JL MC 101 Chapter Notes - Chapter 5: Morse Code, Reginald Fessenden, Lee De Forest

• School: Iowa State University
• Department: Journalism and Mass Communication
• Course: JL MC 101
• Professor: Dara Megan West Wald

Document Summary

Telegr1ph (cid:405)1s the precursor for r1dio technolog(cid:411) J1mes m1(cid:410)(cid:405)ell theorized the ide1 of electrom1gnetic (cid:405)1(cid:404)es. M1de 1 de(cid:404)ice th1t 1llo(cid:405)ed sp1rks to jump 1 g1p. Ale(cid:410)1nder wopo(cid:404) (cid:405)1s disco(cid:404)ering the s1me technolog(cid:411) 1t the s1me time in russi1, but m1rconi 1pplied 1nd got the p1tent first. M1(cid:411) (cid:734)th r1dio d1(cid:411) in russi1. M1rconi used 1 lot of tesl1"s finding 1nd technolog(cid:411) to cre1te r1dio but tesl1 got no credit. Lee de forest c1lled himself the f1ther of r1dio". Wireless telephon(cid:411) (cid:405)ireless (cid:404)oice 1nd music tr1nsmission, e(cid:404)entu1ll(cid:411) c1lled r1dio. De forest (cid:405)1s essenti1l in cre1tion of (cid:404)oice tr1nsmission, long-dist1nce r1dio, 1nd tv. First (cid:404)oice bro1dc1st c1n1di1n engineer regin1ld fessenden.