Thiele/Small parameters van Thiel & Partner keramische en diamanten drivers:
  Tweeters en midrange drivers
 
Model   D² 20/6 D² 30/6 C² 12 /6 C² 13 /6 C² 23 /6 C² 24 /6 C² 44 /8 C² 79 /6
max power  P 200 * 300 * 100 * 100 * 120* 120* 130* 120* W
sensitivity (1W) E 89.5 90 89 91 89 92 88.5 87.5 dB
DC restistance R 6.0 6.0 6.0 6 6.1 6 8.2 5.8 Ohm
mechanical Q Qm 1.19 0.96
electrical Q Qes 2.2 1.07
Q total Qts 0.77 0.51
resonance freq. fres 900 440 700 1200 350 830 390 96 Hz
Equivalent vol. of air Vas 0.11 3.1 L
Effective piston area Sd 3,8 8.4 6,1 6,1 8,5 8,5 24.6 75.5 cm2
Moving mass Mms 0,09 0,19 0,2   0,4   1.3 7.2 g
suspension compliance Cms 0.13 0.39 mm/N
mechanical resistance Rms 2.72 4.45 kg/s-1
force factor BL 3.47 4.96 NA-1
flux density B 1.8 1.8 1.65   1.72   1.15 1.3 t
voice coil diameter 18.9 18.9 16.4   19.4   30.4 37.7 mm
voice coil height h 2 2 3   5.4   4.5 9.2 mm
voice coil inductance Lbm 0.04 0.04 0.04   0.04   0.06 0.26 mH
lineair excursion p-p Xmax 0.5 0.5 2 4.2 mm
weight of driver 430 550 550   1100   900 900 g

* filtered

Bass-mid drivers

Model   C² 82- T8 C² 82- T4 C² 88- 4 C² 88 -6 C² 89 -T7 C²2 220-T6
max power  P 100 100 120 120 100 150 W
sensitivity (1W) E 86,5 86,5 86 86 87.8 89.6 dB
sensitivity (2,83V) 85 88 88 86 87 89,5 dB
DC restistance R 7,8 3,2 3.9 5.9 6.6 5,9 Ohm
mechanical Q Qm 4.5 6.1 1.17 1.04 3.29 4,49
electrical Q Qes 0.30

0.24

 0.52 0.54 0.23 0.29
Q total Qts 0.28 0.23 0.36 0.35 0.21 0.27
resonance freq. fres 35 30 36 36 33.6 21 Hz
Equivalent vol. of air Vas 23 28 17.9 20 23.5 144 L
Effective piston area Sd 82 82 80.1 80.1 83.3 233 cm2
Moving mass Mms 8,5 10 8.8 8.8 9.3 32 g
suspension compliance Cms 2,4 2,9 2.23 2.23 2.42 1,91 mm/N
mechanical resistance Rms 0.42 0.3 1.93 1.93 0.56 0,91 kg/s-1
force factor BL 7.0 5.0 - 4.75 7.6 9.1 NA-1
flux density B nb nb - 1.3 1.3 1.2 t
voice coil diameter 25 25 37.7 37.7 39 50 mm
voice coil height h 14 14 9.2 9.2 10.2 16 mm
voice coil inductance Lbm 0.64 - - 0.27 1.1 0.61 mH
lineair excursion p-p Xmax 8 8 6 6 7 10,4 mm
weight of driver 1200 1200 1850 1850 1850 3300 g