Zodiac Electronic & Scientific Corporation manufactures Potentiometer with Slide Wire Pattern. Zodiac Electronic & Scientific Corporation also manufactures various types of Electronic Instruments and Physics Instruments. The Potentiometer with Slide Wire Pattern, Model ZES 280, has one wire of one meter and is mounted on a polished wooden base with boxwood rule graduated 0-100 cm X 1 mm with two socket type of 4 mm. The Potentiometer with Slide Wire Pattern has terminals to enable the apparatus to be used as a 1 meter or 2 meter instrument with sliding type jockey.