Metal - Lange

Tool Bar button:

To add a Lange coupler from the palette of standard geometries, select Insert - Metal - Lange. The Lange Properties dialog box appears on your display.

Enter the values for the parameters in the corresponding text entry boxes.

Parameter	Definition
Number of Fingers	The number of fingers in the Lange coupler. The example above has six fingers. Only even numbers are allowed and you must specify a minimum of 4 fingers.
Finger Width	The width of the fingers.
Finger Spacing	The spacing between fingers.
Finger Length	The length of the finger in the Y plane as measured from the end of the finger to the feed line.
Feed Width	The width of the feed line.

Note: The Lange coupler does not include wire bonds or airbridges. These must be added manually.