The Rise and Fall of Credit Card Radios: A 1980s Tech Marvel
The Casio RD-10 redefined portability in the 1980s and 1990s with its credit card-sized design and clever FM antenna solution. The RD-10’s sleek 1.9mm thickness exemplified the era’s obsession with miniaturization and convenience. Casio also introduced the RD-20, an AM-only counterpart, to
