SPECIFICATIONS
| Viper model | 550.2 | 650.2 | Tweeter |
Fs (Hz) | 71.1 | 51.7 | 1534.54 | |
Vas (cu.ft.) | 0.19 | 0.63 | n/a | |
Vas (L)5.5 | 17.9 | n/a |
| |
Qms | 7.19 | 5.91 | 1.16 |
|
Qes | 0.50 | 0.45 | 2.76 |
|
Qts | 0.47 | 0.42 | 0.82 |
|
Re (ohms) | 3.8 | 3.8 | 3.36 | |
Z (ohms) | 4 | 4 | 4 | |
Le (mh) | 0.49 | 0.483 | 0.01 | |
SPL (dB 1w@1m) | 87.86 | 89.29 | 91 | |
XMAX (inches) | 0.2 | 0.2 | 0.02 | |
XMAX (mm) | 4.8 | 4.8 | 0.5 | |
Pe (watts) RMS | 100 | 125 | 100 | |
Pmax (peak / music power) | 150 | 175 | 160 | |
Mmd (grams) | 8.35 | 10.52 | 0.21 | |
Mms (grams) | 8.77 | 11.30 | 0.22 | |
Cms (mm/N) | 571 | 839 | 49 | |
Bl | 5.46 | 5.565 | 1.6 | |
EBP |
| 142 | 115 | 556 |
Sd (sq. m.) | 0.008 | 0.012 | n/a | |
Sd (sq. in) | 0.0013 | 0.0019 | n/a | |
Sealed Box (cu. ft.) avg | 0.25 | 0.35 | n/a | |
Avg Box F3 (Hz) | 106 | 87 | n/a | |
Avg Box Fb (Hz) | 100 | 86 | n/a | |
Avg Box Q | 0.7 | 0.7 | n/a | |
Vented Box (cu.ft.) | 0.334 | 0.785 | n/a | |
Port Tuning Freq. (Hz) | 59 | 47 | n/a | |
Port Diameter Round (inches) | 2 | 2.5 | n/a | |
Port Square (inches) | 3.14 | 4.91 | n/a | |
Port Length (inches) | 5.8 | 5.61 | n/a | |
Other Parameters | 5.25" | 6.75" | 1" | |
Magnet Size (neodymium, oz.) | 1.728 | 1.728 | 0.72 | |
Magnet Dia. | 25mm | 25mm | 25mm | |
Voice Coil Dia. (in.) | 1 | 1 | 1 | |
Mounting Depth (in.) | 2.75 | 3.25 | 1 | |
Mounting Hole Dia. (in.) | 4.875 | 5.75 | 2.125 | |
Frame Dia. (in.) | 6.25 | 7.25 | 2.5 | |
Frequency Range (Hz) | ||||
System Frequency Response | n/a | |||
System Efficiency in dB | 90 | 90 | n/a |
14 | © 2002 Directed Electronics, Inc |
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