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keyboard keys with led's


grif
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Heh, I tried to copy my own session ID in but it didnt work, thx for the tip mate :)

Looks like I might be right about the switch though, the .27 is the cap, the 3.27 is the switch+LED. Bummer.

I'm switch shopping at the moment myself, so this thread is interesting to me... I finally found my perfect knobs, but gee they're expensive! Building front panels costs a bomb, but I had to search for the right knobs for like 3 months and I've been gathering quotes for the knobs for a month now, and I've just started looking for switches.... The time it takes is almost worse than the money it costs!

Kinda-sorta off-topic, but... Momentary toggle switches... Are these OK for midibox use?

I seem to remember using toggle switches in school which were spring-loaded (as in, they were always 'up', and then you flicked and when they were 'down' they were on, and when you let go, they would jump back up, and be off) I thought these would make a nice alternative to tacts or pushbuttons, so I can just 'flick' the switch instead of pushing it in... But I don't know if they'll work? I don;t see any reason why they wouldn't work, but I'm not good with component level hardware ;)

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stryd: "momentary" just means they don't stay in position... so it doesn't matter if it's push-button, toggle, tactile, whatever... so long as it's normally OPEN and momentarily CLOSED, otherwise you'll need to do a customization of the DIN module or invert it in firmware.

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Thanks Wilba. Yeh I was looking at the mechanics of the springloaded toggles and wondered if maybe they might need stronger debouncing or something due to the way they make/break contact (not so 'clean' as a tact or pushbutton).... I think I might be the first one to find out ;)

Just for the reference of others, I was also concerned that there might be different types of toggles, one which was electronically and physically momentary (as in, it's spring-loaded, so it's physically OFF when it's electronically OFF) and one that's electronically momentary but physically polar (as in, you would flip the switch ON, then you'd have to turn the switch OFF before being able to turn it back ON again)... I've only seen a very small number of the latter, they're all for specialised applications (like, B1 Bomber) and are exceptionally expensive ($20-60+ each)....So don't worry, you won't get the wrong kind of "momentary" :)

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I found keyboard switches cheap and bought 150 or so...

problem is now I can't find key caps for them

I'm going to try to figure out if I can mount a led

near the upper edge of them and maybe use

clear key caps if I can find them

You're right about the time spent searching for parts being worse than the money

I'm seriously considering taking a key from a keyboard and making a die

so that I can injection mold my own ten at a time

Has anyone hear ever owned a 909?

I love the way the keys are on it

It's almost identical to a keyboard with a little led window on each key

If anyone owns one could you please photograph the switch

so I can see if the LED is integrated into the switch

If all of this still proves to be a problem I guess I'll do it like the 707

where the led is behind a little window/lens above the particular step

Adam

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