FIG. 25 EQUIVALENT RANDOM LOAD A AND TRUNKS S, FROM NON-RANDOM LOAD A',V' 



8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 



A=AVERAGE RANDOM LOAD IN ERLANGS 



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Copyright 1955 by Bel] Telephone Laboratories, Incorporated 



Fig. 25 - Equivalent random load A and number of trunks S, from non-random load A', V - random loads to 50 erlangs 



