Alpine R2-A60F

Performance & Power

• RMS Power Output (CTA-2006 Compliant):
  • 100 watts × 4 channels at 4 ohms
  • 150 watts × 4 channels at 2 ohms
  • 300 watts × 2 channels bridged at 4 ohms
• Frequency Response:
  • 10 Hz – 45 kHz (+0/-3 dB, 1W into 4Ω)
  • 20 Hz – 20 kHz (+0/-1 dB, 1W into 4Ω)
• Signal-to-Noise Ratio:
  • 80 dBA (at 1 watt into 4Ω)
  • 100 dB (at rated power output, 4Ω)
• Total Harmonic Distortion: ≤1% at rated power
• Minimum Impedance: 2 ohms (unbridged), 4 ohms (bridged)
• Input Voltage: 14.4V

Physical Dimensions

• Dimensions:
  • Width: 11-1/8 inches (11.12″)
  • Height: 2-3/16 inches (2.14″)
  • Depth: 6-15/16 inches (6.92″)
• Fuse Rating: 30A × 2
• Recommended Power/Ground Wire: 4-gauge

Amplifier Design

• Amplifier Class: Class D (high efficiency design)
• Built-in DSP: No
• Cooling: No fan (passive cooling)
• Construction: Premium components including:
  • High-efficiency transformers
  • Low-noise custom capacitors
  • Dual “Sierra” feedback/correction circuitry

Controls and Settings

• Gain Controls
  • Independent rotary gain controls for Channels 1/2 and 3/4
  • Input Sensitivity:
    • Line level: 0.2 volts to 4.0 volts
    • Speaker level: 0.5 volts to 10 volts
• Input Configuration
  • Input Level Switch: Hi (speaker level) or Lo (line level)
  • Input Channel Switch:
    • 1/2 position: 2-channel input duplicated to all outputs
    • 3/4 position: 4-channel source input
• Crossover Controls
  • Channels 1/2 (4-position switch):
    • Off: Full range output
    • HP: High Pass filter (50-400 Hz, 12dB/octave)
    • LP: Low Pass filter (50-400 Hz, 12dB/octave)
    • HP-H: High Pass filter for tweeters (400-6000 Hz, 12dB/octave)
  • Channels 3/4 (4-position switch):
    • Off: Full range output
    • HP: High Pass filter (50-400 Hz, 12dB/octave)
    • LP: Low Pass filter (50-400 Hz, 12dB/octave)
    • BP: Band Pass filter:
      • High Pass: 50-400 Hz
      • Low Pass: 400-6000 Hz
• Turn-On Options
  • 2-way switch:
    • REM: Remote turn-on lead from head unit
    • DC: Automatic activation by DC voltage from speaker-level inputs

Connections

• Power/Ground Terminals: Set-screw terminals (accept up to 4-gauge wire)
• Remote Turn-on Terminal: Set-screw terminal (accepts up to 8-gauge wire)
• Speaker Output Terminals: Four pairs of set-screw terminals (accept up to 10-gauge wire)
• Signal Inputs:
  • Two pairs of RCA jacks (Channel 1/2 and Channel 3/4)
  • Compatible with line-level or speaker-level signals
  • Speaker-level inputs require RCA adapter cables (not included)
• Remote Control Port: RJ-25 jack for optional RUX-KNOB.2 wired remote (adjusts Channels 3/4 output level)

Applications

• Hi-Res Audio Systems: Ideal for systems playing high-resolution audio files
• Component Speaker Systems: Flexible crossovers allow powering tweeters, midrange, and subwoofers
• Factory Integration: Speaker-level inputs and auto-sensing turn-on for factory system integration
• Alpine Speaker Match: Perfect power match for Alpine’s R-Series speakers

System Configuration Examples

• Full System Setup: Front channels power component speakers (R2-S65C), rear channels power coaxial speakers (R2-S65)
• Front Stage + Subwoofer: Front channels power component speakers, bridged rear channels power a subwoofer
• Active Component Setup: Channels 1/2 power tweeters with HP-H setting, Channels 3/4 power midbass drivers with HP setting
• Bi-amping Components: All four channels power component speakers (separate tweeter/midbass amplification)
• Maximum Power Output: Bridged configuration powers high-end component speakers with 300W per channel

Key Benefits

• Hi-Res Audio Compatibility: Extended frequency response captures all the details in high-resolution recordings
• Class D Efficiency: High power output with minimal heat generation
• Flexible Integration: Multiple crossover options for various system configurations
• Factory Integration: Speaker-level inputs and auto turn-on for easy OEM upgrades
• Compact Design: Fits in tight installation spaces
• Advanced Crossover Network: Eliminates the need for external crossovers in many applications
• Component System Ready: HP-H setting specifically designed for powering tweeters
• Thermal Protection: Built-in circuitry prevents damage from overheating