Speaker RCF LF21N401, 8 ohm, 21.5 inch

Brand 
RCF
Model 
LF21N401
SKU 
LF21N401-8
Manufacturer code 
11100120
Product type 
Cone driver
Sales packaging 
Sold by piece
Brand
RCF
Model
LF21N401
TLHP code
LF21N401-8
Manufacturer code
11100120
Product type 
Cone driver
Sales packaging 
Sold by Piece
Recommended retail price
€594.00
TLHP selling price
440.00IT/piece
excluding delivery service
Save
26%

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Currently in supply

This product is in the process of supply to be in stock.
Reserved on order
Next TLHP reception estimated between Mar 31, 2024 and Apr 7, 2024

Qty

  • Le LF21N401 est idéal pour les applications subwoofers bass-reflex où le faible poids est recherché, compiné à un facteur BL élevé et une puissance admissible importante.

General

Product type Cone driver
Brand RCF
Reference LF21N401
Product code 11100120

Informations

Nominal impedance 8 ohm
Dimensional category 21 inch
Frequency coverage type Sub, Low
Manufacturer sensitivity 98 dB
Calculated sensitivity 95.87 dB
Nominal power handling 1500 W
Max power handling 3000 W
Bandwidth 25÷1000 Hz

Fundamental parameters

Sd 1730 cm²
Mms 318 gr
Le 1.7 mH
Re 5 ohm
BL 27.6 T.m

Small signal parameters

Fs 30 Hz
Qes 0.4
Qms 6.8
Qts 0.37
Vas 374 L

Datas

Xmax ±11 mm
Calculated Xmax ±13 mm
EBP 75 Hz
Zmin 7 ohm
Fs / Qts 81 Hz
Vas * Qts² 51.21 L
Efficiency 2.5 %
Calculated efficiency 2.43 %
Weight ~9.2 kg
Air volume occupied by the driver 6.5 L

Dimensions

Voice coil diameter 4 inch
Winding depth 31 mm
Gap height 15 mm
Outside diameter 547 mm
Baffle cutout diameter 508 mm
Front thickness 15 mm
Depth after front 219 mm
Diamètre aimant (mm) 138 mm

Shape & Materials

Front chape Cylindrical
Magnet type Neodymium
Basket masterial Aluminium
Winding material Copper
Surround material Cloth
Cone shape Curvilinear


Question about RCF LF21N401-8

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Informations RCF LF21N401-8

Le LF21N401 est idéal pour les applications subwoofers bass-reflex où le faible poids est recherché, compiné à un facteur BL élevé et une puissance admissible importante.
Manufacturer RCF
Name Speaker RCF LF21N401, 8 ohm, 21.5 inch
SKU LF21N401-8
Impedance 8 Ohm
Seller TLHP
Price 440.00 366.67 Out of stock


All or a part of the characteristics displayed on this page are provided by the manufacturer, it is possible that some pieces of information are unavailable or wrong. In addition, the manufacturer may need to change the product specifications without notice at any time in order to improve the product, or to adapt his offer to the manufacturing and supply constraints.. We suggest you to contact us if you need further information, if you observe a mistake or if you wish to have confirmation about information.

Measures/Schemes RCF LF21N401-8

SPL measure *

Image spl measure cone driver RCF Speaker RCF LF21N401, 8 ohm, 21.5 inch

* Frequency response curve of the loudspeaker make in a hemispherical


Impedance measure

Image impedance measure cone driver RCF Speaker RCF LF21N401, 8 ohm, 21.5 inch

Dimensions

Image Drawing & Mounting cone driver RCF Speaker RCF LF21N401, 8 ohm, 21.5 inch

Garantie

This product is under manufacturer's warranty. This warranty protect you for the manufacturing defaults. The warranty does not protect for abnormal use of the product.

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