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<blockquote data-quote="keep_hope_alive" data-source="post: 7578676" data-attributes="member: 576029">XM-4060GTX<a href="http://a248.e.akamai.net/pix.crutchfield.com/Manuals/158/158XM4060.PDF" target="_blank">http://a248.e.akamai.net/pix.crutchfield.com/Manuals/158/158XM4060.PDF</a>60 watts RMS x 4 at 4 ohms75 watts RMS x 4 at 2 ohms60 watts RMS x 2 + 150 watts RMS x 1 in 3-channel mode4- or 3-channel output (no 2-channel operation)Tri-way capable (Tri-Way crossover required)CEA-2006 compliantrequires an 8-gauge wiring kit — wiring and hardware not included with amplifierMOSFET power and output stagesrear-channel high-pass/low-pass crossover (50-300 Hz, 12 dB/octave)front-channel high-pass crossover (50-300 Hz, 12 dB/octave)preamp- and speaker-level inputsgold-plated connectorsvariable bass boost (0-10 dB at 40 Hz)XM-502Z<a href="http://www.docs.sony.com/release/XM502Z.pdf" target="_blank">http://www.docs.sony.com/release/XM502Z.pdf</a>60Wx2120Wx1what impedance is the sub?&nbsp; single 2 ohm or 8 ohm?<a href="http://www.sonicelectronix.com/item_142_Audiobahn-AW831T.html" target="_blank">Audiobahn AW831T 8&quot; Natural Sound Series Subwoofer AW 831T</a>you can&#039;t drive a mono 2 ohm load and you don&#039;t want to drive a mono 8 ohm load.&nbsp; in order to use those amps, you want a mono 4 ohm load.refer to the manuals for wiring instructions when using a sub.</blockquote>

[QUOTE="keep_hope_alive, post: 7578676, member: 576029"] XM-4060GTX [URL="http://a248.e.akamai.net/pix.crutchfield.com/Manuals/158/158XM4060.PDF"]http://a248.e.akamai.net/pix.crutchfield.com/Manuals/158/158XM4060.PDF[/URL] 60 watts RMS x 4 at 4 ohms 75 watts RMS x 4 at 2 ohms 60 watts RMS x 2 + 150 watts RMS x 1 in 3-channel mode 4- or 3-channel output (no 2-channel operation) Tri-way capable (Tri-Way crossover required) CEA-2006 compliant requires an 8-gauge wiring kit — wiring and hardware not included with amplifier MOSFET power and output stages rear-channel high-pass/low-pass crossover (50-300 Hz, 12 dB/octave) front-channel high-pass crossover (50-300 Hz, 12 dB/octave) preamp- and speaker-level inputs gold-plated connectors variable bass boost (0-10 dB at 40 Hz) XM-502Z [URL="http://www.docs.sony.com/release/XM502Z.pdf"]http://www.docs.sony.com/release/XM502Z.pdf[/URL] 60Wx2 120Wx1 what impedance is the sub? single 2 ohm or 8 ohm? [URL="http://www.sonicelectronix.com/item_142_Audiobahn-AW831T.html"]Audiobahn AW831T 8" Natural Sound Series Subwoofer AW 831T[/URL] you can't drive a mono 2 ohm load and you don't want to drive a mono 8 ohm load. in order to use those amps, you want a mono 4 ohm load. refer to the manuals for wiring instructions when using a sub. [/QUOTE]

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