

We take a brief look at the history of headphones, and how John C. Koss changed the world with his SP/3 Headphones in 1958. The world's first stereo headphones. we also review a vintage Koss SP/3Xc that I own. Links for my measurement graphs: IEMS: https://suporsalad.squig.link/ Headphones: https://suporsalad.squig.link/headphones/ Contact me by email at: sidesaladaudio.james@gmail.com Twitter/X: SideSaladAudio Support the channel on Patreon: https://patreon.com/SideSaladAudio References: https://koss.com/en-ca/products/sp-3 https://koss.com/blogs/stories/headphone-school-first-koss-sp3-stereophone https://koss.com/blogs/stories/profile-sp3x https://www.smithsonianmag.com/arts-culture/a-partial-history-of-headphones-4693742/ https://en.wikipedia.org/wiki/Headphones https://theconversation.com/electrophone-the-victorian-era-gadget-that-was-a-precursor-to-live-streaming-148944 #vtuber #history #headphones #audiophile #audio

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