How could I say no? Re: [sdiy] Synth-DIY breadboard Module...

Peter Snow psnow at magma.ca
Fri Aug 16 01:53:23 CEST 2002


Hi Cynthia,

It looks good and a fair price too.
Let us know how it works out.

Regards,

Peter


Cynthia Webster wrote:
> 
> > Doug et al,
> >
> > At least it has gone to a good home. It looks like it was "our" Cynthia who
> > had the winning bid.
> 
> I was recently shopping at Marvac for some perfboard and somewhat stunned at
> the prices - just for a blank piece of plastic with a zillion holes in it!
> 
> Yuppers!  It was me, really at that price - how could I say no?
> 
> Even though I might be in the doghouse with Harry right now for buying this!
> 
> (Actually Harry makes a very good argument for his own technique).
> 
> I'm going to try a few projects his way too.
> 
> Warm Regards!
> 
> Cynthia
> 
> 
> > Cheers,
> >
> > Peter
> >
> > epeasant at telusplanet.net wrote:
> >>
> >> I really should have plugged some BBDs into the socket
> >> before I took that picture to really see Harry explode! :-P
> >>
> >> Anybody that wants to get in deep trouble with Harry, buy
> >> this for only $25 (not mine):
> >>
> >> http://cgi.ebay.com/ws/eBayISAPI.dll?
> >> ViewItem&item=1758467274
> >>
> >> Take care,
> >> Doug
> >>
> >> ______________________
> >> The Electronic Peasant
> >>
> >> www.electronicpeasant.com
> >>
> >>> Howdy Doug...
> >>>
> >>> Nah... your slinky reverb is my WORST nightmare   ;^P
> >>>
> >>> Looks pretty good (except the solderless breadboard
> >>> part)....  The
> >>> slope front is kind of unique.... puts a whole new angle
> >>> on the circuits
> >>>
> >>> don't it....
> >>>
> >>> Mind a suggestion of why your tilt-sensor prototpye gave
> >>> unusual results
> >>> ???   ;^P
> >>>
> >>> ...for those newbies who have not heard me rant on these
> >>> breadboards...
> >>> I don't like them because they are not robust. More time
> >>> may be taken
> >>> with a circuit that does not work for mechanical (bad
> >>> contact - short)
> >>> or
> >>> parasitic electrical  (too much stray capacitance - lack
> >>> of good
> >>> decoupling)
> >>> problems.
> >>>
> >>> I had a friend in college who prototyped a voltage
> >>> controlled theatrical
> >>> light
> >>> dimmer on one of these... It worked well just until he
> >>> tried to show it
> >>> to a commercial
> >>> prospect (this was cutting edge technology in those
> >>> days...  lights were
> >>> still
> >>> run by crude SCR dimmer packs, or even rheostats... and
> >>> patched through
> >>> VCS3
> >>> style matrices on steroids !!!).
> >>>
> >>> It failed to work. For five agonizing minutes he mumbled
> >>> "it works, it
> >>> really works..."
> >>> until the prospect left with the "don't call us we'll
> >>> call you..."
> >>>
> >>> He never did find that loose connection... he pulled all
> >>> the parts out
> >>> and re-installed
> >>> them and it worked again....  several hours after
> >>> opportunity knocked,
> >>> found no-one
> >>> home, and moved on  ;^(
> >>>
> >>> I swore not to use these ever (myself)... every engineer
> >>> I work with
> >>> hates them. Bob
> >>> Pease hates them.....
> >>>
> >>> Some S-DIY 'ers like them. SOME of them like BBDs as
> >>> well. No accounting
> >>> for
> >>> taste I guess.  ;^)
> >>>
> >>> I do like Vector board and T42-1 push in terminals, 24 -
> >>> 26ga bare (bus)
> >>> wire...
> >>> and teflon sleeving myself.  Its expensive (the clips are
