The 1950s and 1960s were the Golden Age of Shortwave Radio when the
bands were crowded with all kinds of strange signals.
|Radio manufacturers promoted their products, upon request they mailed out huge eye
catching brochures printed on glossy high quality paper. -see above from the early 1960s
|"Your Guided Tour of the Amazing World of Short Wave Listening" was a
mult-page brochure from the late 1950s. The Space Age was in its infancy, as
this brochure shows a space theme with the oscilloscope pictures of the
beeping signal that was radioed back to earth by the Sputnik satellite.