Yamaha RX-A4A
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TRACKED RETAILER OFFERSSpecifications · per-field provenance
● SOURCE-TRACKEDCommon questions
ANSWERED FROM THE DATACan the Yamaha RX-A4A drive 4-ohm speakers?
Yes, by its own published rating: the Yamaha RX-A4A states a 4Ω-minimum speaker-impedance rating, which covers 4Ω loads. A specific speaker can still dip below its nominal figure, so check the pairing — our free builder checks this against the exact parts in your build.
Does the Yamaha RX-A4A support Dolby Atmos?
Yes — the Yamaha RX-A4A decodes Dolby Atmos, per its manufacturer-stated spec (source-tracked in the table above). Real Atmos playback also needs enough amplified channels for a height layer — a 5.1.2 layout takes seven — so match the channel count to your speaker plan.
How much power does the Yamaha RX-A4A deliver?
Its stated rating is 110W per channel into 8Ω. Wattage figures are only comparable when the measurement conditions match — channels driven, impedance, and distortion threshold all move the number — so compare like-for-like; our catalog stores those conditions with the value instead of just the sticker.