Network Power Amplifier


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Product Features

■ Class-D amplifier, using SMPS power
    There is a built-in protection circuit against amplifier overheating, output short circuit, overload, DC output, and power failure.

■ Support power supply for emergency broadcasting (DC 24V)
    In case of power outage, it is operated by battery for emergency broadcasting (DC 24V).

■ Integrated with Main controller
    The system can be configured in conjunction with the main controller.

■ Provides various outputs and channels depending on the installation environment
    240W: NPA-240S (1CH), NPA-240D (2CH), NPA-240Q (4CH)
    480W: NPA-480S (1CH), NPA-480D (2CH)

■ Supports various contact input/output
    It supports various contact input/output for scenario broadcasting.

■ Status display LED / input signal level meter

    the user can check the operation status or failure of the product in real time.

■ Supports Line Check and Earth Fault functions for amplifier/speaker protection
    The reliability of the product is increased by periodically checking the condition of the speaker line.

Product specification

Rated Output Power 240W x 1CH240W x 2CH240W x 4CH480W x 1CH480W x 2CH
Output Level / Impedance100V/41.66Ω100V/20.83Ω
Input Sensitivity5 dBV
THD (Rated Power, 1kHz)Less than 1%
S/N (20kHz LPF,A-wtd)More than 85dB
Frequency Response  (±3dB, 1W)20~20kHz
NetworkEthernet 100/1000 Base-T (RJ-45)
Operating Temperature-10℃~40℃
Operating PowerAC 220-240V, 50/60Hz, DC 24V
Power Consumption135W140W280W135W240W
Weight (SET)8.4kg/18.5lb8.9kg/19.6lb10kg/22lb8.4kg/18.5lb9.8kg/21.6lb
Dimensions (SET)482(W) x 88(H) x 454(D)mm/19(W) x 3.5(H) x 17.9(D)in