DA4125 4 x 125W Class D Power Amplifier - DSPPA Audio

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DA4125 4 x 125W Class D Power Amplifier
DSPPA Audio

This is a Class D digital amplifier designed for commercial and industrial public address applications. Rack mount design in 1U type and rated power is 4x125W

Both balanced and unbalanced line inputs are available for each channel. Balanced line output feeds to another power amplifier as well as secures the signal transmission is less noise and longer distance. 70V, 100V speaker outputs are convenient for installation when selection different speaker matching. Complete protection includes clip, short circuit, high temp and overload. With indications for power, signal, clip, protection and temperature. This product can be called 4 channel amplifier.

Features

● Multiple channels in 19” standard rack
● 70V/100V power output optional
● Fully digital with 4x125W high efficiency
● With priority input function and 100V input available
● 1 U slim design, space and cost saving
● With standby function for power saving

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Questions & Answers

  • Specifications

    Model

    DA4125

    Number of channels

    4

    Rated output power of each channel

    125WRMS

    Input sensitivity

    775mVRMS  (0dBV all balanced input 100VRMS) (100V unbalanced input)

    SNR (signal-to-noise ratio)

    >80dB (100VRMS output)

    Input impedance

    60K ohms (balanced)20K ohms (balanced priority) 100K ohms (100V unbalanced)

    Channel separation

    >70dB(1KHz)

    Frequency response

    80Hz-15kHz (±3dB normal operating conditions)

    THD (total harmonic distortion)

    <0.3 %     (1kHz normal operating conditions)

    Priority threshold

    >10mVp (priority balanced line input) >1000mVp (priority 100VRMS line input)

    Indicators

    “Protection”, “Limit”, “Clipping”, “Signal”, “70V”

    Protection

    Power-on, high temperature, DC, short circuit

    Power supply

    AC180-250V/50Hz   DC24V (rated output power -3dB)

    Overall dimensions (mm)

    （L×W×H）552×510×105         

    Machine dimension (mm)

    （L×W×H）483×435×44 (not including feet)

    Feet

    Four 6.5mm high soft plastic machine legs, can be removed as needed

    Power consumption (AC220V)

    653W

    Power consumption (DC24V)

    398.4W

    Static power consumption (AC220V)

    63.5W

    Static power consumption (DC24V)

    62.4W

    Gross weight (kg)

    8

    Net weight (kg)

    7


  • Manuals & Datasheets

    DA4125 Data Sheet

    DA4125 User Manual

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