Author: AI Research Unit Date: [Current Date] Subject: Vintage Synthesizer Analysis 1. Introduction The Korg M1 (released 1988) is one of the best-selling synthesizers of all time, with over 250,000 units produced. For collectors, restorers, and historians, the serial number is the primary key to determining a unit's production date, origin, and potential hardware revision. However, Korg used multiple, inconsistent serial number formats during the M1’s lifecycle (1988–1995), making interpretation non-linear.
This paper examines the three main serial number formats found on Korg M1 keyboards, cross-references them with known manufacturing periods, and discusses their utility and limitations. Based on empirical data from existing units, service manuals, and owner reports, three distinct formats appear: Korg M1 Serial Number
KORG INC. MODEL M1 SERIAL 078234 MADE IN JAPAN Typical Format C sticker: Author: AI Research Unit Date: [Current Date] Subject:
S/N 3512876 Assembled in Italy