Network analysis and feedback amplifier design / by Hendrik W. Bode. Bode, Hendrik W. Electric circuits. Amplifiers, Vacuum-tube. Telephone lines. TK6175 .B67 1945 621.3843 BON Includes index. Bibliographical foot-notes. New York : D. Van Nostrand, C1945. C1945. 1945 Text XII, 551 p. : eng Bell Telephone Laboratories series