I’m not familiar with JMF.
However, 87dB speakers , depending on speakers/room/listening position/listening volume may be a bit underpowered by the Aries Cerat Essentia monos.
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Speakers: Clarisys Audio Minuet/Kharma Elegance DB11s; Amp: Aries Cerat Aperio; Phono: Aries Cerat Talos Ref, Aries Cerat SUT, CH Precision P1, Kondo SFz SUT; Digital: Aries Cerat Kassandra Ref 2; Turntables: CSPort TAT1, Jean Nantais Ultimate; Tonearms: CSPort AFU1 Linear arm, SME 3012R Kondo wired, Ikeda 407, Bokrand 12 inch, The 'Peak'; Cartridges: Etsuro Urushi Gold, Kondo Io-M, Miyajima Lab Destiny, Murasakino Sumile mono, AnalogTechnik DMT25; Headphones: Spirit Torino Valkyria; Raal 1995 Immanis; Headphones Amp: ; Cables: Mostly Acoustic Revive, Analysis Plus, SAEC and Stealth; Racks and Isolation: Subbase Audio Shambala, HRS Nimbus