D = 11"
H = 44.5"
PN-4521 Tower Speaker System
W = 6"
*Magnetically shielded
*24dB/oct high pass 18dB/oct low pass
*Enclosure type:
passive radiator bass reflex system
* Woofers:
Four 4" high power poly cone drivers
*Passive Radiator: One 10" SLAPS
*Tweeters:
Two 1" high definition silk dome
*Power handling: 500 watts
*Sensitivity: 89dB @ 1W/1M
*Bandwidth: 20Hz to 35kHz.
*Net weight:
47 Lbs.
- dBSPL | Distance Loudspeaker - mic: 104.3 cm dBSPL normalized on 1 Meter |
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| Ohm | ||||||||
1W / 1M |
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100 |
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| 56 |
90 |
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| (88.9 dB Diff:0.01) | 48 | ||
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80 |
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| 40 |
70 |
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| 32 |
60 |
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| 24 |
50 |
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| (Impedance Curve) | 16 | ||
40 |
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| 8 |
| 20 | 30 | 50 | 100 | 200 | 500 | 1k | 2k | 3k | 5k | 10k | 20k | 30kHz |
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PN-4421 Center Speaker System
W = 28"
D = 11" 
H = 6"
*Magnetically shielded
*24dB/oct high pass 18dB/oct low pass
*Enclosure type:
passive radiator bass reflex system
* Woofers:
Four 4" high power poly cone drivers
*Passive Radiator: One 10" SLAPS
*Tweeters:
Two 1" high definition silk dome
*Power handling: 500 watts
*Sensitivity: 89dB @ 1W/1M
*Bandwidth: 20Hz to 35kHz.
*Net weight:
47 Lbs.
-dBSPL 1W / 1M
100
90
80
70
60
50
40
Distance Loudspeaker - mic: 104.3 cm dBSPL normalized on 1 Meter |
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| Ohm | ||||||||
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| 56 |
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| (89 dB Diff:0.01) | 48 | ||
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| 40 |
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| 32 |
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| 24 |
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| (Impedance Curve) | 16 | ||
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| 8 |
20 | 30 | 50 | 100 | 200 | 500 | 1k | 2k | 3k | 5k | 10k | 20k | 30kHz |
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3