幸运飞艇7码走势

DPA 4.2

幸运飞艇7码走势4-channel digital processing amplifier for cinema

  • DPA4.2 Front View

Features

  • Total power up to 5,000 watts
  • Flexible Amplifier Summing Technology™ (FAST) drives most any loudspeaker system or configuration by distributing total amplifier power across one, two, three or all four channels.
  • Full function onboard loudspeaker processing DSP with Crossover and Parametric EQ Filters, Limiting and Alignment Delay eliminate the need for outboard loudspeaker processors.
  • PowerLight universal switchmode power supply with PFC for highest effiency, improved audio performance, and low heat dissipation.
  • Preset Wizard simplifies amplifier setup providing system design tools and loudspeaker selection from a list of speakers.
  • Powerful Intrinsic Correction™ processing maximizes the sonic performance of QSC loudspeakers.
  • 20 Factory Preset configurations that can be modified and stored in the 50 User Presets.
  • Integrated front panel with channel Select and Mute buttons, Input and Output LED Metering, 400x240 LCD, intuitive navigation buttons, LED power button and indicator, and cast aluminum handles.
  • GPIO for additional functionality including a heartbeat output for Life-Safety supervision.
  • Four Input Euroblock connectors, and four Euroblock touch-proof Speaker connectors.

Power Specifications

  DPA4.2 DPA4.3 DPA4.5
  Peak  Continuous Peak Continuous Peak Continuous
4 Independent Channels
A, B, C, D

500 W 400 W 900 W 625 W 1200 W 1150 W
 4Ω 700 W 400 W 1400 W 625 W 2000 W 1250 W
 2Ω 625 W  325 W 1200 W 625 W 1600 W 625 W
2 Channel BTL Bridged
A+B or C+D
Doubles Voltage

1200 W 800 W 2400 W 1250 W 4000 W 2250 W
1500 W 600 W NR* NR* NR* NR*
NR* NR* NR* NR* NR* NR*
2 Channel Parallel
AB or CD
Doubles Current

500 W 400 W 1300 W 1150 W 1250 W 1150 W
950 W 800 W 2000 W 1250 W 2400 W 2250 W
1200 W 800 W 2500 W 1250 W 4000 W 2100 W
1 Channel 3CH Parallel
ABC
Triples Current

500 W 400 W 1400 W 1150 W 1400 W 1150 W
950 W 800 W 2400 W 2000 W 2500 W 2400 W
1800 W 1200 W 3500 W 2500 W 4500 W 4100 W
1 Channel Bridged/Parallel
AB+CD
Doubles Current and Voltage

1600 W 1500 W 3500 W 2500 W 4500 W 4200 W
2500 W 1600 W 5000 W 2500 W 7500 W 4200 W
NR* NR* NR* NR* NR* NR*
1 Channel 4CH Parallel
ABCD
Quadruples Current

500 W 400 W 1400 W 1150 W 1600 W 1150 W
1000 W 800 W 3000 W 2500 W 3000 W 2300 W
1700 W 1600 W 5000 W 2500 W 5300 W 4200 W

NR* = Not Recommended due to excessive current draw
BOLD = Optimal configuration fo rthe load and channel count

General Specifications

 

DPA4.2

DPA4.3

DPA4.5

幸运飞艇7码走势typical distortion

幸运飞艇7码走势0.01 - 0.06%

maximum distortion

 1.0%

幸运飞艇7码走势frequency response

20 Hz - 15 kHz +/- 0.2 dB
20 Hz - 20 kHz +0.2 dB / -0.7 dB

noise

unweighted output unmuted

weighted output muted

 

-101 db

-109 db

gain (1.2v setting)

34.0 db

38.4 db

38.4 db

damping factor

>150

>150

>150

input impedance

>10k, balanced or unbalanced

幸运飞艇7码走势maximum input level

幸运飞艇7码走势(3.9v setting)

(1.2v setting)

 

12.28v (+24 dbu)

3.88v (+14 dbu)

amplifier and load protection

short circuit, open circuit, thermal, rf protection. on/off muting, dc fault shutdown, active inrush limiting, input current limiting

幸运飞艇7码走势ac power input

幸运飞艇7码走势universal power supply 100 - 240 vac, 50 - 60 hz

agency approvals

ul, ce, rohs/weee compliant, fcc class a (conducted and radiated emissions)

Controls, Indicators and Connections

 

DPA4.2

DPA4.3

DPA4.5

幸运飞艇7码走势controls and indicators (front)

power  • channel mute buttons • channel select buttons • channel input signal and clip led indicators •

幸运飞艇7码走势channel output and limit led meters • home, enter, exit, gain navigation buttons • control knob

controls and indicators (rear)

幸运飞艇7码走势ac power disconnect

ac power disconnect

幸运飞艇7码走势ac power disconnect

input connectors

3-pin euroblock

3-pin euroblock

3-pin euroblock

output connectors

2-pin euroblock speaker

2-pin euroblock speaker

2-pin euroblock speaker

Weights and Dimensions

 

DPA4.2

DPA4.3

DPA4.5

幸运飞艇7码走势dimensions (hwd) inches

幸运飞艇7码走势3.5 x 19 x 12

3.5 x 19 x 16

3.5 x 19 x 16

幸运飞艇7码走势dimensions (hwd) mm

89 x 482 x 305

89 x 482 x 406

89 x 482 x 406

幸运飞艇7码走势weight, net / shipping

18.5 lb (8.4 kg) / 22 lb (10.0 kg)

21.0 lb (9.5 kg) / 25 lb (11.3 kg)

幸运飞艇7码走势22.0 lb (10.0 kg) / 26 lb (11.8 kg)

carton contents

locking iec cable, quick start guide, usb cable

幸运飞艇7码走势specifications are subject to change without notice.

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