[sdiy] Practical inductor question

Tom Wiltshire tom at electricdruid.net
Sun Nov 24 20:23:32 CET 2013

If you do use silicone, watch out for the kind that smells like UK fish and chips - it's got acetic acid in it (hence the vinegar smell), and over time it corrodes stuff nearby. 

On 24 Nov 2013, at 18:31, ASSI <Stromeko at nexgo.de> wrote:

> On Sunday 24 November 2013, 03:50:30, David Ingebretsen wrote:
>> I thought I could just put a dob of silicone sealant in the gap where the
>> wire exits the core (like these ones:
>> http://www.fair-rite.com/cgibin/catalog.pgm?THEONEPART=5698181221&SEARCHAG
>> AI N=Y#select:onepart).
>> Silicone doesn't have any weird properties that will mess with the
>> inductance does it? I can't see how it could, but I thought I'd ask before
>> I do something that will be very hard to undo.
> There are several different kinds of "silicone".  You definitely want one 
> that has "neutral curing" and probably a single-component system (the most 
> common of these cures by using water vapor from the surroundings).  Most 
> manufacturers would list this under "potting compound" rather than 
> "sealant".  Another option would be epoxy and/or polyurethane, but there's 
> an even more bewildering range of systems for different applications.
> The classic method in the old days was some sort of sticky wax that became 
> malleable (and progressively more sticky) when you rolled it between fingers 
> or a dab of resin/laquer to fix the bobin and outgoing wires.  I guess this 
> would still work. :-)
> Regards,
> Achim.
> -- 
> +<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+
> Factory and User Sound Singles for Waldorf rackAttack:
> http://Synth.Stromeko.net/Downloads.html#WaldorfSounds
> _______________________________________________
> Synth-diy mailing list
> Synth-diy at dropmix.xs4all.nl
> http://dropmix.xs4all.nl/mailman/listinfo/synth-diy

More information about the Synth-diy mailing list