750-LFC Meyer Sound -Giá Call

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Meyer Sound
  • 750-LFC Meyer Sound
750-LFC Meyer Sound

 

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ACOUSTICAL1

Operating Frequency Range2

35 Hz 125 Hz

 

Frequency Response3

 

37 Hz 110 Hz ±4 dB

 

Phase Response

 

43 Hz 110 Hz ±30°

 

Linear Peak SPL4

 

130.5 dB with crest factor >9 dB (M-noise), 130.5 dB (pink noise), 132 dB (B-noise)

COVERAGE

 

360° (single unit); varies with number of units and configuration

TRANSDUCERS

Low Frequency

One 15-inch, dual-coil, long-excursion cone driver; 2 Ω nominal impedance

AUDIO INPUT

Type

Differential, electronically balanced

 

Maximum Common Mode Range

 

±15 V DC, clamped to earth for voltage transient protection

 

Connectors

 

XLR 3-pin female with male loop. Optional 5-pin connectors to accommodate both balanced audio and RMS signals

 

Input Impedance

 

10 differential between pins 2 and 3

 

 

 

 

Wiring5

 

Pin 1: Chassis/earth through 1 kΩ, 1000 pF, 15 V clamped network to provide virtual ground lift at audio frequencies

Pin 2: Signal (+) Pin 3: Signal (–) Pin 4: RMS

Pin 5: RMS

 

Case: Earth ground and chassis

 

Nominal Input Sensitivity

 

6.0 dBV (2.0 V rms) continuous is typically the onset of limiting for noise and music

 

Input Level

Audio source must be capable of producing +20 dBV (10 V rms) into

 

600 Ω to produce the maximum peak SPL over the operating bandwidth of the loudspeaker

AMPLIFIER

Type

2-channel, open-loop, class D

 

Total Output Power6

 

3100 W peak

 

THD, IM, TIM

 

< 0.02%

 

Cooling

 

Convection

AC POWER

Connectors

powerCON 20 input with loop output

 

Automatic Voltage Selection

 

90–265 V AC; 50–60 Hz

 

Safety Agency Rated Voltage Range

 

100–240 V AC, 50–60 Hz

 

Turn-on and Turn-off points

 

Turn-on: 90 V AC; Turn-off: none; internal fuse protection above 265 V AC

CURRENT DRAW

Idle

0.39 A rms (115 V AC), 0.38 A rms (230 V AC), 0.42 A rms (100 V AC)

 

Maximum Long-Term Continuous

 

5.3 A rms (115 V AC), 2.7 A rms (230 V AC), 6.2 A rms (100 V AC)

 

Burst (<1 sec)7

 

9.2 A rms (115 V AC), 4.4 A rms (230 V AC), 10.7 A rms (100 V AC)

 

Maximum Instantaneous Peak

 

15.3 A peak (115 V AC), 7.8 A peak (230 V AC), 18 A peak (100 V AC)

 

Inrush Current

 

< 20.0 A peak

RMS NETWORK (OPTIONAL)

 

Two-conductor, twisted-pair network, capable of reporting all operating parameters of amplifiers to system operator’s host computer.


Liên Hệ

  • Mr.Kiên
  • Mr.Tín
  • Mr.Trọng
  • Mr.Vũ
  • Ms.Hue
  • Mr.Quang
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