Sundown Audio E15 v.4

Beschreibung

The Sundown Audio E15 v.4 redefines the entry-level class of subwoofers and sets new standards. The  Sundown Audio E15 v.4 has an XMAX of 14 per direction  and a large 2" voice coil. These values ​​are not normally found in this price range! 
The spider itself is made from a high-strength poly-cotton blend designed to handle the full capacity of the motor. To add an extra level of robustness, the spider is bolted and bonded to the frame, further improving durability and robustness. 
In addition, the Sundown Audio E15 v.4 has a high-strength frame made of stamped steel. In combination with an engine ventilation system that is based on the  SA series and the new, larger voice coil, the third generation of the E-Series has a thermal capacity never seen before in this subwoofer class.

Features:

• 15" (38cm) subwoofer
• Xmax = 14 mm in one direction 
  
• Impedance: D2 or D4
• RMS power = 500 watts
• Black 2-inch aluminum voice coil former for excellent heat dissipation
• 4-layer high-temperature copper voice coil wire
  
• Spring-loaded terminals
  
• Sewn-on "Mini-XL" braids to avoid fatigue
  
• frame made of high-strength stamped steel
  
• Optimized for bass reflex enclosures

Parameter 

T/S SPECS	EV3 15″ D2	EV3 15″ D4
RE (OHMS)	4.0	6.1
FS (HZ)	32.2	31.3
VAS (L)	75.1	85.5
QES	0.53	0.62
QMS	4.79	4.32
QTS	0.48	0.54
LE (MH)	2.55	3.59
BL (NA)	21.8	23.8
MMS (GRAMS)	312.9	291.5
CMS (UM/N)	0.08	0.09
SENS (DB @ 1W/1M)	88.6	88.1

Housing recommendation

• Closed housing : Not recommended
  
• Bass reflex enclosure: 70 liters
  
• Recommended tuning: 35Hz
  
• Recommended port area: 200cm²
  
• Displacement: 5.8 liters
  

Dimensions

• Depth:  18.28cm
  
• Outer diameter: 38.2cm
  
• Installation diameter: 36.1cm