RCF MR8N301 na stanju, dostupno odmah.

Na stanju, dostupno odmah.

Potpuno novo, neotpakovano.
Pismena garancija 24 meseca.

inch, finside/outside copper voice coil

400W continuous program power handling

107 dB Sensitivity in horn loaded application

300 Hz – 3 kHz Frequency range

High BL neodymium design

Unique aluminum sealed basket featuring vented fin heat dissipation design

Calibrated back volume for a perfect time domain transient reproduction

The MR8N301 is a high efficiency, high power midrange specially designed to provide superior sound pressure level in a very compact size. The total weight is reduced to less than half of a comparable ceramic midrange thanks to an incredibly powerful neodymium magnet assembly. The unique sealed basket design doesn't require a back sealing chember, simplifying the cabinet design and improving heat dissipation. Every detail of this speaker has been optimazed to offer the best response and perfect control to the midrange frequencies.

SPECIFICATIONS

General specifications

NOMINAL DIAMETER:

8 inch / 203 mm

RATED IMPEDANCE:

8 ohm

PROGRAM POWER:

400 W

POWER HANDLING CAPACITY:

200 W

SENSITIVITY:

102.0 dB

FREQUENCY RANGE:

300 - 3000 Hz

EFFECTIVE PISTON DIAMETER:

168 mm / 6.61 inch

MAX. EXCURSION BEFORE DAMAGE:

15 mm / 0.59 inch

MINIMIM IMPEDANCE:

9.8 ohm

VOICE COIL DIAMETER:

3.0 inch / 76 mm

VOICE COIL WINDING MATERIAL:

Aluminium

VOICE COIL LENGTH:

11 mm / 0.43 inch

NUMBER OF LAYERS:

2

KIND OF LAYERS:

inside/outside

TOP PLATE THICKNESS:

8 mm / 0.31 inch

CONE DESIGN:

Curved

SURROUND MATERIAL:

Polycotton

SURROUND DESIGN:

Triple roll

MAGNETS:

Neodymium

SPIDER:

Single

Thiele - small parameters

RESONANCE FREQUENCY (FS):

310 Hz

DC RESISTANCE (RE):

6.60 ohm

MECHANICAL FACTOR:

3.45 Qms

ELECTRICAL FACTOR (QES):

0.41 Qes

TOTAL FACTOR:

0.37 Qts

BL FACTOR (BL):

17.80 T x m

EFFECTIVE MOVING MASS (MMS):

10.0 g

EQUIVALENT CAS AIR LOADED (VAS):

2.0 liters

EFFETTIVE PISTON AREA (SD):

0.020 m2

MAX. LINEAR EXCURSION (XMAX):

4.0 mm

VOICE COIL INDUCTANCE @ 1KHZ (LE1K):

1.16 mH

HALF-SPACE EFFICENCY (EFF):

12.80%

Mounting Information

OVERALL DIAMETER:

238 mm / 9.37 inches

BOLT CIRCLE DIAMETER:

220 mm / 8.66 inch

BOLT HOLE DIAMETER:

7 mm / 0.28 inch

FRONT MOUNT BAFFLE CUT-OUT:

202 mm / 7.95 inch

REAR MOUNT BAFFLE CUT-OUT:

187 mm / 7.36 inch

VOLUME OCCUPIED BY THE DRIVER:

2 liters / 0.08 ft3

Standard compliance

CE MARKING:

Yes

Size

WEIGHT:

3.31 kg / 7.3 lbs

HEIGHT:

111 mm / 4.37 inches

DIAMETER:

208 mm / 8.19 inches

Shipping informations

PACKAGE WIDTH:

240 mm / 9.45 inches

PACKAGE WEIGHT:

3.77 kg / 8.31 lbs

PACKAGE HEIGHT:

150 mm / 5.91 inches

PACKAGE DEPTH:

240 mm / 9.45 inches