[sdiy] "VINTAGE AUDIO" capacitors

[Dan Snazelle]

I always enjoy these snake-oil threads

Sent from my iPhone

On Aug 13, 2011, at 12:15 AM, "George Mattson" <axisair at comcast.net> wrote:

> LOL.
> 
> I don't know how people have the balls to pull that stuff off.
> 
> When I learned electronics, we were making our own capacitors out of jars,
> wood rocks, paper using tin foil. We didn't have pure aluminum wrap
> available back then. :)
> 
> But, we made coils out of toilet paper rolls, oatmeal boxes, wooden dowels. 
> 
> The good old days. At least we didn't stael the BBQ charcoal to make
> resistors...
> 
> You also have to keep in mind that Hi-Fi audio back then really sucked
> compared to newer technology. Wider spectrum reproduction and just plain
> flat better speakers. And, they came up with TWO of them...Oh, wow. Heaven
> was realized in that new fangled stereo concept. Once they quit pressing
> vinyl, we finally had a good bottom end without eating up 15 minutes of
> available real estate to do it.
> 
> 
> 
> 
> 
> -----Original Message-----
> From: synth-diy-bounces at dropmix.xs4all.nl
> [mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of Dave Manley
> Sent: Friday, August 12, 2011 8:51 PM
> To: synth-diy at dropmix.xs4all.nl
> Subject: Re: [sdiy] "VINTAGE AUDIO" capacitors
> 
> On 8/12/2011 7:43 PM, dan snazelle wrote:
>> there is a link to an interview with him (quote is below)
>> 
>> what does this mean (ac pulse response)
>> 
>> 
>> John Gaynor: I am working on several types of capacitors currently but my
> original capacitors are based on the same material used in the Phillips caps
> in the 60's. They are based on a polyester (Mylar) and aluminum foil. Most
> capacitors today are a metallized polyester. They vacuum impregnate the
> Mylar with an aluminum spray. They do not have the same AC pulse response as
> the true film and foil caps and you can plainly hear it.
>> 
> 
> Bah!!! Polyester and aluminum foil.  What does he know.
> 
> You want to use the "Leyden" brand - GLASS and FOIL
> 
> Those, and only those will give a vintage sound.
> 
> -Dave
> 
> Sorry, but they don't come in orange or mustard yellow.
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