Alpine SPX-177R

Power Features

• Peak Power 300W
• RMS Power 75W
• Frequency Response: 35Hz - 60kHz

Woofer Features

• Wood Fiber Cone & Phase Integrated Dust Cap
• Non-Resonant Suspension Coupling (NRSC) with Reinforced Edge
• Low Resonance Multi-Roll Surround (LRMS)
• Braided Low-DCR Tinsel Leads
• Custom Cast Aluminum Frame
• Integrated Spider Landing & Vented Heat Transfer Plate
• FEA Optimized CRC T-Drive Motor Structure
• Airflow Optimized Dual-Flare Pole Vent
• High Quality Synthetic Black Spider
• Single Voice Coil Design, 4-Layer Copper Clad Aluminum (CCA) Wire on Glass Fiber Bobbin
• High Grade Strontium Ferrite Magnet
• Gold Plated Terminals
• Snap Fit Mounting System

Tweeter Features

• 28mm (1") Ring Radiator Diaphragm with Wave Guide
• 19mm Voice Coil, Copper Clad Aluminum (CCA) Wire on Aluminum Bobbin
• Periphery Venting System into Cast Aluminum Tuned Chamber with Integrated Heatsink
• Low Distortion Motor Structure with High Grade Neodymium Magnets and Copper Shorting Cap
• Twist Lock Installation Ring with Compact Swivel System

Network Features

• Phase Coherent Design
• Integrated Level/Axis Adjustment
• Tweeter Protection Circuit
• Bi-Amp/Bi-Wire Capable
• 3-Way/Dual Midbass ready
• Ultra-High Grade Passive Components (Metallized Poly Capacitors, Heavy Gauge Air Core Inductors, Low Tolerance Heatsink Resistors, OFC Circuit Board Traces)
• Gold Plated Terminals and Connection Jumpers
• Network Features