Dia Driver   Magnet oz VC Dia Revc Fs Hz Qms Qes Qts Vas Mms SPL Wire height (in.)
12 TEF78SFD dual coil 67 2.5 1.94 30.3 11.8 0.28 0.27 138 79.3 93.3 7/8th
12 TEF78SFD dual coil 67 2.5 7.25 26.8 9 0.27 0.26 184 55 93 7/8th
10 XEE87SSD dual coil 56 2.5 2.24 28.8 6.15 0.31 0.29 63 81.6 88.7 one
10 XEE87SSD dual coil 56 2.5 8.7 31.4 8.7 0.31 0.3 112 81.6 88.7 one
10 XDC42RXF 4 Layer 26 2 4.2 25.4 6.25 0.33 0.31 100 68.5 88.8 5/8th
10 XDC65RXD dual coil 26 2 6.7 25.2 3.9 0.36 0.29 103 63 89 5/8th
10 XDC37RTT 2 Layer 26 2 3.4 30.5 7 0.63 0.58 96 56 88 3/4s
10 XDC37RTT 2 Layer 26 2 3.7 24 7.1 0.49 0.46 135 54.3 87.8 3/4s
10 XDD37RSF 4 Layer 30 2 3.7 23.8 8.48 0.39 0.38 82 91.8 86.3 one
Dia Driver   Magnet oz VC Dia Revc Fs Hz Qms Qes Qts Vas Mms SPL Wire height (in.)
  Factory Measured (Dual Coils Measured in Parallel)
  Toby Measured (Dual Coils Measured in Series)