer
1k views

How are the navaids that are on the airport ground powered?

How are navaids (such as the ILS localizer) that are on the airport ground powered? Are they connected to the airport's power? Do they have their own backup power?
Saito's user avatar
  • 51