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prs-nco3-network-controller-2374

PRS‑xBxxx Basic amplifier

  • High efficiency class-D amplifier channel(s)
  • Switched mode power supply
  • Local audio inputs
  • Mains and battery operation
  • Complete supervision
  • Hotline/Zalo/Viber hỗ trợ : 096 971 6035 - 098 330 1700 - 028 3838 1269
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    PRS‑xBxxx Basic amplifier

    Mains power supply
    Voltage 115/230 VAC ±10%, 50/60 Hz
    Power consumption Pmax -3 dB* / idle** / standby
    PRS-1B500 450 / 52 / 17 W
    PRS-2B250 378 / 46 / 18 W
    PRS‑4B125 395 / 62 / 16 W
    PRS‑8B060 400 / 80 / 16 W
    * Alarm tone level** With pilot tone 15 V
    Battery power supply
    Voltage 48 VDC -10% to +20%
    Power consumption Pmax -3 dB* / idle** / standby
    PRS-1B500 365 / 34 / 6 W
    PRS-2B250 370 / 38 / 6 W
    PRS‑4B125 375 / 48 / 9 W
    PRS‑8B060 385 / 62 / 10 W
    * Alarm tone level** With pilot tone 15 V
    Performance
    Frequency response 60 Hz to 19 kHz (-3 dB)
    80 Hz to 19 kHz (-3 dB, PRS‑8B060)
    Total harmonic distortion <0.3% (1kHz) at 50% of rated power
    Cross talk -70 dB (1 kHz) nominal (only multichannel)
    Signal‑to‑noise ratio >85 dB with pilot tone off
    Line inputs
    Local audio input 0 dBV (symmetrical)
    Speaker outputs PRS-1B500
    Rated load resistance 20 ohm (100 V); 10 ohm (70 V)
    Rated load capacitance 250 nF (100 V); 500 nF (70 V)
    Rated output power    500 W (1 min. at 55 °C)
    250 W (30 min. at 55 °C, cont. at 30 °C)
    125 W (cont. at 55 °C)
    Speaker outputs PRS-2B250
    Rated load resistance 40 ohm (100 V); 20 ohm (70 V)
    Rated load capacitance 125 nF (100 V); 250 nF (70 V)
    Rated output power (per channel)    250 W (1 min. at 55 °C)
    125 W (30 min. at 55 °C, cont. at 30 °C)
    60 W (cont. at 55 °C)
    Speaker outputs PRS-4B125
    Rated load resistance 80 ohm (100 V); 40 ohm (70 V)
    Rated load capacitance 60 nF (100 V); 125 nF (70 V)
    Rated output power (per channel)    125 W (1 min. at 55 °C)
    60 W (30 min. at 55 °C, cont. at 30 °C)
    30 W (cont. at 55 °C)
    Speaker outputs PRS-8B060
    Rated load resistance 160 ohm (100 V); 80 ohm (70 V)

    PRS‑xBxxx Basic amplifier

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