FS: two Ascendant Audio Avalanche 18" drivers and Samson S700 Amp

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klh

  • Full Member
  • Posts: 925
I have had these two drivers powered by this amp in an IB alignment in my home theater for roughly 3 years. It sounds incredible... with no space taken up in the room by an enclosure. The HT is 3000 cubic feet. I was able to have a house curve dialed in with a Behringer FBD via RoomEQ Wizard that allowed the sub to be level to mains at 80Hz, while the reponse slowly ramped up to being 10dB hot at 30Hz, stayed 10dB hot until 20Hz, and then dropped off to level with the mains at 10Hz. This is all at the seated position with no boost dialed in... I only cut the naked driver response. In full disclosure, these drivers have been pushed. The were highly stressed at one point about 2 years ago... I don't think they bottomed (definitely no clank) but they were stressed. When that happend I had a lot of boost dialed in below 20Hz and I had War of the Worlds cranked really loud. Since then, without the un-necessary low end boost, no problems what so ever (again it has been two years since that happened so it's safe to say no damage was done). The only other issue with these drivers is cosmetic... the case has a few small scratches. This of course has no impact on sonic fidelity nor any impact on durability. The only reason I'm selling them is I moved and the new HT is in an open loft and the size of the open area has quintupled. Plus, it's been 3 years and I've developed a recurring case of upgradeitis!

Edit: I just wanted to add that these drivers can perform extremely well in a small seelad box as well as in a moderate to large ported enclosure.

For those who are interested, I'd like to get $250/driver and $200 for the amp. The beauty of the amp is it is very quiet so unlike many prosound amps, it does not need to be in an adjacent room. Of course local pickup would be ideal. If shipping is necessary, the cost of shipping and insurance would be paid by the buyer. I live in Sacramento, CA (95835)

taloyd

  • Jr. Member
  • Posts: 97
Do you have the T/S parameters for these? Just want to run some models...

thanks,
-Tal

klh

  • Full Member
  • Posts: 925
These are the T/S specs for the Avalanche 18"...

Qts - .400
Qms - 6.00
Qes - .429
Vas - 550 Liters
Fs - 16 Hz
Re - 3.2 ohm
Vd - 6.53 L
Znom - 4 ohms (dual 2 Ohm coils in series)
Le - 2.4 mH
Mms 369 g
Xmax - 27 mm
Sd: 1210 cm^2
Voice Coil - Dual 4 Ohm
Pnom -800 Watts Rms

Cutout - 16.75"
Diameter - 18.5"
Mounting depth:
Gasket on - 9 7/16" (9.4375")
Gasket off - 9 9/16" (9.5625")
Weight - 42 Lbs