Eminence 15-inch Speaker Value Guide

This 1977 Eminence 15-inch speaker is a quintessential piece of American audio history, manufactured in Eminence, Kentucky. Highly sought after for vintage guitar and bass amplifier restorations, these speakers are prized for their robust construction and the classic tonal characteristics of the late 1970s.

What affects the value of Eminence 15-inch Speaker?

• Originality of the paper cone, as 're-coned' units generally command lower prices than those with original factory parts.
• Physical condition of the copper voice coil and the absence of 'coil rub' or structural tears in the surround.
• Magnet type and size, with certain Alnico versions often fetching a premium over standard ceramic models.
• Functional testing results, specifically the clarity of output and lack of distortion at higher volumes.

How to Identify Eminence 15-inch Speaker?

• Locate the EIA source-date code '1377113' stamped on the frame to confirm Eminence manufacture from the 13th week of 1977.
• Verify the 15-inch diameter metal frame and original paper cone assembly for period-correct materials.
• Check for the 8-ohm impedance rating typically found on the magnet structure or original labeling.
• Inspect the magnet type, which will be either Alnico or ceramic depending on the specific 1977 production run.

History of Eminence 15-inch Speaker

Eminence Speaker is a renowned American company that has been producing high-quality loudspeakers since 1966. Founded in Eminence, Kentucky, the company quickly became a leading manufacturer of speakers for musical instrument amplifiers and professional audio systems. The '137' prefix in the model number indicates manufacturing by Eminence, with the subsequent '7113' suggesting it was produced in the 13th week of 1977. These speakers were often used in guitar and bass amplifier cabinets, prized for their robust sound and reliability.