03-30-2014, 11:31 PM
Those are common Cinch-Jones two prong connectors. Available at pretty much any electronics wholesaler.
1972 seems a bit early, but can't say for sure. I know we started selling quad gear in 1973-74 (Fisher) at the shop I worked at.
1972 seems a bit early, but can't say for sure. I know we started selling quad gear in 1973-74 (Fisher) at the shop I worked at.