[sdiy] Buffer question
Elain Klopke
functionofform at gmail.com
Tue Jan 31 07:12:57 CET 2012
Which module is that Kyle? I click the link and it sends me to the
index page of the sdiy section of the mfos site...
On Mon, Jan 30, 2012 at 5:37 PM, Kyle Stephens <lightburnx at yahoo.com> wrote:
> *Star* grounding, not start. As in, one should start with star grounding, as to avoid any problems. Bleh.
>
>
> _Kyle
>
> --- On Mon, 1/30/12, Kyle Stephens <lightburnx at yahoo.com> wrote:
>
>> From: Kyle Stephens <lightburnx at yahoo.com>
>> Subject: Re: [sdiy] Buffer question
>> To: "Elain Klopke" <functionofform at gmail.com>
>> Cc: synth-diy at dropmix.xs4all.nl
>> Date: Monday, January 30, 2012, 3:27 PM
>> Check out the second page of the
>> schematic here - uses 4013s as well:
>>
>> http://www.musicfromouterspace.com/index.php?MAINTAB=SYNTHDIY&VPW=1024&VPH=500
>>
>> One jack: one tip, one ring, one connection back on the PCB
>> (consider .100" MTA connectors as well; they look neat and
>> are a good servicing and assembly aid). This also promotes
>> start grounding, ie: minimizes noise. The ground wire
>> running alongside the signal wire, ideally the two being
>> twisted together, will also help with noise.
>>
>>
>> _Kyle
>>
>> --- On Mon, 1/30/12, Elain Klopke <functionofform at gmail.com>
>> wrote:
>>
>> > From: Elain Klopke <functionofform at gmail.com>
>> > Subject: Re: [sdiy] Buffer question
>> > To: synth-diy at dropmix.xs4all.nl
>> > Date: Monday, January 30, 2012, 2:09 PM
>> > Thanks guys!
>> >
>> > on a somewhat related note sort of... on a PCB would
>> you
>> > prefer an
>> > individual connection to ground for each jack or a
>> single
>> > connection
>> > to ground and all the jack grounds tied together at
>> the
>> > panel?
>> >
>> > -Ian (1/4 inch 4 life) Smith
>> >
>> > On Mon, Jan 30, 2012 at 3:59 PM, Loscha <loscha at gmail.com>
>> > wrote:
>> > > You would want a buffer to protect the output
>> from
>> > static as you plug
>> > > and unplug, and also from the device you are
>> plugging
>> > it into, which
>> > > might not like having that much current drained
>> out of
>> > it.
>> > >
>> > > On Tue, Jan 31, 2012 at 8:39 AM, Elain Klopke
>> <functionofform at gmail.com>
>> > wrote:
>> > >> Hey all,
>> > >>
>> > >> Quick question, if I'm using a 4013 or 4520
>> for
>> > generating sub
>> > >> octaves, do I need to put an op amp on the
>> output
>> > to buffer it or can
>> > >> I send the output straight to a jack?
>> > >>
>> > >> -Ian (full of stupid questions) Smith
>> > >>
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