View Full Version : Bass Shaker Delema
Mark A Gonzalez 12-18-07, 11:00 AM I am setting up a projector in my bedroom and I wanted to get the most out of the bass so I am adding 2 Energy 18" subwoofers ( I have a large bedroom)and 6 Bass Shakers to my bed. Now here is my problem: (1) I need to put the amp or receiver under my bed (2) It has to have a remote (3) It has to be under $150 (used is ok) And (4) I need to know how to hook it up without catching my house on fire. Also my sunfire receiver has 3 sub outputs. I know it is alot to ask but any help would be appreciated.
6 Bass Shakers to my bed. Now here is my problem: (1) I need to put the amp or receiver under my bed (2) It has to have a remote (3) It has to be under $150 (used is ok) And (4) I need to know how to hook it up without catching my house on fire. Also my sunfire receiver has 3 sub outputs. I know it is alot to ask but any help would be appreciated.
Do you have the tactile transducers (TT) already? I think that "Bass Shaker" is sort of like Xerox, just a name brand. Wasn't sure what you meant. If so, their impedance, power requirements, and frequency range are going to dictate which $150 amplifier you need. On the other hand, if you need a multichannel amp with remote for $150, the price limit might dictate what you get. I imagine a low power 3 channel will work with each channel driving 2 TTs. Preferably a digital switching amp which doesn't need much ventilation since it will be under a bed. I guess the remote has to be RF instead of IR since it will be out of line of sight, right?
As far as the Sunfire having 3 sub outputs, that seems like a lot. I've never seen more than 2 on a receiver. Is one of them dedicated to lower freq below what is normally sent to the sub - in other words, for a TT? If not, and depending on which model of TT you get, you probably want to put some kind of low pass crossover on the line level sub output coming out of your receiver. Otherwise, you might be sending freq which are too high for the TT.
I have a dedicated TT output on my preamp. But if I didn't, I wouldn't want the same signal normally going to my subs to also go to my Aura. Let my sub focus on the bass freq whch are audible and let the TT focus on the bass freq which are not audible.
I'm guessing that the equipment you end up and their impedances will dictate whether you wire this stuff in series or parallel. Not that there would really be risk of a fire. More likely you would just cook some equipment.
Mark A Gonzalez 12-18-07, 09:58 PM I have the Aura Bass Shaker Pro.
Hurtful Goat 12-19-07, 12:36 AM Small pro amp, maybe? They have fans, so the heat shouldn't be a problem provided you keep the vents clear, and hopefully the mattress will muffle the fan noise. You might also be able to push them all with one channel, and maybe use the other side for your center.
Again, the impedance, power requirements and freq range of the speaker to be driven are probably relevant to anyone who wants to opine on an amp. I think that either the max or nominal power requirement on the Aura is 50 watts, but I'm not sure.
I disagree that a single channel can be used to drive 6 speakers, unless there is some creative wiring that I'm unaware of.
I remember seeing a sale on a low power 6 channel amp for PA applications recently. Don't know if it's still there, but it was probably at partsexpress, where I'm guessing you got the Aura.
Here's another one, but probably too expensive despite the price. Shame. The specs seem ideal.
http://www.audioadvisor.com/prodinfo.asp?number=NACI9060
There's gotta be a cheap 3 channel somewhere.
I disagree that a single channel can be used to drive 6 speakers, unless there is some creative wiring that I'm unaware of.
You can easily use one channel provided that channel has enough power to run 6 of them.
Most amps will work well at 4 or greater ohms per channel. Even amps that prefer 8 ohms will usually not complain with 6 ohms. Of course, higher loads with lower current are not a problem, 12, 16 etc. I would just avoid going with less resistance/higher current like 2 ohms, etc if the amp is rated at 4 ohms for example.
You can wire 2 sets of 3 in series to give a 12 ohm load then run the two sets in parallel yielding a 6 ohm load. There are many ways you can do this. I am running 8 of the Pro Shakers off of the Buttkicker brand amp which works well. The amp is cheap ($200) with plenty of power >1000watts and has built-in crossover, auto-on and is fanless.:)
Mark A Gonzalez 12-19-07, 02:06 PM Can I use a cheap used AV receiver and split the signal from my sub output to left and right input on the receiver.
Dradius 12-19-07, 03:38 PM Can I use a cheap used AV receiver and split the signal from my sub output to left and right input on the receiver.
you can definitely use a cheap 2nd receiver for just the bass shakers. i read a good post about this just the other day on here. shouldn't be too hard to find.
You can easily use one channel provided that channel has enough power to run 6 of them.
Most amps will work well at 4 or greater ohms per channel. Even amps that prefer 8 ohms will usually not complain with 6 ohms. Of course, higher loads with lower current are not a problem, 12, 16 etc. I would just avoid going with less resistance/higher current like 2 ohms, etc if the amp is rated at 4 ohms for example.
You can wire 2 sets of 3 in series to give a 12 ohm load then run the two sets in parallel yielding a 6 ohm load. There are many ways you can do this. I am running 8 of the Pro Shakers off of the Buttkicker brand amp which works well. The amp is cheap ($200) with plenty of power >1000watts and has built-in crossover, auto-on and is fanless.:)
Yeah that's neither a simple series or parallel wiring. Pretty much what I meant by creative wiring. That might label me a neophyte.
Yeah that's neither a simple series or parallel wiring. Pretty much what I meant by creative wiring. That might label me a neophyte.
Hey, we all had/have to start somewhere.
It really is pretty simple. It takes 5 mintues and that is if you never wired anything before...you are only talking about a plus and minus terminal on each device. You either run a wire from positive to negative to go serial from device to device or you connect the like terminals together for parallel.
Here is a simple diagram/explanation if you need it. (http://www.termpro.com/articles/spkrz.html)
Of course, one can use a cheap receiver as well. You really don't need a full 50 watts in most cases to make these things come to life. So, you may be able to run two in series per channel if the receiver is at least 60-100 watts per channel.
But, unless you can get the receiver very cheaply you would be further ahead to get the BKA amp and run all of them from there. It is very effective and allows for some great adjustability.
Mark A Gonzalez 12-22-07, 08:23 PM I found a Denon AVR-2106 to use as power for my Aura Bass Shakers but it has no remote. Is there any way I can use my sunfire receiver's remote to control the volume or will I have to pay for a new remote?
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