----- Original Message -----

From: foleymachine

To: tr-707@yahoogroups.com

Sent: Friday, February 27, 2004 10:49 PM

Subject: [tr-707] Re: 707 pitch mod

yeah, that would be great! basically you mean sending 2 clocks to the
same pin right also maybe switches between the pins on ic30 and
points that they used to be connected with. that would duplicate the
crazy sounds i got when i was starting.

--- In tr-707@yahoogroups.com , < bentron@c ...> wrote:
> thanks for the quick info greg,
>
> another idea i just got is soldering single switches between the cut
> connections on ic 30 to get some nice effects and weird sounds.
> would that make any sense
>
> thanks for any suggestions,
>
> max
> ----- Original Message -----
> From: "gregory zifcak" <foleymachine@y...>
> To: "ms" <max_schroeder@c...>; <tr-707@g...>
> Sent: Friday, February 27, 2004 10:26 PM
> Subject: [tr-707] Re: Fw: [benders] 707 pitch mod (OT)
>
>
> > hi max,
> >
> > sorry, i usually just check the group messages at the
> > site and don't check this email address that often. i
> > guess i should.
> >
> > the drawing looks like it should work. i'm not sure
> > which caps i used, i think they say 104 on them. and
> > actually, i used smaller ones for the bass and snare
> > (maybe 682) because they tuned way lower than i
> > needed; i think maybe they have a lower sample rate.
> > the schematic i posted the link to is not what i
> > worked from, just an example of the 555 oscillator in
> > general. thats why my component values are different.
> > it's also a matter of personal taste; if it doesn't go
> > low enough for you, use a bigger capacitor. the
> > ride/crash oscillator needs a bigger resistor than 1k.
> > i think i used 2.7k, but that's not even quite big
> > enough. i get a little bit of strange noise at the
> > clockwise end of the pot.
> >
> > another note, the 555 scales in a linear fashion,
> > which sounds exponential to our ears, so as you turn
> > the pot, it sounds like it changes less at the low end
> > than the high end. reverse-logarithmic pots exist, and
> > would counteract this behavior, though i wouldn't know
> > where to get them. another idea is to use regular
> > logarithmic pots wired backwards, so that clockwise
> > tunes the sounds down. if you don't care which way is
> > up and which way is down this is an easy way to get a
> > more even response. i might do this or i might just
> > live with it the way it is. it's no big deal. it just
> > means you have more room to play in the lower ranges
> > than the higher.
> >
> > oh yeah, no you don't need to ground the pots to
> > anything.
> >
> > greg
> >
> > --- ms <max_schroeder@c...> wrote:
> > > hi greg,
> > >
> > > i noticed that most of my questions were already
> > > asked in the group, so i
> > > know now..;-)
> > >
> > > but to be sure i īm doing everything correct i īve
> > > attached a pattern drawing
> > > with my design for a board, and it would be very
> > > nice if you could check if
> > > it īs correct like this, if it is, i īll put it up to
> > > the groups file section.
> > >
> > > And one stupid newbie question - do i have to ground
> > > the pots i mount in
> > >
> > >
> > > Thanks for your help,
> > >
> > > regards,
> > >
> > > max
> > >
> > > ----- Original Message -----
> > > From: "ms" <max_schroeder@c...>
> > > To: "gregory zifcak" <foleymachine@y...>
> > > Sent: Thursday, February 26, 2004 9:35 PM
> > > Subject: Re: [benders] 707 pitch mod (OT)
> > >
> > >
> > > > hi greg,
> > > >
> > > > thank you so much for your help so far.
> > > >
> > > > i got some other questions in the meantime..;-)
> > > >
> > > > according to the oscillators you wrote you think
> > > you used a 0.1 uF
> > > > capacitor, but the circuit drawing says it īs a
> > > 0,01 uF - so i īm confused
> > > > now...;-)
> > > >
> > > > now another couple of total newbie questions:
> > > >
> > > > where do you get the +5 power for the oscillators
> > > from
> > > >
> > > > why are there two seperated ground points on the
> > > oscillator
> > > > is one for the power, and the other one for
> > > grounding on the board
> > > > or just both grounded on the board my knowledge
> > > in electronics is really
> > > > poor..:-(
> > > > I īm asking because i want to build a single board
> > > with all oscs to save
> > > > space, and therefore put all ground points
> > > together on the board and then
> > > a
> > > > single wire to the main board ground.
> > > >
> > > > I īm also planning a detailed documentation of the
> > > modification with
> > > photos,
> > > > pattern drawings and written explanation, and
> > > since i haven īt started yet
> > > > (have to wait 2 weeks for the ne555 ics) i want to
> > > be sure i īll be doing
> > > > everything right....;-)
> > > >
> > > > Of course i īll load the documentation up to the
> > > tr-707 group
> > > files-section.
> > > >
> > > >
> > > > best greets from vienna and thanks again,
> > > >
> > > > max
> > >
> >
> > > ATTACHMENT part 2 image/gif name=patterndrawing.gif
> >
> >
> >
> > __________________________________
> > Do you Yahoo!
> > Get better spam protection with Yahoo! Mail.
> > http://antispam.yahoo.com/tools
> >
> >
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
> >
> >