[sdiy] Vactrols

Quincas Moreira quincas at gmail.com
Thu Aug 25 02:16:21 CEST 2016


why not just a LED, an LDR and some thermofit?  I have 4 LPGs sounding fine
here, all with homemade vac's.....

On Mon, Jul 4, 2016 at 10:19 AM, Michael Zacherl <sdiy-mz01 at blauwurf.info>
wrote:

>
> On 1.Jul 2016, at 19:12 , Tim Ressel <timr at circuitabbey.com> wrote:
>
> > Silonix, one of the few remaining makers of vactrols, is now called Luna
> Optoelectronics and is carried by Digikey. Their vactrols are way cheaper
> than the originals, although they are different beasts all together. Still,
> if one is hell-bent on a vactrol design you still have options.
> >
> > Now, I know Cool Audio still makes 5C3s. I did a side by side comparison
> between 10 'real' vactrols and 10 Cool Audio vactrols, looking at response
> times.
>
> I’m not sure if I got you right, but sounds like Luna Opto’s parts are the
> better choice, regardless the specs?
> Michael.
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-- 
Quincas Moreira
Test Pilot at VBrazil Modular
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