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PREOWNED – FULLY TESTED – INCLUDES ORIGINAL BOX/PACKING, MANUAL, PSVANE TUBES (110 HOURS OF USE)
Atlas Dark Upgrade Features:
– Upgraded main circuit board (from version I and II)
– Upgraded power supply
– Upgraded signal tubes
– Upgraded coupling capacitors
– Upgraded Cardas rhodium binding posts
– Upgraded resistors and caps in key spots
– Dark face plate
The Atlas Magnum III was designed to box outside of its weight class and in that spirit it is truly a world champion. Handily outperforming amplifiers costing many times its price, the Rogue Atlas Magnum III sets a new standard in affordable tube amplification. With circuitry borrowed from our most advanced amplifier designs, the Atlas effortlessly conveys the detail and nuance of even the most complex musical passages. And with 100 WPC of pure tube power on tap, the Atlas Magnum III is capable of realistic volume levels that will rival the clarity and presence of the original performance.
From a technical standpoint, the Atlas Magnum III represents the cutting edge of tube amplifier design. An oversized linear power supply stores tremendous energy for the dynamic headroom great performances demand. A new Ultralinear/Ttriode switch allows for both modes of operation; Ultralinear for slam, and pure triode for the ultimate in tube smoothness. The tube circuitry is first rate with short signal paths and low noise design. Finally, precision components are used to provide the transparency and air that are so critical to accurate musical reproduction.
– General Features and Specifications:
– 100 WPC
– 20Hz-30KHz bandwidth
– Ultralinear/Triode switch
– 4 and 8 ohm transformer taps
– Slow start turn on sequencing
– Massive high storage linear power supply
– (2) 12AX7, (2) 12AU7, (4) KT88* output tubes
– Gold plated RCA inputs
– Machined aluminum faceplate
– All precision components
– Fully tested, burned-in, and auditioned
– Detachable IEC power cord
– 18″ W x 17″D x 6.75″ H (actual)
– 25″ W x 23″D x 11″ H x 55 LBs (shipping dimensions)
– power requirements: 120V/240V – 50/60Hz
– Entirely designed and hand built in the USA
Generating expert take…
Rogue Audio was founded in 1996 by Mark O'Brien and two colleagues from Bell Laboratories, establishing itself as a Pennsylvania-based manufacturer of high-quality audio electronics. The company, headquartered in Brodheadsville in the Pocono region, has built its reputation on American craftsmanship, with every product hand-built at its own facility. O'Brien, who holds a degree in physics from Cal Poly and previously worked designing laser systems, brought both technical expertise and a commitment to sonic excellence to the venture. The company's founding philosophy centered on creating audio components that the designers themselves would want to own.
Rogue Audio specializes in tube, solid-state, and hybrid audio components across a focused product range that includes integrated amplifiers, power amplifiers, preamplifiers, phono stages, and headphone amplifiers. The brand is particularly known for its vacuum-tube-based designs, which form the core of its engineering identity. The current lineup comprises approximately 16 to 17 models, each engineered with meticulous attention to circuit topology and layout. Notable products include the Cronus integrated amplifier series, which has become a reference point in the mid-to-high-end market.
Rogue Audio occupies a distinctive position as a boutique, high-end manufacturer that prioritizes value and accessibility without compromising sonic performance or build quality. The brand appeals to discerning audiophiles who appreciate American-made tube electronics and sensible pricing relative to performance. Its commitment to local sourcing and manufacturing, combined with a design philosophy rooted in personal conviction rather than market trends, has earned respect among audio enthusiasts and reviewers. Rogue represents the intersection of engineering rigor, tube-amplifier tradition, and practical American manufacturing.
See all Rogue Audio listings on RADAR.
