Electronic Surplus Inc still has 72 ohm TX line. URL:

http://www.electronicsurplus.com/com...sp?category_id
=2170&czuid=1093172851680

Has Belden 8910

8210 BELDEN WIRE NEW TWINAX 72-OHM COAX CABLE 13 AWG POLYETHYLENE
PARRALLEL TRANSMISSION WIRE 10-FOOT MIN PURCHASE BROWN JACKET



Thanks to all who answered especially W1MCE who come up with the Belden
number -- the Google found the surplus site.
--
One Watt

To steal ideas from one person is plagiarism;
to steal from many is research.
-- Comedian Steven Wright