The 1491D Decade Inductor is a assembly of four 940 Decade-Inductor Units in a single metal cabinet. The units have no electrical connection to the panel, but a separate ground terminal is provided, which can be connected to the adjacent low terminal, leading to the smallest decade.
Total Inductance: 11.11 H
Inductance Steps: 0.001 H
Number of Decades: 4
Accuracy: ?4.2%