tiffer wrote:

How many connections? There shouldn't be more than ground, power and
speaker. Have you determined which is ground with an ohm meter?


Have you looked at any Delco car radio since the mid '60s? They did
use a three wire harness, plus a separate pilot lamp that was connected
to he dimmer for the dash lamps. By the early '70s they had three
separate plugs.


--
HELP! My sig file has escaped! ;-)