NOTCH FILTER (BAND REJECTION) Objectives of this experiment: To study the stop band or notch filter, which rejects a range of certain frequencies while allowing frequencies above and below this range to pass through with little or no attenuation. Built in regulated power supply: +15V/300mA; -15V/300mA Input Supply: 230 VAC/50Hz mains operated. Dimension: 27cms x 17cms x 10cms. Weight: 500gms Qty :