Thomas Alva Edison
Ohio, AS. 11 Feb 1847 - 18 Okt 1931
- Membuat >1000 penemuan: bola lampu, telepon, gramofon, menjadi cikal bakal industri elektronik.
- Ibunya, Nancy membuatkan lab di ruang bawah tanah untuk Edison melakukan percobaan.
- Belajar telegraf dari kepala stasiun di umur 12 thn hingga ia bisa bekerja di Western Union.
- Menemukan fonograf, terinspirasi dari penelitian percobaan listrik Faraday.
- Menemukan indikator saham, terjual dgn harga tinggi di pasar saham Wallstreet.
- Mengupgrade telepon yg telah ditemukan Graham Bell sampai tercipta gramofon, 1877.
- Berhasil menemukan bola lampu setelah ribuan percobaan.
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