BS 9133 N004 TO 010:1975

Preferred resistance values 1.0, 2.2 and 4.7 in each decade; selection tolerances ¿10%, ¿5%; rated dissipation - spindle and panel sealed types 0.5 to 3.0 W (linear law) - container, spindle and panel sealed 0.5 W and 2.5 W (linear law) (rated dissipation halved for logarithmic laws); temperature characteristic of resistance ¿0.75%. Range of spindle and mounting details in appendices.