XC 24C Manual Download Page 7

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2.1.4. Dispersion characteristics

The following graphs show dispersion angle over frequency of a

single cabinet plotted using lines of equal sound pressure (isobars)

at –6 dB and –12 dB.

Isobar diagram 24C horizontal

Isobar diagram 24C vertical

Isobar diagram 24C with 24C-E vertical

2.1.5. Directivity index (dB)

d&b 24C/24C-E Manual 1.2 en

Summary of Contents for 24C

Page 1: ...xC 24C 24C E Manual 1 2 en...

Page 2: ...ghts reserved Keep this manual with the product or in a safe place so that it is available for future reference When reselling this product hand over this manual to the new customer d b audiotechnik G...

Page 3: ...extender 5 2 1 3 Cardioid dispersion 6 2 1 4 Dispersion characteristics 7 2 1 5 Directivity index dB 7 2 1 6 Aiming of the beam 8 2 2 Connections 9 2 3 Operation 9 2 3 1 Controller settings 10 2 4 Tec...

Page 4: ...s as detailed in our specific Mounting instructions or in our Flying system and Rigging manuals Ensure that all additional hardware fixings and fasteners used for installation or mobile deployment are...

Page 5: ...tween 0 and 14 when using ArrayCalc adjustment in 1 increments The loudspeaker cabinets are based on an extruded aluminum profile with a metal grill protecting the front of the loudspeaker Two continu...

Page 6: ...rfaces act as an acoustic mirror That means the room is not only covered by the sound of the actual column loudspeaker but also by the sound produced by its virtual mirror source from behind In the ca...

Page 7: ...on angle over frequency of a single cabinet plotted using lines of equal sound pressure isobars at 6 dB and 12 dB Isobar diagram 24C horizontal Isobar diagram 24C vertical Isobar diagram 24C with 24C...

Page 8: ...f the cabinet Set the mark to the respective DMAX H value Example A seated audience has a typical ear height of 1 20 m 4 ft above ground level The bottom edge of the loudspeaker is at 2 70 m 9 ft abov...

Page 9: ...4 pole Phoenix Combicon connector block and the corresponding input connector cable as the 24C cabinets to allow quick and easy attachment of the extender to the 24C cabinet A detailed description of...

Page 10: ...his roll off mimics the decline in frequency response experienced when listening to a system from a distance in a typically reverberant room or auditorium CPL circuit The CPL Coupling circuit compensa...

Page 11: ...ispersion angle h x v 90 x 20 Vertical aiming of low mid beam 5 Vertical adjustment of HF array 0 to 14 Components 6 x 4 driver with neodymium magnet 6 x 1 1 dome tweeter mounted in vertical horn arra...

Page 12: ...4 lb Mounting Dual rail 8 mm T slot profile at the rear 24C loudspeaker with 24C E extender Max sound pressure 1 m free field 128 dB Nominal impedance 6 ohms Power handling capacity RMS peak 10 ms 250...

Page 13: ...rear of the cabinet undo the two countersunk screws torx T20 for the top panel 2 Slightly lift the front part of the top panel 3 Lift the back part of the top panel out of its guiding slot 4 Disconne...

Page 14: ...hown in the graphic opposite 4 Fully insert the connecting rails into the T slot profiles Ensure that no connecting wire is crushed between the edges of the cabinets Ensure that the connecting panel o...

Page 15: ...ons of the respective EC directives including all applicable amendments A detailed declaration is available on request and can be ordered from d b or downloaded from the d b website at www dbaudio com...

Page 16: ...D2618 EN 01 03 2014 d b audiotechnik GmbH www dbaudio com...