[sdiy] Learning circuits deeply [was: Re: The Korg MS-20 VCO core is oscillating!]

Ian Fritz ijfritz at comcast.net
Thu May 12 17:24:11 CEST 2011


At 11:19 PM 5/11/2011, David G. Dixon wrote:
> > I lay out breadboards in Excel using my funky system, use
> > colour-coded jumpers, and bend and trim all component wires
> > so they are flush with the board.  This makes the board a
> > pleasure to assemble, and ensures that it won't fall apart if
> > moved or dropped, etc.
>
>... and (very important) it also ensures that component leads in adjacent
>columns won't accidentally short-circuit against each other, which can fry
>chips and wreak all kinds of havoc.

Another trick I discovered while breadboarding a circuit with lots of hf 
pulses:  ground alternate rows and wire to the ones in between.  A kind of 
po man's ground plane, LOL.

  Ian 




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