Eddie Fisher died on September 22, 2010 at the age of 82.
More electrical standards material. Electrical documentation according to standards. Electrical documentation according to standards is a reference book describing ISO / EN / IEC rules and requirements from all relevant standards regarding electrical documentation for machines, equipment, electrical panels and installations. - Buy book here!
If your new car radio head unit has an ISO connector (which almost 100% do), you will need to adapt your existing car radio connector to the ISO connector  hence the need for an ISO adaptor. The ISO adaptor, also known as a harness adaptor or ISO harness adaptor, will be 2 blocks with 8 pin connectors.