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Alpine

Alpine R2-S652

Alpine R2-S652

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Next-Generation R-Series Pro 6-1/2" component speaker system

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About the Alpine R2-S652

Your entry to high-res audio

Enjoy the details in your favorite high-resolution audio files with this set of Next-Generation R-Series component woofers, tweeters, and external crossover systems. Using technology developed for their flagship F#1 Status Series, Alpine built these speakers to be fun for enthusiasts interested in high-resolution audio playback. Their ultra-wide frequency response ensures a detailed, authentic sound, and thanks to power-handling up to 100 watts RMS, you can play 'em loud! 

Minimal distortion

Alpine optimizes their R2-S652 6-1/2" 2-way component speaker system for near-perfect sound from premium sources. The woofer's combination of a highly rigid aluminum frame and a lightweight glass-fiber reinforced woofer cone helps minimize distortion. The high-amplitude multi-roll surround maximizes impact while maintaining linearity, so you'll get punch with minimal distortion. And speaking of a little more punch, the woofer's ferrite magnet and large motor structure will pump up the mid-bass in your music.

Equipped for pros

All the exquisite detail you need is handled by the 1" magnesium hard dome tweeters, which contribute to the "loud and fun" sound associated with Alpine's R-Series. Because tweeters can be challenging to install, Alpine provides a threaded removable housing and a swivel-mount design, so you'll have helpful options. Plus, you'll get robust external crossovers to ensure your speakers receive the right frequencies to perform at their very best.

Product highlights:

  • 3-way component speaker system
  • 6-1/2" glass-fiber woofer cone with High-Amplitude Multi-Roll surround
  • 1" magnesium hard dome tweeter
  • external crossover systems
  • handles up to 100 watts RMS (300 watts peak power)
  • frequency range: 65-40,000 Hz
  • warranty: 1 year
  • MFR # R2-S652
  • Item # 500R2S652
  • California customers: Please click here for your Proposition 65 WARNING.

What's in the box:


If you need assistance accessing this owner's manual, please give us a call.
  • 2 Woofers
  • 2 Woofer grilles
  • 2 Tweeters (each has an attached 30" length of wire terminated with quick slides)
  • 2 Crossovers
  • 2 Tweeter grilles (installed)
  • 2 Flush mount housings (with tweeters installed)
  • 2 Flush mount retention rings
  • 2 Angled surface mount housings
  • Two 45" Tweeter wire extensions
  • 2 Self-adhesive pads
  • Eight 1-1/8" Screws
  • Four 5/8" Screws
  • Eight 3/4" Screws
  • 8 Large speed-clips
  • 4 Small speed-clips
  • Warranty information
  • On-line product registration information
  • Important Notice
  • Template and specs on box

Features & specs

General
Speaker Size 6 1/2
Driver Design 2-way
Woofer Design Cone
Woofer Material Glass-Fiber
Woofer Surround Rubber
Midrange Design ---
Midrange Material ---
Tweeter Design Dome
Tweeter Material Magnesium
Super Tweeter Design ---
Super Tweeter Material ---
Impedance (Ohms) 4
Weather-resistant No
Grilles Included Black, Steel mesh, Plastic frame
Parts Warranty 1 Year
Labor Warranty 1 Year
Specifications
Sensitivity (1W at 1 meter) 88
Sensitivity at 2.83 volts N/A
Frequency Response 65 - 40k Hz
Maximum RMS Wattage 100
Peak Power Handling (Watts) 300
Top-mount Depth (Inches) 2 1/2
Bottom-mount Depth (Inches) N/A
Cutout Diameter or Length (inches) 5 3/8
Mounting Height (Inches) 0.44
Frame Width 6.482
Frame Length 6.482

Features

Size Note: Alpine describes this woofer size as 6½, but because it requires a larger cutout than a standard 6½, Crutchfield has traditionally referred to this size as 6¾. Please enter your vehicle information to confirm fit.

HAMR Surround: The R-Series speakers incorporate Alpine's patented High-Amplitude Multi-Roll (HAMR) surround, a technology developed for Alpine subwoofers that maintains control and stability at higher volume levels. HAMR surrounds combine increased cone area and long linear cone excursion for deep, powerful bass response.

Tweeter Mounting Options: The tweeters come installed in a flush-mount housing. Once mounted, the tweeters pivot approximately 15° in any direction, to improve the stereo image. Angled surface-mount housings are also included. The installed tweeter dimensions are:

  Flush Mount (swivel) Angled Surface Mount
Mounting Depth 0.65" N/A
Mounting Height 0.378" 1.325"
Cutout Diameter 2.0" N/A
Frame Diameter 2.285" 1.82" x 1.71"

Crossovers:

  • Low Pass: 6 dB/octave slope
  • High Pass: thr 12 dB/octave slope
  • Tweeter Output Level: three jumper positions; choose -3 dB, 0 dB (flat), or +3 dB
  • Wire Connections: inputs and outputs are screw terminals; accept bare wire or spade connectors up to 0.3" wide
  • Crossover Dimensions:
    • Width: 4.6"
    • Height: 1.37"
    • Depth: 3" (plus wire)

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