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SM Professional

XPA 40

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Power
4000 WATTS
Channels
2 Channels

The SM Professional XPA 40 is a high power amplifier with a Thermal Management System (TMS) – our innovative temperature-controlled gain variation technology integrated into the circuitry.

Features

  • Professional-grade high-power stereo amplifier.
  • Built-in crossover and bass boost switch.
  • High-quality balanced XLR and ¼” stereo jack input connectors.
  • 3 switchable operational modes: stereo, mono, and bridge.
  • High-current toroidal transformers with high-endurance cores for greater transient response and low-noise even at 2Ω.
  • Sensitivity (0.775V or 1.2V) selection switch allows flexibility in connection of input sources.
  • The Limiter switch provided protects the speakers from damage due to distorted input signals.
  • Responsive rotary volume control knobs.
  • Low THD and high damping factor for excellent sound quality.
  • High-quality glass epoxy, double-sided PTH PCBs, and high-grade components ensure reliability even in tough ambient environs.
  • Intelligent cooling using low-noise variable speed fans and direct-mounted over-designed heatsinks.

Specifications, Q&A and videos

XPA 40 technical specifications
SeriesXPA Series
2 Ω (True RMS),20Hz-20kHz,1% THD2 x 2000 W
2 Ω (EIA), 1kHz , 1%THD2 x 3000 W
4 Ω (True RMS),20Hz-20kHz,1% THD2 x 1400 W
4 Ω (EIA), 1kHz , 1%THD2 x 2100 W
8 Ω (True RMS),20Hz-20kHz,1% THD2 x 850 W
8 Ω (EIA), 1kHz , 1%THD2 x 1200 W
4 Ω (True RMS), 20Hz-20kHz, 1% THD4000 W
8 Ω (True RMS), 20Hz-20kHz, 1% THD2800 W
Damping factor (8 Ω)>400:1
Frequency Range20Hz-20kHz (± 0.5dB)
ProtectionTemperature, DC, RFI, short circuit, soft-start, overload
Input Connector (Per Channel)XLR, jack stereo 6.3mm
Output Connector (Per Channel)Speakon and Binding Post
Dimensions (W x D x H) mm484 x 575 x 133 (3U)
Net Weight (Kg)33
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