JBL Vertec Series VT4880 - Manual (Page 19)

Page 19
TYPICAL 8-BOX HANGING ARRAY
The VT4889 full size, the VT4888 mid size, and VT4887 compact line array elements
can be suspended from either the “AF” (long) or “SF” (short) array frame. Shown here,
eight VT4887 suspended from a VT4887-AF array frame.