Gen-Rad 1412BC Decade Capacitor 1.1Mf 5 dial

Capacitance range from 50 pF to 1.11115 ?F in steps of 100 pF with a 0 to 100 pF variable air capacitor providing continuous adjustment. Accuracy of the 1412BC is ?(0.5% + 5 pF) at 1kHz for total capacitance including 50 pF minimum for the 3-terminal connection.