Item #R181 Transmission Characteristics of Electric Wave-Filters, Bell Telephone Laboratories Reprint B-103-1, January 1925. Otto J. Zobel.
Transmission Characteristics of Electric Wave-Filters, Bell Telephone Laboratories Reprint B-103-1, January 1925

Transmission Characteristics of Electric Wave-Filters, Bell Telephone Laboratories Reprint B-103-1, January 1925.

Bell Telephone Laboratories NY, 54 pages, reprint of paper published in BSTJ October 1924.

Condition: Very good overall, small monograph/reprint format, self-covered white-cream color paper, not the usual blue paper wraps; three hole punched at margin, stapes clean and secure; slight discoloring at upper rear cover and top of last (blank) pages, otherwise clean and unmarked. Front cover states Copyright, 1924 by American Telephone and Telegraph Company.

Price: $6.00

Item Description

A Simplified method by means of charts for determining the transmission loss characteristics of composite wave-filters as a function of frequency and derivation of formulae applicable to wave-filters.