> >>> $.04 in
> >>> thousands...) but if
> >>> I make a successful proto, it can go in a metal box and
> >>> work for the
> >>> next 30 years
> >>> (because some have.., and still do...) The teflon
> >>> sleeving cannot be
> >>> melted with a soldering iron... so there are never any
> >>> melted through or
> >>> stripped back insulation
> >>> problems.
> >>>
> >>> Every short on those boards is put there by ME personally
> >>> !!!
> >>>
> >>> The technique of laying out such a circuit takes some
> >>> skill, and
> >>> probably helps you
> >>> to draw the schematic, and really plan the layout.  It
> >>> discourages just
> >>> "swapping out"
> >>> components... it can be done but takes more effort.
> >>> Worth it in my
> >>> book.
> >>>
> >>> So bless those who have success with whatever technique
> >>> they like...but
> >>> don't cry
> >>> to me about your solderless breadboard problems  (i told
> >>> you so  ;^)
> >>>
> >>> H^) harry   (hard-wired harry)
> >>>
> >>> epeasant at telusplanet.net wrote:
> >>>
> >>>> Here is one of Harry's worst nightmares:
> >>>>
> >>>>
> >>> www.angelfire.com/electronic/epeasant/images/breadbox.jpg
> >>>>
> >>>> and inside:
> >>>>
> >>>>
> >>> www.angelfire.com/electronic/epeasant/images/breadin.jpg
> >>>>
> >>>> I built it in 1992 from mostly salvage parts
> >>> (including
> >>>> case), has adjustable bipolar and fixed 5 volts power
> >>>> supply, 555 based audio oscillator, BNC connectors
> >>> for
> >>>> signals and banana posts for other connections. 4
> >>> patchable
> >>>> toggle switches complete the unit. When I need a pot,
> >>> I
> >>>> simply insert a trimpot where needed. It has served me
> >>> well.
> >>>>
> >>>> Take care,
> >>>> Doug
> >>>> ______________________
> >>>> The Electronic Peasant
> >>>>
> >>>> www.electronicpeasant.com
> >>>>
> >>>>> Maybe Harry shouldn't read this ;^) .... in
> >>> involves
> >>>>> solderless plug
> >>>>> strips...
> >>>>>
> >>>>> I modified my solderless plug strip today
> >>> (something
> >>>>> I built from
> >>>>> off the shelf plug strips about 20 years ago).  One
> >>>>> problem with the
> >>>>> plug strip is that it is difficult to interface
> >>> with
> >>>>> anything.
> >>>>>
> >>>>> I mounted a 1" x 1" aluminum angle on the base
> >>> board,
> >>>>> and drilled
> >>>>> holes for 2 pots and 7 1/4" jacks...although, after
> >>> I
> >>>>> finished putting
> >>>>> the last jack in the thing, I realized I should
> >>> have
> >>>>> included some
> >>>>> banana jacks as well (I use both...guess that makes
> >>> me
> >>>>> schizophrenic...).
> >>>>>
> >>>>> Anyway, looks like it will be a lot easier to
> >>> quickly
> >>>>> build
> >>>>> something up and give it a test.
> >>>>>
> >>>>> --
> >>>>> -Jim
> >>>>> ------------------------------------------------
> >>>>> * Visit:http://www.silcom.com/~patchell/
> >>>>> *-----------------------------------------------
> >>>>> *I'm sure glad Merry Christmas comes just once a
> >>> year
> >>>>> * -Yogi Yorgensen
> >>>>> ------------------------------------------------
> >>>>>
> >>>>>
> >>>>>
> >>>
> >>> --
> >>> Jihad Terrorism Conspiracy New World Order
> >>> Revolution Black Helicopters Freedom of
> >>> Speech First Amendment Rights: Carnivore Bait
> >>> go ahead and READ my e-mail I have nothing to
> >>> hide... how about YOU ???
> >>>
> >>>
> >>>



More information about the Synth-diy mailing list