Subwoofers — Yamaha TRUE X SUB 100A

The TRUE X SUB 100A is a powered subwoofer from Yamaha's TRUE X line rather than the numbered NS-SW range, built in a slim cabinet format for placement where a deep box is impractical. This model represents a different design brief from Yamaha's conventional NS-SW range, prioritising a shallow footprint over the deepest possible bass extension.

Position in line

It has a shallower rated bandwidth than the NS-SW300 in exchange for a slimmer 18.7 cm depth. This deliberate positioning as a separate product line, rather than simply another NS-SW tier, signals Yamaha engineered this model around a different placement constraint rather than treating it as a minor variant.

Key specs that matter

Rated response is 35 Hz to 100 Hz, a narrower and shallower-reaching window than the NS-SW100 or NS-SW300, a direct consequence of the shallow cabinet's more limited internal volume compared with the conventional NS-SW range. The built-in amplifier is rated at 100 W. At 18.7 x 40.7 x 40.9 cm and 9.4 kg the cabinet is notably shallower than the NS-SW models, trading some bass extension for a slimmer footprint that should fit behind furniture or in a shallow alcove where a conventional subwoofer would not.

Sound and use context

Expect useful bass reinforcement above 35 Hz rather than the deepest home-theatre effects, a direct consequence of the shallower cabinet's more limited internal volume - a sensible trade-off for a specific placement constraint rather than a compromise buyers should regret if a slim profile is needed.

Pairing

Standard subwoofer-level inputs work with any AV receiver or stereo system offering a subwoofer output, so it integrates as easily as a conventional subwoofer despite its different cabinet proportions.

Alternatives

The NS-SW100 and NS-SW300 both reach lower in frequency from a deeper cabinet - the choice against this model comes down to whether cabinet depth or bass extension matters more for the room, a genuine and specific trade-off worth weighing carefully before purchase. Buyers specifically constrained by cabinet depth should compare this model careful measurements against their available space before assuming a conventional subwoofer would not somehow still fit. A dealer demonstration alongside the deeper NS-SW100 or NS-SW300 helps set realistic expectations for the bass extension trade-off this slim design represents.