[sdiy] Am I crazy?

[Ingo Debus]

Am 30.01.2009 um 19:35 schrieb Andre Majorel:

> For good electrical contact, the pieces need to be pressed
> together. In this case, pressure exists initially as the thumbtack
> pierces through the copper tape. But copper is not elastic so the
> pressure drops as soon as the hole is made.

Perhaps use braided sleeving (from shielded cables for instance)  
instead of solid copper tape?
If you apply some tension to the sleeving the wires would press  
against the tack.

Ingo