This listing is for a vintage paper advertisement. This is a 1973 2-page ad for a Hewlett-Packard 970A Digital Multimeter, 3580A Spectrum Analyzer! The size of the ad is approximately 11x17inches. The caption for this ad is 'A small tool with a big impact on field service' The ad is in great condition. This vintage ad would look great framed and displayed! Add it to your collection today!