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Roy W. Rising wrote:
jakdedert wrote: Scott Dorsey wrote: rookie wrote: is it a bad idea to hook 2 speakers in-line from one terminal on the reciever? If you parallel speakers, you reduce the load impedance the amp sees. If you put two 8-ohm speakers in parallel across an amp, the amp will see a 4-ohm load. If the nameplate on the amp says "Minimum load impedance 4 ohms" this is fine. If it says "Minimum 6 ohms" it is not. --scott But if one of the speakers is 4-ohms, things get interesting. The load doesn't go down all that much (3.2-ohms), but the 4-ohm speakers will be louder than the 8-ohm ones. jak The volume of the speakers really depends on their efficiency, with limited regard to impedance. Trying to put it in terms the OP will understand.... In fact, what will happen is that the 4-ohm speakers will draw twice as much power. How that relates to loudness is more complex and assumes--as you note--facts not in evidence. Also, the impedance at any given frequency will vary, leading to a different response curve compared to each being driven by its own amplifier. For the OP; suffice to say that it's a crapshoot. As Scott says, if both are 8-ohm (rated) speakers, and the amplifier is rated capable of driving 4-ohm loads, it's probably 'safe' enough. If *either* of the above is not true, probably not. Whether it's a good idea requires more information. (It usually only works well if both speakers are identical.) jak |
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