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Summary of Contents for Mach M72i
- Page 1 Installation Series use r m anua l revision E M72i M82i M 1 2 5 i M 1 2 7 i M 1 2 9 i M 1 5 4 i M 1 5 6 i M1502 mk 2...
- Page 2 Near field top-boxes The cabinets in the Installation Series are built around a solid aluminum frame. Apart The M72i, M82i & M125i are designed for from making the cabinet very strong, the placement up to 10 meters (32 feet) from the frame is the mounting point for the grill.
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Page 3: Rotatable Horn
M129i, vertical flying A B L E S Flying system The M72i, M82i, and M125i are flown with High quality cable must always be used. customized brackets. All other boxes - and the Cables with high capacitance, high induc-... - Page 4 is a professional rubber cable that is water tight, has low impedance, low inductance and low capaci- tance; and has as a low sulphur content that ensures minimum cable oxidation. The cable is very soft and easy to wind. For recommended cable lengths, please see table 1. Cable size/load 8 ohms 4 ohms...
- Page 5 We recommend that all 2-way top-boxes from M127i and up be crossed at 1.3 kHz. The 12” and 15” units are all optimized as mid/high units, enabling linear operation beyond the 1.3 kHz point. Crossover slopes between the low/mid units and the horn should be 24 dB Linkvitz Riley. Mach Installation Series...
- Page 6 R O S S O V E R W I R I N G This section describes the crossover wiring for new speakers beginning with serial number 7035480001. For earlier speakers, please refer to revision B of this manual, available from http://www.martin.dk/service/manuals/IS-revB.pdf.
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