[sdiy] Incremental encoder to up / down counter or pots and an ADC

[Vladimir Pantelic]

https://www.sparkfun.com/products/10982

but please dont buy them all, I need them for my modules :)


On 29.11.2016 22:55, Tom Wiltshire wrote:
> So I take it we can't find these illuminated incremental encoders anywhere in a
> version with threaded shafts and have to add our own threaded shaft after the
> fact? (since that is essentially what these are).
>
> Really? Not available threaded? Nowhere?!
>
> (It may be that not - that's why I'm asking. If I knew somewhere, I'd tell you.)
>
> Tom
>
> On 29 Nov 2016, at 20:20, "Matthias Herrmann" <matthias.herrmann at fonik.de
> <mailto:matthias.herrmann at fonik.de>> wrote:
>
>> Anybody used axle bushings like these? they should keep some stress from the
>> encoder:
>> http://www.reichelt.de/Potiknoepfe/P6-SCREW-ACHSE/3/index.html?ACTION=3&LA=2&ARTICLE=42129&GROUPID=3139&artnr=P6+SCREW+ACHSE&SEARCH=%252A
>>
>>
>> *Von:* Synth-diy [mailto:synth-diy-bounces at synth-diy.org
>> <mailto:diy-bounces at synth-diy.org>] *Im Auftrag von *Jean-Pierre Desrochers
>> *Gesendet:* Dienstag, 29. November 2016 21:00
>> *An:* Tom Wiltshire
>> *Cc:* synth-diy at synth-diy.org <mailto:synth-diy at synth-diy.org>
>> *Betreff:* Re: [sdiy] Incremental encoder to up / down counter or pots and an ADC
>>
>>
>> Hi Tom,
>>
>> > A non-threaded shaft is never going to be tight in the first place, is it?
>> > _As long as the hole that that the encoder goes through is a nice tight fit_..
>>
>>
>>
>> That's exactly the problem with MANY cheapo mixers that have too large holes
>> for the pot's shaft and these shafts are rocked in all the way
>> with no secure mecanical provision.. Even with a brand new console
>> you can 'feel' the loose the shafts have in their non supporting holes.
>> Sometimes companies like Fender (to name one) use small plastic
>> washers to fill the holes circular gaps for tightening the shafts in place.
>> These pots or encoders are too often used with too much of their shaft
>> going outside the metal front panel causing the premature mecanical
>> degradation. Try to imagine.. when you need to pull their knobs for repair
>> you fear of ripping these shaft out of the device..
>>
>>
>> JP
>>
>>
>>
>> Le 2016-11-29 14:09, Tom Wiltshire a écrit :
>>
>>     +1 agree. This is a classic microcontroller job.
>>
>>
>>
>>     JP, what do you mean that these non-threaded shafts "get loose over time"? A non-threaded shaft is never going to be tight in the first place, is it? As long as the hole that that the encoder goes through is a nice tight fit, I don't see a particular problem (assuming the PCB is well supported). So what am I missing?
>>
>>
>>
>>     Thanks,
>>
>>     Tom
>>
>>
>>
>>
>>
>>
>
>
>
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