On Mon, 30 Jan 2006 00:11:31 -0600, clifto wrote:

David wrote:
On Fri, 27 Jan 2006 07:34:35 -0500, "Robert11"
wrote:
Can anyone offer an opinion on how well a good quality name brand coax will
"typically" last if buried ?

Depends on the pH of the soil, moisture, etc. Here, everything is
directly buried and they don't really seem to use anything special.
PVC jacketed stuff will outlast your average hairless ape.

PVC jacketed stuff is the contaminating kind, and will change characteristics
(loss, capacitance, impedance, etc.) in just a couple of years.
Right. Will it change enough to matter at 20 Mhz?