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The ADM-30.1’s age matters mainly because it is an older custom-installation-era amplifier rather than a current-generation product, but that does not make this listing stale. At US$170, it sits just above the recent comparable median of US$162 and slightly above the 75th-percentile figure of US$166, so the price is a touch ambitious rather than a bargain. A modest negotiation would make it properly attractive.
It is a useful, unfussy two-channel power amp with genuine low-impedance capability, rated at 40 watts per channel into 8 ohms and designed to handle demanding 2-ohm loads. Its input-level control, audio-sensing turn-on, 12V trigger, and compact rack-friendly chassis add practical value for system integration. Confirm that both channels are quiet, the auto-on/trigger functions work, and the original power cord is included; at this price, clean operation should be non-negotiable.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Integra traces its roots to 1969, when Japanese audio pioneer Onkyo launched the brand to showcase its most prestigious electronics, emphasizing integration and fusion in high-performance systems. Evolving from a premium label under Onkyo, it became an independent division in 1999 or 2000, targeting custom installers with gear optimized for seamless home automation. Today, under the Premium Audio Company—recently acquired by Gentex—Integra maintains its Japanese heritage while expanding accessibility beyond specialist networks.
The brand specializes in premium AV receivers, processors, and home theater components, including multi-channel amplifiers like the DRX 5.4 with 120W power output per channel. Its lineup features CD, DVD, and Blu-ray players, all engineered for advanced integration via the proprietary Integra Serial Control Protocol (ISCP). Integra prioritizes expandability, multi-zone capabilities, and smart home compatibility over standalone speakers, turntables, DACs, headphones, or cables.
Positioned as a high-end choice for discerning custom integrators and home theater enthusiasts, Integra commands respect for its world-class build quality, innovative control features, and benchmark-setting performance. No longer confined to niche channels, it now appeals directly to knowledgeable buyers seeking robust, future-proof systems that rival the best in the industry.
See all Integra listings on RADAR.
