[sdiy] Potentiometers and Mounting PCB's

[cheater cheater]

Stewart, what do you mean by 'in the wrong place'?

D.

On Sun, Feb 28, 2010 at 03:41, Stewart Pye <stewpye at optusnet.com.au> wrote:
> Hi David,
>
> Yes, the 16mm pots should be Ok on their own for small PCB's. The PCB's are
> double sided so I can solder on the top side to strengthen the joint.
>
> A downside for the panasonic pots is that the flat of the D shaft is in the
> wrong place when the PCB is mounted vertically, and they are not available
> in a wide range of values (eg: 1M).
>
> Regards,
> Stewart.
>
>
> David Ingebretsen wrote:
>>
>> These Panasonic pots are a bit pricey, but they are a solid mount to the
>> PCB
>> and panel.
>>
>>
>> http://search.digikey.com/scripts/DkSearch/dksus.dll?WT.z_header=search_go&l
>> ang=en&site=us&keywords=P3R7503-ND%09&x=18&y=14
>>
>> They are basically the ones John Blacet uses. I've found the mounting
>> geometry for the pins is close enough to the Spectrol or BTI pots (like
>> MOTM
>> uses) that you could use them in the same holes if you want to.
>>
>> For what it's worth, I found that with a small'ish PCB (like the CGS
>> Steiner
>> filter), the pots you linked to work fine especially if you have several
>> of
>> them on the edge mounting to the panel.
>>
>> David
>>
>>
>>
>> ~~ -----Original Message-----
>> ~~ From: synth-diy-bounces at dropmix.xs4all.nl [mailto:synth-diy-
>> ~~ bounces at dropmix.xs4all.nl] On Behalf Of Stewart Pye
>> ~~ Sent: Saturday, February 27, 2010 5:09 PM
>> ~~ To: Synth DIY
>> ~~ Subject: [sdiy] Potentiometers and Mounting PCB's
>> ~~ ~~ I've layed out a couple of PCB's over the weekend. They have PCB
>> mounted
>> ~~ 16mm pots, like these.. http://www.bitechnologies.com/pdfs/p160.pdf
>> ~~ I was looking at Mouser, Digikey etc for pots that have a robust
>> ~~ mounting bracket on them, but all the horizontal mount pots I could
>> find
>> ~~ with brackets did not have a threaded bush.
>> ~~ ~~ I've seen that a common method is to use a "stooge" bracket that
>> goes
>> ~~ between the panel and the pots and folds around to the side. I guess if
>> ~~ I can't find suitable pots I'll do this. Does anyone know of pots that
>> ~~ are available that would obviate the need for the bracket?
>> ~~ ~~ Regards,
>> ~~ Stewart.
>> ~~ _______________________________________________
>> ~~ Synth-diy mailing list
>> ~~ Synth-diy at dropmix.xs4all.nl
>> ~~ http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>>
>>
>>
>
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