Yahoo Groups archive

Doepfer

Index last updated: 2026-04-29 00:15 UTC

Message

Re: Frequency Shifter

2002-06-20 by code_pig

Peter,

I don't have access to the schematic, but I'll rattle a cage or two, 
and see what I can find.  Hey Bakis, do you have... ?

As for the audio testing, I'll do it.

Regards,
Kevin

--- In Doepfer_a100@y..., "petergrenader" <petergrenader@h...> wrote:
> If somebody has a schemo to the Frequency Shifter I could 
> probably figure this out how to decrease (lower) its range.  I've 
> done a bunch of mods to my Analogue Sys and Doepfer gear 
> with great success!.
> 
> I am seriously considering buying one of these shifters,  would 
> love to hear an audio test though to see if does what I need it 
to.  
> So, if any of you out there are SO bored one night that you 
> wouldn't mind doing this, I would greatly appreciate it:
> 
> Using an ungated, steady signal:
> 
> Sound of the unprocessed input signal (sine preferred)
> 
> Sound of shift down output with no change of shift frequency of 
> the Shifter itself.
> 
> Sound of shift up output with no change of shift frequency of the 
> Shifter itself.
> 
> Sound of the Mix output of the same.
> 
> All of the above again, this time with a steady gated signal (going 
> trough a VCA controlled by a second or so decay only envelope 
> (ramp out of an LFO would be perfect),
> 
> One more sample, from either down or up output, having the 
> frewuncy of the shifter controlled with some sort of triangle LFO 
> signal.
> 
> I undertsand this is an awful lot to ask. if any one obligies I 
would 
> really appriecate it.
> 
> Thanks,
> 
> Peter
> 
> 
> 
> 
>  --- In Doepfer_a100@y..., "code_pig" <code_pig@y...> wrote:
> > Here's one for the circuit heads...
> > 
> > I'd really love to have a MUCH lower shift range (somewhere 
> below 
> > 1Hz, as opposed to the standard 50Hz) on my A126.  Any 
> ideas?
> > 
> > Thanks,
> > Kevin

Attachments

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.