Question re: power supplies

P

paulwgraber

Junior Audioholic
Kind of confused re: Power supplies for my little Aiyima amp pushing my Dayton 300 W shakers in series.
Which would be more powerful a 24V 10Amp or the Pack in one at 36V 6 Amp?
I guess Im kind of confused due to the fact that one has more volts and less amps and vice versa.
 
highfigh

highfigh

Seriously, I have no life.
Kind of confused re: Power supplies for my little Aiyima amp pushing my Dayton 300 W shakers in series.
Which would be more powerful a 24V 10Amp or the Pack in one at 36V 6 Amp?
I guess Im kind of confused due to the fact that one has more volts and less amps and vice versa.
P=IxE

The Voltage & Current shown come to 240W and 216W, respectively.
 
Eppie

Eppie

Audioholic Ninja
The output of those amps in watts is dependent upon the voltage supplied. Typically you get full rated power at 36V and reduced maximum output at 24V. Whether you need more than 6 amps at 36V depends upon the model of amp and its specifications. There is a 10 amp version of the 36 volt supply but it is almost double the price.
 
Eppie

Eppie

Audioholic Ninja
So technically the 36V 6Amp would be better?
Depends on the current requirements of the amp. Both supplies have similar power ratings, as highfigh showed, but the 36V 6A is lower of the two. If the amp needs, say, 180W to reach full power output, then the 36V will yield higher max power output. If the amp needs 250W, then the 36V can not deliver enough current and you need the 10A version. You need to find out from Aiyima whether the 6A version is enough, unless the published specs already provide that information.
 
P

paulwgraber

Junior Audioholic
Well it’s 600 watts total for full power in mono mode. Dayton BS are 4ohm at 300watts each in series
 
Eppie

Eppie

Audioholic Ninja
Chart calls for only 6A so the 36V supply will yield more power at the speaker terminals than the 24V. The trade off is that the amp will likely run hotter at high volumes. I have no experience with bass shakers so I can't predict how well the Aiyima will handle them. Hopefully another forum member will chime in.
 

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