国外发烧级喇叭单元出售=SEAS / Dayton / Bohlender Graebener =

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nIchOllAsTee

Dayton Audio RS100-8 4" Reference Full-Range Driver


The Dayton Audio Reference Series was conceived with one goal in mind—low distortion. Each speaker was carefully designed and optimized to offer the highest performance with the lowest distortion levels. At the same time, by focusing on features that contribute to sound quality and eliminating unnecessary frills, the drivers offer value unparalleled in the industry. Dayton Audio Reference Series RS100-8 4" midbass speakers deliver exceptional clarity, detail, and dynamics—and of course, incredibly low distortion.

Specifications:
• Power handling: 30 watts RMS/45 watts max
• VCdia: 1"
• Le: 0.48 mH
• Impedance: 8 ohms
• Re: 6.05 ohms
• Frequency range: 87-20,000 Hz
• Fs: 87.5 Hz
• SPL: 85.6 dB 1W/1m
• Vas: 0.09 cu. ft.
• Qms: 2.52
• Qes: 0.71
• Qts: 0.55
• Xmax: 3.5 mm
• Dimensions: A: 3-19/32", B: 3-1/8", C: 2".

Price : RM300 include shipping.
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Dayton Audio RS90 3" Full range

No pic...sorry...
But the performance is better than Aurasound NS3-194-4B 3" Full Range

Nominal Impedance  4 ohm
DC Resistance (Re)  3.5 ohm
Voice Coil Inductance (Le)   mH
Effective Piston Area (Sd) 31 cm2
Voice Coil Diameter  19.4 mm
Voice Coil Height  7.6 mm
Air Gap Height  8.4 mm
Linear Coil Travel (p-p) 0.4 mm
Maximum excursion (p-p)   T
Magnet Weight   kg
Net Weight  0.19 kg
Free Air Resonance 120 Hz
Sensitivity (1W/1m)  85 dB
Mechanical Q-factor (Qms) 4.88   
Electrical Q-factor (Qes)  0.70   
Total Q-factor (Qts)  0.60   
Moving Mass incl. air (Md)  2.25 g
Force Factor (BL)  2.9 Tm
Equivalent Volume (Vas)  1.1 ltrs
Compliance (Cms)  800 um/N
Mechanical Loss (Rm)   kg/s
Rated Power Handling  20 Watt
Overall diameter  80 mm
Cutout diameter  73 mm
Flange thickness  0.75 mm
Depth  42.8 mm

Price : RM170/pair RM310/2pair include shipping
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Dealing method : COD or Courier(Skynet /Poslaju)

Location of seller:Yong Peng ,Johor

Contact method/details : PM / 0167418003

Bank In Method : MayBank / EON Bank

nIchOllAsTee

保留。。。

nIchOllAsTee

保留。。。

nIchOllAsTee

保留。。。

nIchOllAsTee

存货有限。欲购从速。全部低于市价。