JL Audio Fathom f113v2（ジェイエルオーディオファゾムエフ113ブイツー）
2019年JL Audio公開Fathom f113v2 Premium Sealed Subwoofer。13.5inch Driver+3000W RMS Class D+ARO Auto Room Correction+US Florida Heritage+Audiophile Reference Sealed Sub搭載。
概要
JL Audio Fathom f113v2は2019年JL Audio公開のFathom f113v2 Premium Sealed Subwooferで、JL Audio は1975年US Florida創業のAudiophile/Pro Audio Subwoofer Iconic Brand。JL Audio は1975年〜51年US Audiophile Subwoofer Heritage(Joel Lifshitz創業 + Car Audio + Home Audio Subwoofer両軸Heritage)+ Audiophile界隈JL Audio US Iconic Subwoofer認知度絶対 + Fathom Series(f110v2/f112v2/f113v2)/ Gotham Series(Flagship)/ E Series(Mid)/ Dominion等のJL Audio Family展開、 US Audiophile Subwoofer Reference地位。Fathom f113v2はJL Audio Fathom Series 2019年Update Reference Position(f112v2 Above + Gotham Junior)、 「13.5inch Driver + 3000W RMS Class D + ARO Auto Room Correction + US Florida Heritage + Audiophile Reference Sealed Sub」 のJL Audio独自Engineering Maximization、 REL S/812 / KEF KC92 / Velodyne DD-18+ / Wilson Audio WAMM Master Subsonic等のAudiophile Subwoofer市場対抗のJL Audio US Sealed Class D Reference Strategy。「13.5inch W7 Driver」 はFathom f113v2 JL Audio独自Engineering、 Mass Market Subwoofer(Generic 12-15inch Driver Standard)対比 13.5inch W7 Driver(JL Audio独自W7 Series Premium Driver + Long Excursion + Audiophile Pure Bass Engineering)+ JL Audio独自Driver Engineering Heritage。「3000W RMS Class D Amplifier」 はf113v2 Premium Engineering、 Mass Market Subwoofer(500-1000W Standard)対比 3000W RMS Class D(Audiophile Sealed Sub Reference + High Output Headroom + Audiophile Pure Bass Reproduction)+ JL Audio独自High Power Engineering。「ARO(Automatic Room Optimization)」 はJL Audio独自Engineering、 Mass Market Subwoofer(Manual EQ Standard)対比 ARO(Calibration Microphone付属 + Auto Room Acoustic Correction + Audiophile Real Listening Room最適化)+ JL Audio独自DSP Engineering。「Sealed Architecture」 はf113v2 Audiophile Choice、 Ported Subwoofer(SVS PB-3000等)対比 Sealed(Audiophile Tight Bass + Pure Music Reproduction + Group Delay最小化)+ Audiophile Music特化。価格 ¥1,200,000(2024年日本国内) はAudiophile Sealed Subwoofer Reference Premium Position。
主な特徴・仕組み
- 13.5inch W7 Driver: JL Audio独自Premium Driver
- 3000W RMS Class D Amplifier: Audiophile High Power
- ARO Auto Room Optimization: Calibration Microphone付属
- Sealed Architecture: Audiophile Tight Bass + Group Delay最小
- Long Excursion Driver: Audiophile Pure Bass Engineering
- DSP Crossover + Tunable Parameters: Modern DSP Engineering
- US Florida Hand-built: JL Audio 51年Heritage
- Fathom Series Reference Position: Gotham Junior
- Audiophile + Pro Audio両対応: Versatile Reference
関連用語との違い
REL S/812との違い: S/812(UK REL 12inch + Down-firing Passive + 800W Class A/B + ¥530K Audiophile Music)はUK REL Music Audiophile + Class A/B + Passive Radiator、 f113v2(US JL Audio 13.5inch Sealed + 3000W Class D + ARO + ¥1.2M Reference)はUS JL Audio Sealed Reference + High Power + ARO Auto Room。UK Music Audiophile → S/812、 US Sealed Reference → f113v2。
よくある質問（FAQ）
Q1: ARO Auto Room Optimization は本当に効果ある？ A: Mass Market Manual EQ対比 Calibration Microphone付属 + Auto Room Acoustic Correction + Audiophile Real Listening Room最適化 + JL Audio独自DSP Engineering価値Proposition。
Q2: Sealed vs Ported どちらを選ぶ？ A: Sealed(Audiophile Tight Bass + Pure Music Reproduction + Group Delay最小化)→ f113v2 / SVS SB-4000、 Ported(High Output + Mass Market Cost Effective)→ SVS PB-3000。
Q3: 3000W RMS は本当に必要？ A: Audiophile Reference Headroom + Audiophile Pure Bass Reproduction Peak Capacity + Mass Market 500-1000W対比 Audiophile Reference Premium Tier重視User限定で価値発揮。
まとめ
- JL Audio Fathom f113v2 = 2019年JL Audio Fathom Series Reference Update
- 13.5inch W7 Driver + 3000W RMS Class D + ARO Auto Room
- Sealed Architecture + Long Excursion + DSP Crossover
- US Florida 51年Heritage + Audiophile + Pro Audio両対応
- Sealed Reference + High Power + ARO重視User向けTop Reference