Electrically controlled single-cylinder, 4-feeds machine for the production of stockings and pantyhose with 1 needle-by-needle electronic selection unit on each feed (4 in total) for the production of pantyhose in jacquard, baguette and bikini patterns. Mechanical device for laid-in on each feed. Motorized stitch cams for gradual or partial stitch narrowing or widening in any part of the sock. Stitch cams pull-out movement performed through stepper motors for pantyhose and knee-highs option with 2 colours each course, relief jacquard (cut boss). Motorized needle raising cam. Electronically controlled yarnfingers with plating positions at different heights plus 1 motorized yarnfinger for angular movement. Single or double dial jacks. Electronic device to maintain the size at any temperature of the machine.