[QCWA] 100th anniversary of the Regenerative receiver

[wa4aw]

  On this date, September 22, in 1912, Edwin Howard Armstrong, an undergraduate student at Columbia University, in his attic lab at his home in Yonkers, NY, invented the regenerative circuit. This circuit, also known as the Armstrong oscillator, became the building block of modern electronic communications.  73,  Jeff, WA4AW Major EH Armstrong Memorial Radio Club  W2XMN- W2XEA www.freewebs.com/mafma        

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