Alpine S2-A36F S-Series 4-Channel Amplifier - 4x90W RMS (Hi-Res Certified)
The Alpine S2-A36F is a compact, Next-Generation S-Series 4-Channel Amplifier designed for crystal-clear sound and versatile system expansion. This amplifier is Hi-Res Audio Certified, offering an ultra-wide frequency response up to 40kHz to elevate your music's detail and fidelity.
Using Alpine's efficient Class D circuit, the S2-A36F delivers a robust 90W RMS x 4 at 2 Ohms, making it ideal for powering component or coaxial speakers, or even bridging to 180W RMS x 2 for higher-power speakers or a small subwoofer. Its small footprint and two-sided terminal layout simplify installation in tight vehicle spaces. Unique to this model is a Variable Mid-Bass EQ Circuit, allowing you to dial in extra upper-bass impact for a more dynamic audio experience.
This item is available for local pickup in Brampton. (Details)
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Features:
- Hi-Res Audio Certified: Capable of reproducing frequencies up to **40kHz** for superior audio detail and clarity.
- 4-Channel Flexibility: Powers four separate speakers (90W x 4 @ 2Ω) or two high-power speakers/subwoofers when bridged (**180W x 2 @ 4Ω**).
- Variable Mid-Bass EQ Circuit: Unique feature for this amp allows custom tuning of the mid-bass frequency for a punchier, more dynamic sound.
- Alpine Class D Amplifier Circuit: Highly efficient, powerful design in a compact form factor for minimal heat generation.
- Flexible System Integration: Features a new selectable remote turn-on circuit for easy and proper integration with factory or aftermarket head units.
- Easy Control Access: Sound controls are conveniently located on the side panel, allowing for easy adjustment of gain and crossovers after installation.
- Built-in Adjustable Crossovers: Includes selectable/adjustable High-Pass and Low-Pass filters to optimize speaker performance.
Specifications:
- Amplifier Type: 4-Channel (Class D)
- Hi-Res Audio Certified: Yes (Up to 40kHz)
- RMS Power Rating (14.4V, < 0.1% THD+N):
- 60W x 4 @ 4Ω
- 90W x 4 @ 2Ω
- Bridged Power: 180W RMS x 2 @ 4Ω
- Signal-to-Noise Ratio: >83dB
- Frequency Response: 20Hz – 40kHz
- Damping Factor: >100
- Crossovers: Built-in Selectable / Adjustable (HP/LP)
- Dimensions (W x H x D): 8.7” x 2.25” x 8.25”
- Weight: 4 lbs, 13 oz
- CTA-2006 Compliant: Yes
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