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Noticing how newer avionics kits come as one piece you can't take apart | Avionics Technicians - HW Forums

Noticing how newer avionics kits come as one piece you can't take apart

I've been fixing avionics for a while now, and I see a clear shift in how things are built. More and more, the units we get are sealed shut, meant to be replaced whole instead of repaired. It saves time on the job, I guess, but what happens when you're in a bind and can't get a new one? I remember tracing a bad connection on an old radio and fixing it with a bit of solder. Now, if one small part fails, the whole box is junk. Is that really the best way forward for keeping planes in the air? Sometimes I wonder if we're trading skill for convenience.

3 comments

3 Comments

william9177mo ago

That shift toward sealed units isn't just about saving time on repairs, though (it definitely does that). A big part of it comes from the regs now. The rules for certification push really hard for units that can't be tampered with, thinking it stops bad fixes and keeps things predictable. It kinda takes the call away from the tech on the line, for better or worse. So it's not just companies choosing convenience, it's them following a stricter rulebook. You're totally right that we lose some good fix-it skills along the way, which feels bad when you know you could solve the problem.

dylan237mo ago

Sealed units are a pain, @william917. Take smartphones, for example. They're glued shut so you can't even swap a battery without risking a break. Same with some car parts now, where you need special tools just to peek inside. It does stop bad repairs, but it also means we forget how things work. Pretty soon, only the factory can fix anything, and that's just lame. Makes you miss the days when you could actually learn by taking stuff apart.

barbara3997mo ago

But is it really that big a deal if we just swap a box? I mean, maybe it's just me, but it seems like the old way was more trouble than it was worth sometimes.