Faces set to stunned

Fraser, Colin J colin.fraser at calanais.com
Thu Aug 31 18:12:29 CEST 2000


> -----Original Message-----
> From: WeAreAs1 at aol.com [mailto:WeAreAs1 at aol.com]
> Sent: 31 August 2000 16:59
> To: Fraser, Colin J; synth-diy at node12b53.a2000.nl;
> Juergen.Haible at nbgm.siemens.de
> Subject: Re: Faces set to stunned
> 
> In a message dated 8/31/00 4:13:07 AM Pacific Daylight Time, 
> colin.fraser at calanais.com writes:
> 
> << Just finished building an ARP 14 stage phaser last night, 
> using Juergen
>  Haible's PCB layout from http://www.synthfool.com/diy/hj_sch.html  >>
> 
> Did you use 3086's in your circuit (as Juergen has specified in his 
> documents), or did you use 3046's?  I'm just curious as to 
> whether it matters 
> which of these parts is used, since they both have the same 
> pinout and basic 
> function.  (Eh, Juergen?)  It seems to be harder to find the 
> 3086 than the 
> 3046 these days.

I used the 3086s. I got a tube of them from Farnell in the UK.
I couldn't get hold of the 1N34A diodes, so I made do with OA91 - not too
sure if this is a good substitute or not, but it certainly sounds OK to me.
I'll try to arrange some wav files too.

Re the 'descrepancies' in the component layout - I will take note of where
they are and modify the component overlay to fit the PCB foil and post it
somewhere, if that's Ok with you, Juergen.
It's just a couple of odd resistor values that are replaced with pairs of
more common values and a few other component moves.

Colin f



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