More practical implication of high current amp is that they can deliver needed power in difficult lower impedance load. Ohm's law says when the load impedance goes down by 1/2 (say from 8 Ohm to 4 Ohm), it requires twice as much current in order to maintain the same voltage. High current amp will be able to maintain the voltage when the impedance drops to 4/2 Ohms, thus "double down" on the power. Current limited amps will supply constant the amount of current in 8/4/2 Ohm load, thus the power supplied will decrease as the impedance drops.
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- 34 posts total
- 34 posts total