Olá pessoal, tenho hoje no meu set um NAR 10-1, estou pensado em troca-lo por outro sub que tenha uma pegada mais forte no sub grave, e gostaria que fosse 1x10" ou 2x8", sub/subs não muito caros, e que rendesse bem em caixas pequenas. Fiz uma pesquisa e aqui estão alguma opções.
JL 8W1V2
Free Air Resonance (Fs): 34.55 Hz
Electrical “Q” (Qes): 0.508
Mechanical “Q” (Qms): 6.260
Total Speaker “Q” (Qts): 0.470
Equivalent Compliance (Vas): 0.66 cu. ft. / 18.801 liters
One-Way, Linear Excursion (Xmax)*: 0.3 in. / 7.6 mm
Efficiency (1W/1m)**: 83.86 dB SPL
Effective Piston Area (Sd): 32.67 sq. in. / 0.0211 sq. m.
DC Resistance (Re): 4.00 ohm
Nominal Impedance (Znom): 4 ohm
Thermal Power Handling (Pt): 150W
Driver Displacement: 0.02 cu. ft. / 0.571 liters
Net Weight: 6.3 lbs. / 2.9 kg
JL 10W1V2
Free Air Resonance (Fs): 25.24 Hz
Electrical “Q” (Qes): 0.432
Mechanical “Q” (Qms): 6.336
Total Speaker “Q” (Qts): 0.405
Equivalent Compliance (Vas): 1.783 cu. ft. / 50.46 liters
One-Way, Linear Excursion (Xmax)*: 0.375 in. / 9.5 mm
Reference Efficiency (no): 0.180%
Efficiency (1W/1m)**: 84.53 dB SPL
Effective Piston Area (Sd): 53.522 sq. in. / 0.0345 sq. m.
DC Resistance (Re): 4.086 ohm
Nominal Impedance (Znom): 4 ohm
Thermal Power Handling (Pt): 300W
Driver Displacement: 0.025 cu. ft. / 0.71 liters
Net Weight: 7.81 lbs. / 3.54 kg
Hertz ES250
D (mm): 210
Xmax (mm): 9
Re (Ohm): 2,6
Fs (Hz): 27
Le (mH@1KHz): 2,42
VAZ (L): 55,4
MMs (g): 105,8
Cms (mm/N): 0,33
BL (T-m): 10,6
Qts: 0,37
Qes: 0,41
Qms: 3,23
SPL (dB): 93
RE Audio REX 8
Electrical Q Value -Qes: 0.38
Mechanical Q Value -Qms: 4.21
Total Speaker Q Value -Qts: 0.34
Free Air Resonance -Fs: 22.8 Hz
Equivalent Compliance -Vas: 27.1 liters
One-Way, Linear Excursion -Xmax: 12 mm
Efficiency -SPL 1W/1m: 81.2 dB SPL
Effective Piston Area -Sd: 195 cm^2
DC Resistance -Re: 3.2 ohm
Nominal Impedance -Znom: Dual 4 ohm
Thermal Power Handling -Pe: 175 W
Force Factor -Bl: 15.4
RE Audio REX 10
Electrical Q Value -Qes: 0.39
Mechanical Q Value -Qms: 4.37
Total Speaker Q Value -Qts: 0.36
Free Air Resonance -Fs: 21.5 Hz
Equivalent Compliance -Vas: 75.6 liters
One-Way, Linear Excursion -Xmax: 12 mm
Efficiency -SPL 1W/1m: 84.7 dB SPL
Effective Piston Area -Sd: 322 cm^2
DC Resistance -Re: 3.2 ohm
Nominal Impedance -Znom: Dual 4 ohm
Thermal Power Handling -Pe: 175 W
Force Factor -Bl: 15.4
Postei os parâmetros para que o pessoal mais entendido possa opinar, aceito sugestões de outros modelos também, mas confesso que gostei muito dos 2 modelos da RE Audio, e também do JL 10W1V2.