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QSC SPA4-100
100W - 4-Channel Energy Star Power Amplifier

OUR PART #:  SPA4-100

The QSC SPA4-100 is a four channel amplifier delivers 100 watts rms per channel into 4 or 8 ohms; the four channels can also be bridged in pairs...
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Our Price: $870.00

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QSC SPA4-100
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The QSC SPA4-100 is a four channel amplifier delivers 100 watts rms per channel into 4 or 8 ohms; the four channels can also be bridged in pairs, each pair providing up to 200 watts rms into 4 or 8 ohms. The SPA4-100 bridged pair channels can be switched into 70V or 100V direct drive mode providing up to 350 watts rms into a 70V or 100V output; when in 70V or 100V mode the 80Hz highpass filter is automatically engaged.

QSC SPA4-100 Features:

  • Up to 200 watts per channel into 4 and 8 ohms — the outputs of the SPA4-100 model are designed to provide up to 100 watts per channel into Low-Z loads.
  • ENERGY STAR® qualified amplifier - The ENERGY STAR qualified SPA amplifiers employ an efficient class-D design to conserve energy and reduce operational cost.
  • Bridgeable outputs for higher power — Bridgeable outputs for higher power - Bridging the outputs of the SPA4-100 will deliver up to 350 watts into 70V or 100V when bridged.
  • Auto-Ramp provides quiet startup and power-down — The ENERGY STAR auto-ramp circuitry ensures quiet and fast power up from standby and seamless power-down following 25 minutes of inactivity, dramatically reducing power consumption.
  • Rack-mountable 1U, half rack width enclosure — The SPA amplifers can bemounted in 1 RU, 1/2 rack space, and their clever joining brackets enable easyunder-table and wall-mounting

QSC SPA4-100 Specifications:

  • Signal to Noise (A weighted, 20 Hz-20 kHz): >100dB
  • Input Sensitivity: 1.23 Vrms (+4 dBu)
  • Maximum Voltage Gain: 25.0 dB
  • Ouput Circuitry: Class D
  • Input Impedance: >10 kOhm (balanced), >10 kOhm(unbalanced)
  • Maximum Input Level:  12.3V (+24 dBu)
  • Highpass Filter: Switchable 80 Hz when Bridged in 70V& 100V
  • Front Panel Indicators: Power, per channel Signal,per channel Protect/Limit
  • Dimensions (HWD) inches: 1.7 x 8.7 x 9.5 / 1RU (43 x 220 x 241 mm / 1RUmm)
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