I have 6 subs aligned now . And i can see the benefit of more of them. I set them in the obvious spots as per Tims suggestions. Unreal. I could see having 2 more still. Especially being it is a large room and they have to all be set quite low compared to the mains. The effect is there but not boomy if you walk out of the sweet spot.
Audio Kinesis Swarm Subwoofer Awarded 2019 Golden Ear Award by Robert E. Greene
Recognizing member and contributor @audiokinesis for this award!!!
http://www.theabsolutesound.com/articles/2019-golden-ear-awards-robert-e-greene/
http://www.theabsolutesound.com/articles/2019-golden-ear-awards-robert-e-greene/
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Hello davekayc, Congrats and welcome to the DBA Concept club! Even in your huge room, I don't think there's a need to go beyond 4 subs but, otoh, 6 subs is...… extremely cool. Each sub beyond 4 will not only marginally increase the perception of the bass as being smoother, faster, more detailed and natural, it will also increase the overall perceived system bass quantity, impact and bass dynamics. You are now officially a member of the esteemed 4-sub DBA Concept club. Having automatically earned this coveted honor upon utilizing 4 subs in your room and system, you nevertheless bravely ventured forward into unchartered bass territory, beyond state of the art bass, by continuing to deploy additional subs #5 and 6. That my adventurous and intrepid grasshopper, is definitely worthy of at least another superlative, nice job! Venture forth and prosper, Tim |
Just a quick note to those using the Dayton sa1000 to drive their subs. It has a very low input impedance, 12k ohms. If you're driving it with a tube preamp with output capacitors, you'll need a cap at around 6-7uF to avoid rolloff above 20Hz. I had to order some new caps to fix that issue, still, it drives my subs amazingly. |
First @audiokinesis congrats on this very well deserved award, you guys have changed the way I enjoy music and I was very lucky to find you. Needless to say Duke your altruistic attitude is a quality very scarce these days on this modern world. Thank you everyone else posting as I actually have noticed a few tricks I could use to improve my AK swarm Now, @cal3713 Interesting comment, I am using a tube preamp but going 1st to a Jensen balanced to single ended isolator which impedance is 39 kohm, in this case the tube preamp is presented with the transformer impedance not the SA1000's one, need to find out if my preamp have output capacitors.I have been considering splitting my digital source output as today my preamp is feeding my mono's and the Dayton's and when the Daytons are connected the speakers connected to the mono's changes sound, maybe because of the impedance change. This will allow some digital filtering sending 60 Hz and below to the Daytons and 60 Hz and above to my monos (need to ask Duke about the exact frequency as I also have his speakers) |
@luisma31 If you do have a pre with capacitor coupled outputs, at 39k, you’ll need 2uF of capacitance (or more)... https://www.v-cap.com/coupling-capacitor-calculator.php |
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