Otto Julius Zobel [SEP] date of death
Otto Julius Zobel
Otto Julius Zobel (October 20, 1887 – January 1970) was an electrical engineer who worked for the American Telephone & Telegraph Company (AT&T) in the early part of the 20th century. Zobel's work on filter design was revolutionary and led, in conjunction with the work of John R. Carson, to significant commercial advances for AT&T in the field of frequency division multiplex (FDM) telephone transmissions.
Although much of Zobel's work has been superseded by more modern filter designs, it remains the
- Jaime Zóbel, Filipino businessman
- Joseph Zobel, Martinican author
- Marita Zóbel, Filipino actress
- Martin Zobel, Estonian plant ecologist
- Melchior Zobel von Giebelstadt, 16th century bishop
- Otto Julius Zobel, early 20th century electrical filter inventor and researcher
- Rainer Zobel, former German football (soccer) player and current coach
- Rya Zobel, federal judge on the U.S. District Court for the District of Massachusetts