JBL VT4889, VT4888, VT4887, VT4881, VT4880 manual Vertec Systems Suspension Frames & Hinge Bars

VERTEC SYSTEMS SUSPENSION FRAMES & HINGE BARS

VERTEC	FRAME	NOTES	HINGE
MODEL	MODELS		Part #
VT4889	VT4889-AF	Standard long frame. 16 VT4889 @ 7:1 DF*	336892-001
	VT4889-SF	Standard short frame. 16 VT4889 @ 7:1 DF	(4889 FRONT HINGE)
	VT4800-UA	Universal frame to hang any model to any model.	339693-001
			(4889 REAR HINGE)
	VT4800-DA	Adapter frame to hang 4 VT4887 under VT4889	339644-001
			(4889 REAR HINGE
			FOR UA ADAPTER)
VT4880	VT4889-AF	Standard long frame. 18 VT4880 @ 7:1 DF	336892-001
	VT4889-SF	Standard short frame. 18 VT4880 @ 7:1 DF	(4889 FRONT HINGE)
	VT4800-UA	Universal frame to hang any model to any model.	339693-001
			(4889 REAR HINGE)
	VT4800-DA	Adapter frame to hang 4 VT4887 under VT4880	339644-001
			(4889 REAR HINGE
			FOR UA ADAPTER)
VT4888	VT4888-AF	Standard long frame. 18 VT4888 @ 7:1 DF	350597-001
	VT4888-SF	Standard short frame. 18 VT4888 @ 7:1 DF	(4888 FRONT HINGE)
	VT4800-UA	Universal frame to hang any model to any model.	338515-001
			(4888 REAR HINGE)
	VT4800-CA	Adapter frame to hang VT4887 under VT4888	339643-001
			(4888 REAR HINGE
			FOR ADAPTERS)
VT4887	VT4887-AF	Standard long frame. 18 VT4887 @ 7:1 DF	350551-001
	VT4887-SF	Standard short frame. 18 VT4887 @ 7:1 DF	(4887/81 FRONT HINGE)
			350342-001
	VT4800-UA	Universal frame to hang any model to any model.
			(4887 REAR HINGE)
	VT4800-CA	Adapter frame to hang VT4887 under VT4888
	VT4800-DA	Adapter frame to hang 4 VT4887 under VT4889
VT4881	VT4887-AF	Standard long frame. 12 VT4881 @ 7:1 DF	350551-001
	VT4887-SF	Standard short frame. 12 VT4881 @ 7:1 DF	(4887/81 FRONT HINGE)
			350552-001
	VT4800-UA	Universal frame to hang any model to any model.
			(4881 REAR HINGE)
	VT4800-CA	Adapter frame to hang VT4881 under VT4888
		**VT4887 hang directly under the VT4881

* DF = Design Factor.

Please refer to JBL Technical Notes Volume 1, Number 14 Basic Principles for Suspending Loudspeaker Systems (available at www.jblpro.com).

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