Dual tracking power supplies provide two independently regulated output voltages—typically one positive and one negative, such as +30V and -30V. These are commonly used in electronics and scientific applications. Consist of heavy steel cabinet with powder coated with in built four Digital meters – Two digital meters for voltage measurement (0-30V DC) & two digital meters for current measurement (0-1A DC) (Coarse & fine control knobs for voltage & current are also provided on the panel.