412 



THE BELL SYSTEM TECHNICAL JOURNAL, MARCH 1953 



Table III — Crosspoints for Various Numbers of Switching 

 Stages, s, and Values of A^ 



100 



200 



300 400 600 1000 2000 4000 



NUMBER OF INPUTS AND NUMBER OF OUTPUTS 



6000 10,000 



Fig. 5 — Crosspoints versus switching stages. 



