JBL MTC-29CM Ceiling Mount For Control-29AV 100789756 The meter calibration points are

The meter calibration points are as follows:

To Tripix: Power Inserter Cable

Electro-Voice EVID-S5

Height: 48" to 81" / 1219mm to 2057mm

A polemount socket and nine integrated 3/8" flypoints allow the C190 to be installed or flown easily and on virtually any angle without modification to the speaker

JBL MTC-29CM Ceiling Mount For Control-29AV 100789756 The meter calibration points areJBL MTC 29CM Ceiling Mount For Control 29AV The new MTC 29CM InvisiBall Assembly is designed for use with the JBL Professional Control 29AV Loudspeaker. The Ceiling Mount allows installation of the enclosure to sturdy ceiling structures by utilizing the internal InvisiBall mechanism. The MTC 29CM is finished in Powder Coating.