Amplifiers

Amplifier Product Line

Amplifiers

The models SA2400 and SA255 amplifiers are designed to work in concert with our full-range speakers and subwoofers to provide the optimum power and signal processing to bring laboratory-grade invisible sound to your project.

Using classic A+B amplifier architecture for proven performance, reliability and power output, these workhorse amps will ensure your Stealth speakers perform to their potential.

Amplifier Specifications

   SA2400    SA255
Type Two-Channel High-Current Amplifier with DSP optimization Monaural Subwoofer Amplifier/Crossover
Mono Power Output 350 watts @8Ω < 0.05 THD
460 watts @4Ω < 0.05 THD
250 watts @ 8 < 0.05 THD
350 watts @ 4 < 0.05 THD
Total Harmonic Distortion < 0.05 @ 460 watt @4Ω / 1 kHz <0.05 @ 1 watt 4 / 100Hz
Signal to Noise Ratio >105 dB / A weighting 20Hz-20kHz 86 dB below rated output
Low Pass Filter Pre-defined EQ curves for Stealth Acoustics LineaResponse® speakers 50Hz – 150Hz / 18 dB per octave
High Pass Filter Fixed high-pass filter @18Hz  18Hz / 30 dB per octave (fixed)
System Impedance 8Ω nominal, 4Ω minimum 8Ω nominal, 4Ω minimum
Current Draw 1080 watts @115V / 8 Ω (100Hz sine wave – both channels driven) 6.2A @ 350W/4 – 115VAC/60Hz
Width 19” (482 mm) with ears 19” (482 mm) with ears
Height 3-1/2” (89 mm) without feet 3-1/2” (89 mm) without feet
Depth 15-3/4” (400 mm) without knobs 13-5/8” (345 mm) without knobs
Weight 38 lbs. (17.2 kg) 31.3 Lbs. (14.20 kg)