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Atrium55 speakers from POLK AUDIO
5 שנים אחריות מלא סיריוס .
₪3300
₪2990
תיאור המוצר
5 שנים אחריות מלא סיריוס .
מפרט טכני
 | |||
RTi A5 | RTi A7 | RTi A9 | |
|---|---|---|---|
Driver Complements | |||
| Woofer | 2 - 7" Diameter (17.78cm) Polymer Composite with Rubber Surround | 3 - 7" Diameter (17.78cm) Polymer Composite with Rubber Surround | |
| Mid/Woofer | 2 - 6-1/2" Diameter (16.51cm) Polymer/Mica Composite cone with rubber surround | ||
| Midrange | 1 - 6-1/2" Diameter (16.51cm) Polymer Composite Dynamic Balance with rubber surround | 2 - 5-1/4" Diameter (13.34cm) Polymer Composite Dynamic Balance with rubber surround | |
| Tweeter | 1 - 1" Diameter (2.54cm) Silk Polymer Composite Dome | 1 - 1" Diameter (2.54cm) Silk Polymer Composite Dome | 1 - 1" Diameter (2.54cm) Silk Polymer Composite Dome |
Electrical | |||
| Overall Frequency Response | 30Hz-27kHz | 20Hz-27kHz | 18Hz-27kHz |
| Lower -3dB Limit | 40Hz dB | 35Hz dB | 30Hz dB |
| Upper -3dB Limit | 26kHz dB | 26kHz dB | 26kHz dB |
| Nominal Impedance | 8 ohms | 8 ohms | 8 ohms |
| Recommended Amplifier Power | 20-250 w/channel | 20-300 w/channel | 50-500 w/channel |
| Efficiency | 90 dB | 89 dB | 90 dB |
| Crossover | 2.2kHz, 12dB/Oct Low Pass, 18dB/Octave High Pass | ||
| Crossover (mid-high array) | 2.7kHz, 12dB/octave low and high pass. 125Hz 12dB/octave high pass | 1.8kHz, 12dB/octave low and high pass. 120Hz 12dB/octave high pass | |
| Crossover (subwoofer) | 125Hz, 12dB/octave low pass | 120Hz, 12dB/octave low pass | |
| Inputs | 5-way binding posts | Dual (bi-amp)5-way binding posts | Dual (bi-amp)5-way binding posts |
Dimensions | |||
| Cabinet Size | 40-1/4" H x 8-7/16" W x 15-3/4" D (102.23cm H x 21.43cm W x 40.01cm D) | 42-1/4" H x 8-7/8" W x 17-7/8" D (107.31cm H x 22.54cm W x 45.40cm D) | 48-5/8" H x 8-7/8" W x 21-3/8" D (123.51cm H x 22.54cm W x 54.29cm D) |
| Enclosure Type | Vented with PowerPort and Arc Port | ||
| Enclosure Type (mid-high array) | Ported via ARC Port | Sealed | |
| Enclosure Type (subwoofer) | Ported via PowerPort Plus | Ported via PowerPort Plus | |
Shipping/Other | |||
| Product Weight | 40.00 lbs. (18.14kgs) | 55.00 lbs. (24.95kgs) | 75.00 lbs. (34.02kgs) |
| Shipping unit: | Each | Each | Each |
| Total Shipping Weight | 45.00 lbs. (20.41kgs) | 60.00 lbs. (27.22kgs) | 80.00 lbs. (36.29kgs |