新型バスケットと5.5インチ径のinside/outsideボイスコイルを採用。
重量はわずか12.5kg。
この1Nシリーズは、PD.185N02のUK ‘NEXT GENERATION’ LINEを継ぐシリーズだと思う。
控えめなスペックに凄みを感じる。
GENERAL SPECIFICATIONS
Nominal Diameter 21” / 530 mm
Voice Coil Diameter 5.5” / 138.7 mm
Available Impedances 8 Ohm
Power Rating 1 2 * 1500 W (A.E.S.)
Peak Power (6dB Crest Factor)* 6000 W (A.E.S.)
Sensitivity (1W – 1m)* 98 dB
Frequency Range 30 Hz - 300 Hz
Recommended Enclosure Volume 150 - 200 Litres
Resonance 33 Hz
Voice Coil Winding Depth 26.00 mm / 1.02”
Magnet Gap Depth 13.0 mm / 0.51”
Flux Density 1.45 Tesla
Magnet Material Neodymium
Magnet Weight
Voice Coil Material Copper
Former Material Glass Fibre
Dust Dome Material Solid Paper
Suspension Material Fabric
Cone Material Paper
Surround Material Fabric
SHIPPING INFORMATION
Nett Weight 12.50 kg / 27.56 lb
Shipping Weight 14.5 kg / 29.56 lb
THIELE SMALL PARAMETERS
Fs 33 Hz
Re 5.1 Ω
Qms 9.8
Qes 0.374
Qts 0.36
Le (@1 kHz) -
Le (@10 kHz) 2.4 mH
Vas 241 Litres
Mms 320 g
Sd 1520 cm2
Cms 73.4 μm/N
BL 30 T/m
Xmax 11.00 mm
Vd 1.67 Litres
Ref. Efficiency 2.2%
EBP 88.24 Hz
DIMENSIONS & MOUNTING
Overall Diameter 21” / 530 mm
Widths Across Flats 532 mm
Flange Height 14 mm
Depth (Excl. Flange) 214 mm
Magnet Diameter 184 mm
Chassis Shoulder Diameter 492 mm
Outer Bolt Circle x6 M6 on 528 mm PCD
Inner Bolt Circle
