Rogue Audio Cronus Magnum III Tube Integrated Amplifier – Open Box Demo

Open Box Demo – Fully Tested and Auditioned

Experience the award-winning sound of the Rogue Audio Cronus Magnum III – one of the most acclaimed all-tube integrated amplifiers in its class. This open-box demo unit is in excellent condition, fully tested, burned in, and ready for serious listening.

Hand-built in the USA, the Cronus Magnum III delivers a stunning 100 watts per channel of pure tube power using KT88 output tubes, with circuitry derived from Rogue’s top-tier designs. The sound is dynamic, smooth, and engaging, with the hallmark warmth and depth that only a well-designed tube amp can deliver.

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Key Features:

•             100 WPC using (4) KT88 tubes

•             MM/MC phono stage with selectable 45dB/60dB gain and 5 load settings

•             Triode/Ultralinear switch for two distinct sonic signatures

•             Dedicated MOSFET-based headphone amp – drives demanding headphones with ease

•             Aluminum remote for volume/mute

•             Buffered variable outputs for subwoofers or bi-amping

•             High-quality build: gold-plated RCA jacks and speaker binding posts

•             Oversized linear power supply for superior bass and dynamic headroom

•             Precision components and short signal paths for maximum transparency

•             Detachable IEC power cord

•             Hand-built in the USA

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Connectivity:

•             4 RCA inputs: Phono, Line 1, Line 2, Line 3

•             Phono stage supports both MM and MC cartridges

•             1/4” headphone jack on front panel

•             Buffered pre-outs for subwoofer or external amp use

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Specifications:

•             Bandwidth: 5Hz – 30kHz ±1dB

•             Tube complement: (2) 12AX7, (3) 12AU7, (4) KT88

•             Dimensions: 18" W x 17.5" D x 6.75" H

•             Power: 120V/240V – 50/60Hz (user selectable)

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Condition:

Open box demo from a controlled environment, fully functional and auditioned to ensure peak performance. Comes with remote, manual, power cord and full tube complement. Tube cage not included but available separately from Rogue Audio. An original factory shipping box can be ordered (at an additional cost) upon request for safe transport.

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Why Buy the Cronus Magnum III?

This is not just another tube amp—it's a high-performance, full-featured, audiophile-grade integrated amplifier that competes with gear costing several times more. Whether you're spinning vinyl, streaming digitally, or relaxing with headphones, the Cronus Magnum III delivers serious musical engagement with rock-solid build quality and flexibility.

⚠️ Quick FAQ

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• Shipping/Pickup: "Local Pickup Only" means no shipping. Otherwise, carrier rates apply.
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• What’s Included: Exactly what is pictured/described. If it's not listed, it's not included.
• Returns: Sold as-is. Returns accepted for verified defective gear only; no buyer's remorse.
• Inspections: Prices are firm marketplace rates for quick pickup. Visual inspection welcome. Full audio bench testing/demos will increase the final price to cover time and setup labor.