Stability of plate mounted switches

hypre

19 Nov 2012, 17:00

Hello DT!

I'm making a custom board and can't find out if plate mounted switches require a pcb under them for stability.

Or are they stable enough with just the plate to be soldered directly to wires and fed to a Teensy 3.0?

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The_Ed
Asperger's... SQUIRREL!

19 Nov 2012, 17:31

They may come out of the plate without a PCB as they come out pretty easy with a little push. Also, you can re-use some of the PCB traces to reduce your wiring if you're smart about it.

IvanIvanovich

19 Nov 2012, 17:46

pcb helps with stability, but most important is that tie down surface. I suppose if the plate was a very tight fit, it could be ok. Obviously you wouldn't want the switches to fall out if you turned it over.

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fossala
Elite +1

19 Nov 2012, 17:53

The maltron basically uses just a plate and wires.

Findecanor

19 Nov 2012, 18:02

Inside the Maltron, each switch is glued to the key well.

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fossala
Elite +1

19 Nov 2012, 18:06

No its not.

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7bit

19 Nov 2012, 22:41

hypre wrote:I'm making a custom board and can't find out if plate mounted switches require a pcb under them for stability.
It depends on the mount plate. The Phantom plates are quite OK, but you should use some hot glue or something similar to really fix them, because it is quite easy to push them out of the mount plate again (I've inserted them the wrong way round and had no problem to push them out again).

Just wait until the Hyper keyboard group buy starts and buy a proper PCB.

:-)

hypre

21 Nov 2012, 11:55

Thanks everyone! I'll probably pick up a Hyper (Micro) PCB, even if a matrix layout appeals more to me.

Findecanor

23 Nov 2012, 09:26

fossala wrote:No its not.
I was sure that I had seen a picture of one that had glue. I'll see if I can find it again.

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