Sound Blast Sylvester SB-M150S

The Sound Blast Sylvester SB‑M150S is a compact, high-efficiency subwoofer amplifier module designed to deliver powerful bass with minimal space requirements. Built for custom audio installations, this module integrates seamlessly with active subwoofer systems or OEM enclosures. Its slim profile, thermal protection, and precise bass tuning controls make it ideal for enhancing low-frequency performance in vehicles or small audio setups.

Model: Sound Blast Sylvester SB‑M150S

Amplifier Type: Mono channel Class D (subwoofer optimized)

Power Handling:

Up to 150 W RMS continuous

Peak power handling up to ~200 W

Frequency Response: 20 Hz – 200 Hz (tailored for sub-bass output)

Signal-to-Noise Ratio (SNR): ≥ 90 dB for clean output fidelity

Total Harmonic Distortion (THD): ≤ 0.1% at rated load

Input Sensitivity: Adjustable from 100 mV to 4 V (RCA or speaker-level input)

Crossover Controls:

Variable low-pass filter (adjustable 40 Hz–200 Hz)

Bass Boost: +0 to +12 dB at approximately 45 Hz

Cooling & Protection:

Passive aluminum heatsink with soft-touch surface

Built-in thermal overload protection and short/over-voltage safeguards

Connections:

RCA inputs and bypass

Speaker-level input option (suitable for factory system integration)

Power Source: 12 V DC automotive power supply

Fuse Recommendation: ~30 A inline fuse requirement

Dimensions: Compact form factor—approx. 150 × 100 × 40 mm, weighing around 0.8 kg

Mounting: Side- or surface-mounting provision with rubber vibration isolation pads

150 W RMS mono output—perfect for a single subwoofer without distortion.

Space saving Class‑D design delivers efficient power in a small form factor.

Excellent low-frequency performance perfect for bass-heavy audio setups.

In-built protection circuits guard against over-current, overheating, and short-circuits.

Hassle free installation and minimal wiring make it user-friendly for car installations.

(Inferred from typical setup for this type of amp)