Group

Lay of wire on cable (cm), l

Lay of twist of two cables (cm), l’

Effective lay (cm), $l{l}^{\prime }/\left(l^{\prime }-l\right)$

A

54

-

B

86.2

-

-

C

130.3

-

-

D

71

250

-

E

71

125

99

F

130.3

200

164.3