
RCF LF21N451 21" Woofer LOW SHIPPING!! AUTHORIZED DISTRIBUTOR!!!
Regular price
$799.00
Sale
RCF LF21N451 8 ohm
We have all the other major PRO Audio Speaker Brands and Models.
We sell to Dealers as well.
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GENERAL SPECIFICATIONS
- Nominal Diameter:530 / 21 mm/inch
- Rated Impedance:8 Ω
- Program Power:4000 W AES
- Power handling capacity:2000 W AES
- Sensitivity:97 dB
- Frequency Range:28 Hz ÷ 1000 Hz
- Effective Piston Diameter:470 / 18.5 mm/inch
- Max Excursion Before Damage (peak to peak):54 / 2.12 mm/inch
- Minimum Impedance:6.7 Ω
- Voice Coil Diameter:115 / 4.5 mm/inch
- Voice Coil Material:Copper
- Voice Coil Winding Depth:34 / 1.33 mm/inch
- Number of layers:2
- Kind of layer:inside / outside
- Top Plate Thickness:15 / 0.6 mm/inch
- Cone Material:No pressed pulp
- Cone Design:Curved
- Surround Material:Polycotton
- Surround Design:Triple roll
THIELE/SMALL PARAMETERS
- Resonance frequency:28 Hz
- DC resistance:5.4Ω
- Mechanical factor:6.9
- Electrical factor:0.39
- Total factor:0.37
- BL Factor:30.5 T · m
- Effective Moving Mass:355 g