457x

In amateur and professional astronomy, refers to a high level of magnification (power) used in telescopes.

: An observer using a 16-inch telescope might "bump the mag up to 457x" to view fine planetary details or resolve tight double stars. In amateur and professional astronomy, refers to a

: Unlike most radios of the era, the 457X features a bold, unbalanced geometric shape that creates a sense of movement. In amateur and professional astronomy

: 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 the 457X features a bold