EAW KF755 Series Owner'S Manual Download Page 31

25

M O D E L

K F 7 5 0

K F 7 5 5

Configuration

3-way, full range

3-way, full range

Powering

triamplified (MX8600 processor)

triamplified (MX8600 processor)

Drivers:

LF

(2) 12 in cones, dipolar array, vented

12 in cone, vented

MF

10 in cone, radial phase plug, horn-loaded

10 in cone, radial phase plug, horn-loaded

HF

2 in exit / 100 mm voice coil 

2 in exit / 100 mm voice coil 

compression driver on CD hornQ horn

compression driver on asymmetrical high

Enclosure Shape

trapezoidal

trapezoidal

Enclosure Materials

Baltic birch plywood

Baltic birch plywood

Finish

black, catalyzed polyurethane

black, catalyzed polyurethane

Connectors

(2) Neutrik NL8 Speakon

(2) Neutrik NL8 Speakon

Suspension Hardware

(8) 4-position fly tracks

(8) 4-position fly tracks

(4 each front and rear)

(4 each front and rear)

Grille

powder-coated perforated steel

powder-coated perforated steel

foam-backed

foam-backed

Dimensions:

Height

31.0 in / 787 mm

31.0 in / 787 mm

Width (Front)

27.0 in / 686 mm

27.0 in / 686 mm

Width (Rear)

8.8 in / 233 mm

8.8 in / 233 mm

Depth

34.0 in / 864 mm

34.0 in / 864 mm

Trapezoid Angle

15 degrees per side

15 degrees per side

Weight

See page 2

Companion Systems:

Sub Bass

SB750/SB850R / SB1000e / KF940

SB750/SB850 / SB1000e / KF940

Full Range

KF755F downfill

KF750F full-range

Accessories:

KF700 Series Caster Pallet

P/N  255049

P/N 255049

Stack Pallet

P/N 151047

P/N 151047

Cable Links

P/N 179064

P/N 179064

Shoulder Eyebolts

P/N 104013

P/N 104013

Frequency Response:

±3 dB

48 Hz to 18 kHz

48 Hz to 18 kHz

-10 dB

30 Hz

30 Hz

Recommended High-Pass Filter

(24 dB/Octave)

35 Hz

35 Hz

Axial Sensitivity (SPL @ 1 W/1 m):

LF

103 dB

99 dB

MF

109 dB

108 dB

HF

116 dB

115 dB

Impedance:

LF

(2) 8 

MF

HF

Power Handling:

LF

1200 W

600 W

MF

400 W

400 W

HF

200 W

200 W

Calculated Maximum Output (SPL @ 1 m, Peak/Long Term):

LF

139 / 133 dB

133 / 127 dB

MF

141 / 135 dB

140 / 134 dB

HF

145 / 139 dB

144 / 138 dB

Beamwidth (-6 dB)

35° H x 35° V

35° H x 35° V (0° to -35°)

Section 7

Specifications

Summary of Contents for KF755 Series

Page 1: ...K F 7 0 0 S E R I E S O W N E R S M A N U A L KF750 KF755 SB750...

Page 2: ......

Page 3: ...SystemMaintenanceandRepairTips 9 6 3 1 KF750F 9 6 3 2 KF750P 12 6 3 3 KF750P WP 14 6 3 4 KF755F 16 6 3 5 KF755P 19 6 3 6 KF755P WP 21 6 3 7 SB750F 22 6 3 8 SB750P 23 6 3 9 SB750P WP 24 Section7 Specif...

Page 4: ...qualified individuals perform work with the equipment EAW will not be liable for any damages arising from the use of equipment sold to purchaser 1 3 Important Information about Rigging Prior to suspen...

Page 5: ...INSTALLATION Have the rigging system installed and inspected by a qualified professional rigger Section 2 Unpacking 2 1 Shipping Damage You should have already visually inspected the outside of the s...

Page 6: ...0F 2 x NL8 LF1 pins 1 LF2 pins 2 MF pins 3 HF pins 4 KF750P and KF750P WP 2 x 4 terminal Barrier Strips LF1 bottom strip terminals 1 and 2 LF2 bottom strip terminals 3 and 4 MF top strip terminals 1 a...

Page 7: ...es The KF750 horn designs draw heavily from the SimplePhase horns used in the KF900 Series in order to achieve more seamless coverage between arrayed enclosures The low frequency section uses multiple...

Page 8: ...eria truly addresses system performance in four dimensions This four dimensional design approach is VA4 technology 4 1 6 WEATHER PROTECTED WP MODELS The KF700P WP and SB750P WP models are weather prot...

Page 9: ...P and KF750P WP 2 x 4 terminal Barrier Strips LF1 bottom strip terminals 1 and 2 LF2 bottom strip terminals 3 and 4 MF top strip terminals 1 and 2 HF top strip terminals 3 and 4 KF755F 2 x NL8 Pins 1...

Page 10: ...3 for information regarding rigging and suspending KF700 Series loudspeakers KF700 P and P WP Series installation versions utilize internal steel angles to provide a total of sixteen 16 3 8 16 thread...

