BMS BMS4547NDL 4547 ND – 1″ Neodymium high-frequency Driver 80 W 8 Ohm

1" High Frequency Neodymium Compression Driver

The BMS4547NDL is a powerful 1" professional compression driver that delivers superb sonic quality in a small package. The unique BMS annular diaphragm together with the cost effective, high efficiency Neodymium magnet assemblyoffers an economical solution for a wide variety of high level professional reinforcement system applications.

BMS4547NDL achieves very high sensitivity and linear frequency response up to 20 kHz. The sound of BMS4547ND is extremely transparent and detailed, it has an exceptional dynamic range and produces even the most complex music signals with depth and definition.

• Type: Compression Driver
• Throat Diameter: 1“
• Throat Diameter: 25,4 mm
• Voice Coil Diameter: 1,75“
• Voice Coil Diameter: 44,4 mm
• Overall Diameter: 85 ± 0,1 mm
• Bolt Circle Diameter: 57,15 mm
• Depth: 35 mm
• Nominal Impedance: 8 ohms
• Nominal Power Handling: 80 W
• Maximum Power Handling: 450 W
• Sensitivity (with Horn 1W/1m): 113 dB
• Frequency Range: 500 - 20000 Hz
• Recommended Crossover Frequency: 1200 Hz
• Voice Coil Former: Kapton
• Diaphram Material: Polyester
• Magnet Material: Neodymium
• Mounting Holes Number (bolt on): 3
• Mounting Holes Diameter (bolt on): M5
• Bolt Circle Diameter (bolt on): 57,15 mm

Ανταλλακτικο tweeter για ηχείο wharfedale Diamond series 8 and 9.

Diamond 8.1
Diamond 8.2
Diamond 8.3
Diamond 8.4
Diamond 9.6
Crystal 40
Evo-30
XARUS 1000
XARUS 2000
XARUS 3000
XARUS 3500
XARUS 4000
XARUS 5000


This tweeter also works as a replacement option for the M-Audio BX8A tweeter.

1” high frequency compression driver, titanium
diaphragm, flat aluminium wire voice coil, low distortion,
extremely good response from 1.5 kHz. to 18 kHz.

Specifications1
Throat Diameter 25 mm. (1 in.)
Nominal Impedance 8 Ω
Minimum Impedance 7.6 Ω
Power Handling
(1500 –20000 Hz)
Nominal2 60 W
Continuous Program3 120 W
Sensitivity (1W/1m)4 106 dB
Frequency Range 1 – 18 kHz
Recommended Crossover5 1.5 kHz
Voice Coil Diameter 44 mm. (1.7 in.)
Winding Material Aluminium
Inductance 0.11 mH
Diaphragm Material Titanium
Flux Density 1.7 T
Also available in 16 Ω, data upon request

Mounting and Shipping Informations
Two M6 holes 180° on 76 mm. (3 in.) diameter
Three M6 holes 120° on 57 mm. (2.2 in.) diameter
Overall Diameter 134 mm. (5.3 in.)
Depth 68 mm. (2.7 in.)
Net Weight (1 unit) 2.9 Kg. (6.4 lb.)
Shipping Weight (4 units) 12.5 Kg. (27.5 lb.)
Shipping Box (4 units) 300x160x180 mm.
(12x6.3x7.1 in.)
1 Driver mounted on B&C ME 45 horn.
2 2 hours test made with continuous pink noise signal (6 dB crest factor) within
the specified range . Power calculated on rated minimum impedance.
3 Power on Continuous Program is defined as 3 dB greater than the Nominal
rating.
4 Applied RMS Voltage is set to 2.83V for 8 ohms and 4V for 16 ohms Nominal
Impedance. Average SPL from 1000 to 18000 Hz.
5 12 dB/oct. or higher slope high-pass filter.

Driver 2“, 110W, 108.5dB, 0.5-18kHz,
διάφραγμα τιτανίου, 2.6kg

Driver 1" 40W, 108,5dB