vectorboards?
Tony Clark
clark at andrews.edu
Thu Jun 11 14:43:06 CEST 1998
> Do you really end up with low noise, clean circuits by doing this? I gather
> then that most of the circuits you're working on are not too sensitive to
> board layout.. even VCO's?
Well I believe there's a trick or two to using the vectorboards. I
use the type that have no strips. That means its all just holes and
pads. I do that because it allows me the most flexibility in placement
and routing.
My main trick is to route as much of the traces as possible without
using wire to jump from one point to another. What I do is take
component lead clippings and start soldering them from pad to pad and
snake them around the board until they connect to where I want them to
go. Obviously you can't really route everything there, so in the end, I
have both "traces" and wire doing the connecting.
Another trick is to keep all components connected to the inputs of
things as close as possible. Of course this is something that you'd worry
about if designing a real PCB, and certainly more important for these
vectorboards! It's usually the inputs that get priority as traces on the
vectorboard and the outputs that get wires.
> building my modular, I want it to be reliable and low-noise - something I
> can spend my time playing rather than repairing...
The best measure against noise is supply filtering. That and using
reliable voltage references not based on the supply voltage!
Tony
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I can't drive (my Moog) 55! | The E-Music DIY Archive
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Tony Clark -- clark at andrews.edu | aupe.phys.andrews.edu/diy_archive
http://aupe.phys.andrews.edu/~clark | Contributions welcomed!
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