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. |