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Rare SAE A502 Dual High-Resolution Power Amplifier - $950 (berkeley)
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Amplifier is in Excellent Condition.
For your consideration: an exceptional example of American high-fidelity distinction—the Scientific Audio Electronics (SAE) A502 Computer Direct-Line Power Amplifier. Highly coveted by purists for its effortless headroom, ultra-low noise floor, and commanding control over difficult speaker loads, the A502 is a masterclass in solid-state musicality.
This unit perfectly balances studio-grade muscle with an elegant aesthetic presentation, making it an ideal centerpiece for a vintage reference system or a high-end modern analog layout.
Technical Excellence & Sonic Performance
High-Current Delivery: Conservatively rated at an authoritative 200 watts per channel into 8 ohms and 300 watts into 4 ohms in dual-channel stereo mode.
Monoblock Versatility: Readily switchable into Bridged Mono mode, transforming the unit into a devastating 600-watt powerhouse into 8 ohms for ultimate dedicated channel performance.
Computer Direct-Line Topology: Features SAE’s sophisticated direct-line circuit architecture, yielding a vanishingly low total harmonic distortion (THD) of just 0.025%. The result is an incredibly black background, microscopic detail retrieval, and holographic instrument separation.
Industrial Elegance: Housed in a heavy-duty rack-mountable chassis, beautifully framed by premium wood side panels that offer a sophisticated nod to mid-century studio design.
Condition & Integration Notes
Rear Terminals: As meticulously documented in the verbatim reference file, the rear interface is in superb condition. All original high-quality binding posts, gold-plated RCA inputs, factory fuse assemblies, and stereo/mono toggle switches are fully intact, clean, and free of oxidation.
Sonics: Fully tested and operating strictly within factory specifications. It delivers an expansive soundstage, a beautifully liquid midrange, and the tight, gripped low-end slam that made the SAE name legendary among elite audio circles.