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Avionics is applied electronics to aviation. Radars, radios, instruments, dashboards, they all belong to this category.

2 votes
2 answers
5k views

Are the discrete I/O considered to be part of the ARINC interface?

I am not talking about the discrete bits within an ARINC word but the physical discrete I/O voltage signals that you'd see on an avionics bus. …
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  • 427
3 votes
1 answer
287 views

Is there an ARINC label/data that can be associated with a gyroscope's precession?

I am looking to read the precession of a gyroscope off of an ARINC bus, is there an ARINC label that can be associated with the gyroscope's precession value? My thoughts are, that it might have somet …
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  • 427
6 votes
2 answers
2k views

Are there general accuracy requirements for aircraft power supplies?

Let's say I have some LRU device that requires some DC voltage to be powered on. Are there any general requirements in aviation/aerospace that say how accurate that supply voltage must be in order to …
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  • 427
7 votes
2 answers
14k views

What is the encoding difference between ARINC 429 BNR and BCD formats?

I think I have an understanding of the differences between the types of ARINC word formats, but would just like to get some input to see if my understanding is correct. In the ARINC 429 specification, …
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  • 427
3 votes
1 answer
5k views

Is there a such thing as an ARINC label for the yaw angle?

Is there a way to check the yaw angle on the ARINC bus? If so, what is the associated ARINC-429 label?
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  • 427