1890年12月18日，美国无线电工程师埃德温·霍华德·阿姆斯特朗诞生。阿姆斯特朗是一位调频广播技术的发明者，毕业于哥伦比亚大学，并研究过三级管并设计反馈电路。阿姆斯特朗曾前往第一次世界大战期间的前线，他的设计使得美国士兵能够接收到来自远方的无线电信号。
阿姆斯特朗的发明对现代通讯产生了深远的影响，他的工作使得人们能够自由地接收和发送信息。他的设计使得广播电台和电视台得以诞生，并促进了现代社会的发展。
哥伦比亚大学是阿姆斯特朗毕业的地方，也是他开始和结束其无线电发明生涯的地方。这所大学为阿姆斯特朗提供了良好的学术环境，让他能够专注于研究无线电技术。
阿姆斯特朗是一位杰出的科学家和工程师，他为人类社会的发展做出了巨大贡献。他的发明改变了人们的生活方式，让信息传递变得更加快捷和便捷。
新闻翻译：
Title:历史上的今天：1890年-无线电发明家阿姆斯特朗诞生
Keywords:无线电发明家，阿姆斯特朗，1890年，哥伦比亚大学
News content:
On December 18, 1890, Edwin Howard Armstrong, an American radio engineer and inventor of frequency broadcasting technology, was born. Armstrong was a graduate of Columbia University, where he studied and designed feedback circuits. He also served in the front lines during World War I. His work enabled American soldiers to receive radio signals from far away.
Armstrong’s invention had a profound impact on modern communication, his work made it possible for people to freely receive and transmit information. His designs enabled the birth of radio stations and television stations, and promoted the development of modern society.
Columbia University, where Armstrong graduated, provided him with an excellent academic environment to focus on studying radio technology.
Armstrong was an outstanding scientist and engineer, and he made significant contributions to society. His invention changed the way people live, making information transmission faster and more convenient.
【来源】https://baike.so.com/doc/161907.html
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