Stabilized Feedback Amplifiers in Bell Telephone System Monograph B-768, 1934
New York: 1934. 1st Edition. FIRST EDITION OF THE 1st PUBLISHED DESCRIPTION OF H. S. BLACK’S INVENTION OF THE ‘STABILIZED FEEDBACK AMPLIFIER, CONSIDERED BY SOME THE MOST IMPORTANT BREAKTHROUGH OF THE 20th CENTURY IN THE FIELD OF ELECTRONICS GIVEN ITS WIDE AREA OF APPLICATION (Wikipedia). Initially, Black’s idea – feeding..... More