https://acousticresearchspeakers.net Sun, 12 Apr 2026 11:42:48 +0000 en-CA hourly 1 https://wordpress.org/?v=4.1.1 https://acousticresearchspeakers.net/2025/11/ar-p428ps-amplifier-lot-tested-unit-crossovers-wiring-projectparts/ https://acousticresearchspeakers.net/2025/11/ar-p428ps-amplifier-lot-tested-unit-crossovers-wiring-projectparts/#comments Thu, 20 Nov 2025 03:47:51 +0000 https://acousticresearchspeakers.net/2025/11/ar-p428ps-amplifier-lot-tested-unit-crossovers-wiring-projectparts/ read more »]]>









Condition summary: one tested and working, other untested due to broken terminals, boxes not salvageable, crossovers/wiring included. Use case: restoration projects, parts harvesting, experimentation. Condition Disclosure: These amplifiers were pulled from AR P428PS speakers. One tested and working; others untested due to broken terminals. Boxes not salvageable, but crossovers and wiring included. Crossovers and wiring bagged separately, double-boxed for safe transit.

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