The Heathkit Automotive Tune-up Meter CM-1073 from 1975 is a vintage diagnostic tool designed for passenger vehicles. Made by Heathkit in the United States, this analog multimeter comes with a case for convenient storage. Perfect for car enthusiasts looking to troubleshoot and diagnose issues with their vehicles, this unit provides accurate readings for a tune-up. With its classic design and functionality, this Heathkit meter is a reliable tool for automotive maintenance and repair.