[sdiy] More SBB Comments

[harrybissell]

Scott Gravenhorst wrote:

>
> >I had an envelope follower proto... and I picked it up later when I thought
> >that
> >I had made an error. (I'm thinking... it could not have possibly been THIS bad
> >when
> >I did it originally... ).  It wasn't... the new circuit had a damaged opamp.
> >The original
> >proto was still working well.
> >
> >(again... try THAT with an SBB... it would be disassembled by now :^)
>
> Why wouldn't detection of a bad opamp be possible?  Because components are
> easily swapped, this is something that I've done, even where illogical and as a
> last resort.  One doesn't expect bad components unless they are from dubious
> sources, however, there can be the odd new part that just won't work.  And my
> opinion of this scenario is that the fault was not the SBB, it was the opamp.

my point is... you don't KEEP any circuit on an SBB... you trash them when you
build the next. All the work is lost at that point. I suppose I could disassemble
each
vectorboard... but one method encourages 'recycling', the other discourages...

H^) harry