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05-27-2026, 03:40 AM

Matt999 started a thread Serial port wires in EFIS Installation Questions

Hi, I'm facing rewiring an old AF-5500 deck system where the original builder used shielded 2-core wires for the serial ports: tx and rx, plus he...

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2 replies | 4038 view(s)
06-04-2026, 09:50 AM

Jtblohm started a thread .ALS and .ATZ file formats in Announcements & Info

Is there a way to convert these file formats, at least patially into readable text? I download occasionally the Logbook files, but the text...

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2 replies | 2495 view(s)
06-04-2026, 11:56 AM

Jonathon replied to a thread .ALS and .ATZ file formats in Announcements & Info

.ALS log files are plain text, so as you've found they can be viewed in Notepad or any other text editor. .ATZ log files are "tarball" archives,...

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2 replies | 2495 view(s)
06-04-2026, 10:02 AM

Jtblohm replied to a thread .ALS and .ATZ file formats in Announcements & Info

Ok, saw it, Notepad does the trick

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2 replies | 2495 view(s)
05-28-2026, 04:46 AM

Matt999 replied to a thread Serial port wires in EFIS Installation Questions

Thanks Jonathan, I don't have a portable GPS of any kind. Just wiring Nav/com, Txpdr, Autopilot and ARINC. AHRS remains unchanged. Thanks...

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2 replies | 4038 view(s)
05-27-2026, 10:06 AM

Jonathon replied to a thread Serial port wires in EFIS Installation Questions

Using the shield as a ground would be fine, it would also be fine in most cases to use the shield as a shield and just skip the RS-232 ground. Where...

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2 replies | 4038 view(s)