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Re: JBL STX and Crown XTi



When you consider the STX impedance curve goes from 3.16 to over 32 ohms, 3 dB does not seem like a HUGE range.


The IEC standard (IEC60268-3) allows any impedance above the rated value, but limits the impedance below. It does not allow the rated impedance to fall below  80 % of the nominal value at any frequency.


Seems to me that 3.16 ohms is only 79% of 4 ohms...