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JL Audio Fathom f112 Subwoofer Review

by David Waratuke last modified March 24, 2007 08:31

Summary

  • Product Name: JL Audio Fathom f112 Subwoofer
  • Manufacturer: JL Audio, Inc.
  • Performance Rating: StarStarStarStarStar
  • Value Rating: StarStarStarStarhalf-star
  • Review Date: March 23, 2007
  • MSRP: $2200 - $2700
Specifications

Frequency Response (+1/-3dB): 20-200 Hz

Amplifier Topology: Class D switching

Amplifier Power: 1500 W RMS (short term)

Woofer: 12” (nominal) mineral filled polypropylene

cone with a polyester foam surround

Effective Piston Area: 84 sq inches

Effective Displacement: 287 cu inches

Maximum average SPL (in room): 117.6 dB

Low Pass Crossover: 30-130 Hz variable at 12dB or 24 dB/octave

Polarity/Phase: 0 or 180 deg/0 to 280 deg variable

Dimensions (HxWxD): 18.00” x15.00” x 18.63”

  (Including feet)

Weight (each): 115 lbs (net)

Enclosure Type: Sealed enclosure.


Pros

  • Powerful sub capable of tactile bass.
  • Detailed, precise low frequency output.
  • Musical with excellent micro and macro dynamics.
  • Superb build quality and finish.
  • ARO feature will take the mud out of the listening experience.
  • Heavy.

Cons

  • Power switch located under grille.
  • Automatic Room Correction (ARO) can be finicky to set.
  • Gloss finish is easily smudged, requires frequent cleaning in the presence of little fingers.
  • Heavy.

Introduction

The JL Audio has produced a very serious subwoofer in the Fathom f112, the smallest sibling in their home audio line.. This is a powerful sub capable of prodigious deep bass output. Make no mistake; if you have loose objects in the house, this sub will locate them and point them out. Also, be prepared to find interior partition walls complaining into adjacent rooms. For the best possible listening experience, find all loose items and secure them. For those who have not experienced a subwoofer capable of generating bass to the limits of human hearing, one with substantial output capabilities down into the subsonic range, the JL Fanthom f112 with acquaint you nicely. Add this sub to your auditioning shopping list if you are after ultra high performance, reasonable box size and cost.
  1. Fathom f112 Design and Construction
  2. Fathom f112 Listening Tests
  3. Fathom f112 Measurements
  4. Fathom f112 Conclusion