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Is this the kind of sub amp bargain you rarely see? At US$80, it lands well below the 25th percentile of recent used comps, so this looks like a strong buy rather than a merely fair one. Against a typical used market centered around US$300, the asking price has real upside if the unit is complete and functioning properly.
That makes it especially attractive for someone who wants serious subwoofer-drive capability without paying full freight. The appeal here is straightforward: a purpose-built 350W DSP amp from a respected pro-audio-style brand, likely a clean way to power a passive sub in a custom setup. At this price, the main thing to confirm is basic working order and that any needed wiring, rack ears, or DSP setup access are included; if so, it’s a very good pickup.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Triad: Heritage and Positioning
Triad was founded in 1981 in Portland, Oregon, where it remains headquartered and manufactures its products today. The company has built its reputation over more than four decades as a specialist in custom audio solutions, hand-crafting speakers to order in its own factory using eco-friendly processes. This commitment to domestic manufacturing and bespoke production has become central to Triad's identity in the premium audio market.
The brand's product portfolio centers on architectural and custom installation speakers, encompassing in-wall, in-ceiling, in-room, and on-wall loudspeaker designs tailored for residential applications. Triad has expanded significantly in recent years, introducing amplifiers, home cinema speakers, and subwoofers alongside its core speaker offerings. The company has also established itself as a pioneer in immersive audio technologies, delivering solutions optimized for Dolby Atmos, DTS:X, and Auro 3D formats—positioning it squarely in the high-end home theater and whole-home audio segment.
Triad occupies a luxury tier of the audio market, distinguished by its emphasis on design aesthetics, sonic performance, and customer service. The brand targets custom integrators and discerning residential clients seeking premium, visually integrated audio solutions rather than traditional component-based systems. Its hand-built manufacturing process, American production, and focus on bespoke customization reinforce its positioning as a high-end boutique manufacturer rather than a mass-market player, appealing to audiophiles and integrators who prioritize craftsmanship and tailored solutions.
See all Triad listings on RADAR.
