: This specific model was produced by the Sparks-Worthington Company of Jackson, Michigan, primarily for the European market, making it significantly rarer than domestic Sparton models. 🔭 Secondary Technical Meanings
: Unlike most radios of the era, the 457X features a bold, unbalanced geometric shape that creates a sense of movement. : This specific model was produced by the
: In the cryptocurrency space, "457x" is sometimes used to describe the market cap ratio between two assets (e.g., "Zcash is ~457x the value of Epic Cash"). primarily for the European market