![Radio waves high flyers, Washington, D.C., Oct. 1. Experiments conducted by H.W. Wellex at the radio station of the Carnegie Institution have proven that radio waves travel a distance of 80 miles Radio waves high flyers, Washington, D.C., Oct. 1. Experiments conducted by H.W. Wellex at the radio station of the Carnegie Institution have proven that radio waves travel a distance of 80 miles](https://c8.alamy.com/comp/2A2R9XG/radio-waves-high-flyers-washington-dc-oct-1-experiments-conducted-by-hw-wellex-at-the-radio-station-of-the-carnegie-institution-have-proven-that-radio-waves-travel-a-distance-of-80-miles-heavenword-before-they-are-reflected-back-to-earth-traveling-like-lightning-as-they-ascend-in-to-the-ionosphere-the-radio-impulses-have-to-be-measured-in-10000ths-of-second-to-accurately-check-the-height-reached-before-they-return-to-the-radio-set-2A2R9XG.jpg)
Radio waves high flyers, Washington, D.C., Oct. 1. Experiments conducted by H.W. Wellex at the radio station of the Carnegie Institution have proven that radio waves travel a distance of 80 miles
![Set of vintage podcast, radio flyers with microphone. Design element for logo, label, sign, badge, poster. Vector illustration Stock Vector Image & Art - Alamy Set of vintage podcast, radio flyers with microphone. Design element for logo, label, sign, badge, poster. Vector illustration Stock Vector Image & Art - Alamy](https://c8.alamy.com/zooms/6/3ab13992dc924391988df86942f31a0c/re27fm.jpg)
Set of vintage podcast, radio flyers with microphone. Design element for logo, label, sign, badge, poster. Vector illustration Stock Vector Image & Art - Alamy
![Congress Radio: Usha Mehta and the Underground Radio Station of 1942: Thakkar, Usha: 9780670095667: Amazon.com: Books Congress Radio: Usha Mehta and the Underground Radio Station of 1942: Thakkar, Usha: 9780670095667: Amazon.com: Books](https://m.media-amazon.com/images/I/41vkb2LN2wL._AC_SY780_.jpg)
Congress Radio: Usha Mehta and the Underground Radio Station of 1942: Thakkar, Usha: 9780670095667: Amazon.com: Books
![Radio Station Logo Neon Signs Style Text Vector Stock Vector - Illustration of isolated, glowing: 217544732 Radio Station Logo Neon Signs Style Text Vector Stock Vector - Illustration of isolated, glowing: 217544732](https://thumbs.dreamstime.com/z/radio-station-logo-neon-signs-style-text-vector-unique-neon-style-design-can-be-used-banners-posters-magazine-covers-217544732.jpg)
Radio Station Logo Neon Signs Style Text Vector Stock Vector - Illustration of isolated, glowing: 217544732
![Stream BSH Radio: Philadelphia Flyers Podcast | Listen to podcast episodes online for free on SoundCloud Stream BSH Radio: Philadelphia Flyers Podcast | Listen to podcast episodes online for free on SoundCloud](https://i1.sndcdn.com/avatars-000274116419-3tvtl0-t500x500.jpg)