美国ＲＣＡ公司技术权威张可南教授，１９１８年９月９日出生于上海市松江县，其父是位穷秀才，张可南５岁上学，由于家贫营养不良，体弱多病，好在聪明勤勉，功课一直很好。那时候有规定，考第一名的学生可以免费，张可南就这样年年第一，直至中学毕业。１９３６年考上了国立 Professor Zhang Konan, the technical authority of RCA in the United States, was born in Songjiang County, Shanghai on September 9, 1918. His father was a poor scholar and Zhang was 5 years old at school. Because of poverty and malnutrition, he was mentally and diligently working hard. At that time there are provisions for the first test students can be free, Zhang South so first year, until high school graduation. In 1936 admitted to the national