Page 11: ...l delay settings to provide a coherent sum of the loudspeaker outputs in the balcony Thus two rows of inverted KF755s require four processing outputs per side A more efficient though slightly more com...

Page 12: ...m 8 ohms 14 AWG 16 MWG 50 100 ft 15 30 m 8 ohms 12 AWG 20 MWG 100 200 ft 30 60 m 8 ohms 10 AWG 25 MWG Over 200 ft 60 m 8 ohms Not recommended 0 50 ft 0 15 m 4 ohms 12 AWG 20 MWG 50 100 ft 15 30 m 4 oh...

Page 13: ...of enclosures should be rolled up or down ramps with up to a 10 slope Do not stack enclosures if the slope of the ramp is greater than 10 5 6 2 TRUCK PACKING Smaller straight trucks typically have 90...

Page 14: ...Defects in or damage to the exterior appearance of EAW products are specifically excluded from this warranty In no event shall EAW be liable for incidental or consequential damages Repairs and or modi...

Page 15: ...hnician Improper maintenance may cause serious injury damage to the loudspeaker and or void the warranty 6 3 1 KF750F LOUDSPEAKER PROCEDURE 6 3 1 1 Accessing the Woofer Chamber Remove the grille and g...

Page 16: ...net NOTE The high frequency diaphragm is not self aligning Its replacement requires a signal tone generator for alignment Please contact our factory for further details 6 3 1 3 Removing the Two Woofer...

Page 17: ...rrows Do not discard hardware After removing the 10 mounting screws carefully move the doghouse away from the cabinet The internal electrical leads that connect the components are short in length and...

Page 18: ...5 Removing the Phase Plug Assembly Remove the 4 phillips head screws lock washers and flat washers This assembly is heavy and must be supported during removal Do not discard the mounting hardware 6 3...

Page 19: ...cess the mid frequency driver phase plug assembly disconnect the doghouse Remove the 22 phillips head screws that attach the doghouse to the cabinet The 18 side mounting screws 9 per side indicated by...

Page 20: ...n 6 3 1 6 6 3 2 7 Reinstallation of KF750P components To reinstall any of the components mentioned in this section reverse the appropriate disassembly instructions 6 3 3 KF750P WP LOUDSPEAKER PROCEDUR...

Page 21: ...5 32 ALLEN HEAD WRENCH Care must be taken when handling the wire mesh it can easily cut into the skin The wire mesh is held in place by double sided black foam tape Separate the wire mesh from the cab...

Page 22: ...Phase Plug Assembly Refer to Section 6 3 1 5 6 3 3 6 Disassembling the Phase Plug Assembly Refer to Section 6 3 1 6 6 3 3 7 Reinstallation of KF750P WP Components To reinstall any of the components me...

Page 23: ...the black lead from the black pushbutton connector on the back of the driver Lift the horn assembly away from the cabinet 6 3 4 3 Removing the Woofer The woofer should rest in the lower half of the c...

Page 24: ...t connect the components must be handled carefully Disconnect the two electrical connectors indicated below by the arrows Remove the 2 leads from the phase plug assembly the yellow lead from the red p...

Page 25: ...nd grille foam Remove the 16 phillips head screws that hold the grille and grille foam to the cabinet During removal hold the grille and grille foam in place This prevents the grille foam from tearing...

Page 26: ...ghouse Remove the 22 phillips head screws that attach the doghouse to the loudspeaker cabinet The 18 side mounting screws 9 per side are 5 8 long and the 4 back mounting screws are 1 1 4 long After re...

Page 27: ...ws and washers Rollong up the Wire Mesh Refer to Section 6 3 3 1 6 3 6 2 Removing the High Frequency Horn Assembly Refer to Section 6 3 4 2 6 3 6 3 Removing the Woofers Refer to Section 6 3 4 3 6 3 6...

Page 28: ...20 X 1 LG BLACK 104023 ONLY 8 SHOWN USE 5 32 ALLEN HEAD WRENCH 18X GRILLE WASHERS 1 4 NYLON BLACK 105065 ONLY 8 SHOWN 6 3 7 SB750F LOUDSPEAKER PROCEDURE 6 3 7 1 Accessing the Woofer Chamber Remove the...

Page 29: ...f the SB750F Components To reinstall any of the components mentioned in this section reverse the appropriate disassembly instruction 6 3 8 SB750P LOUDSPEAKER PROCEDURE 6 3 8 1 Accessing the Woofer Cha...

Page 30: ...can easily cut into the skin During removal hold the grille grille foam and wire mesh in place This prevents the grille foam from tearing Remove the16 grille mounting screws with a phillips head screw...

Page 31: ...m backed Dimensions Height 31 0 in 787 mm 31 0 in 787 mm Width Front 27 0 in 686 mm 27 0 in 686 mm Width Rear 8 8 in 233 mm 8 8 in 233 mm Depth 34 0 in 864 mm 34 0 in 864 mm Trapezoid Angle 15 degrees...

Page 32: ...800 992 5013 508 234 6158 fax 508 234 8251 web www eaw com T h e L a w s o f P h y s i c s T h e A r t o f L i s t e n i n g EAW is the worldwide technological and market leader in the design and manu...

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