MachineU > China Products > Consumer Electronic > Home Audio, Video & Accessories > Amplifiers
Digital amplifier
Digital amplifier
Specifications
Model Number :
A4
Description

Comparing to the old digital amplifier, the new one is in an cost effective amplifier with high power output. What makes it happen? That a spectacular circuit with high rail voltage to drive ic makes the amplifier work stable in high power for long time. With innovative design, you can enjoy the power all time.

Spec.

SPECIFICATIONS 　 　
STEREO MODE A2 A 3 A 4 A 6 A 8
8ohms (RMS/THD 1%) 250Wx2 350Wx2 450Wx2 650Wx2 800Wx2
4ohms (RMS/THD 1%) 400Wx2 600Wx2 700Wx2 1000Wx2 1200Wx2
Signal to Noise >95dB
Input Sensitivity 1.1v
Gain @ 8homs 38dB
Output Circuitry CLASS D UN-BRIDGED
Minium Load 1.3ohm
Distortion Less than 0.02%
Frequency Response 10Hz-40KHz @ 8ohms ±0.5dB
Damping Factor (@100Hz) >600
Input Impedance Balanced 20K/ Unbalanced 10K
Switching Rate 50V/us
High Filter n/a
Cooling Variable-speed fan, rear-to-front air flow
Input Connectors, each channel XLR male & female
Output Connectors, each channel speakon
Rear Panel Swithches mono/stereo
Front Panel Controls Gain Attenuator: 0 to ∞ dB Power On/Off
Front Panel Indicators Protect (PRO),CLIP (CLIP),Signal (SIG) and Active (Act)
Protection 　 　 　 　 　
Amplifier Protection Full short circuit, thermal, infrasonic, ultrasonic,VHF,vol.gain gradually
Load Protection DC fault power supply,switching power supply under voltage
Infrasonic -3 dB, 5 Hz
DC fault Power supply shutdown
Ultrasonic -3 dB, 85 kHz
Short Circuits active clip limiting, recover after limiting
Thermal no output at 95°C, re-work less than 95°C
Over Current auto limit
PHYSICAL 　 　 　 　 　
SHIPPING WEIGHT (kgs) 7 8

Product tags

what is a digital amplifier

,

full digital amplifier

,

sound digital amplifier
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Product Detail
Model Number :
A4
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Digital amplifier

LEX AUDIO LTD

Active Member
9 Years
guangdong, guangzhou
Since 2009
Business Type :
Manufacturer
Main Products :
class d amplifier, audio amplifier, digital amplifier
Total Annual :
$1,000,000-$5,000,000
Employee Number :
50~100
Certification Level :
Active Member
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