Potato score: 91.42

91%

Rogue Audio The RP-9 v2 Preamplifier #1
Rogue Audio The RP-9 v2 Preamplifier variant 1
Rogue Audio The RP-9 v2 Preamplifier variant 2

Rogue Audio The RP-9 v2 Preamplifier

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With the preamplifier, our award winning hardware and software platform has been taken to a new level. From the outset, our overarching design goals were directed at maintaining near perfect signal integrity along with an ultra-wide bandwidth, low distortion and vanishingly low noise floor. The innovative and proprietary circuitry is designed around the Russian military's 6H30P tubes in a balanced configuration that stretches the bounds of modern preamplifier technology. The results translate into amazing detail, smoothness and refinement which has effectively redefined the level of performance that can be expected from a reference caliber preamplifier.


While sacrificing nothing to sonic integrity, the preamplifier affords all one can expect from a feature rich preamplifier. Included in the design are a home theater bypass, processor loop, mono button, and an elegant easy to read OLED display. A machined aluminum 10 button remote provides further convenience. Also included is a highly capable 2 watt tube based headphone amplifier. Two pairs of XLR balanced inputs and three pairs of RCA line level inputs provide for a variety of sources while two pairs of balanced outputs and two sets of RCA variable outs allow for a wide range of output connectivity.


Our driving design goal was to set an entirely new benchmark in vacuum tube preamplifier technology - we believe we have succeeded.

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Overall Score 91/100

Rating for [object Object]

Deliciously Crispy

Rogue Audio The RP-9 v2 Preamplifier

The RP-9 v2 is Rogue Audio's flagship tubed preamplifier, built around four 6H30P tubes to deliver unusually clean, detailed playback from a very quiet background. Reviewers such as Bob Grossman -- Enjoy the Music.com and Contributor Articles note its combination of high transparency, authoritative low end and agile attack/decay. The result is a concert-hall sense of space — increased depth, width and precise imaging — alongside robust dynamics that remain controlled at high levels. Construction is solid (heavy front plate, quality caps) and the feature set (balanced I/O, HT bypass, OLED remote, tube headphone amp) makes it flexible in serious systems. For audiophiles seeking a musical yet revealing tube preamp, the RP-9 v2 offers pro-level performance that reviewers found to justify its premium positioning.

Enjoy The Music

"I was amazed that the sound could be that much better than my RP-7, which I felt was wonderful."

Pros

  • Exceptional transparency and very low noise floor that lets micro-detail and layered imaging emerge.
  • Strong, well-controlled dynamics with speedy attack and decay; can handle loud peaks without audible compression.
  • Wide, deep soundstage and precise imaging that creates a concert-hall sense of space and separation.

Transparency

93/100

Multiple reviewers praised a 'quieter' and 'darker' background and 'remarkable levels of transparency,' with details appearing from a silent background; the RP-9 is repeatedly described as very revealing without obvious tube glare. Tube design typically limits absolute transparency, but the 6H30P implementation is repeatedly noted as non-traditionally warm and exceptionally clean, justifying a top-tier transparency score.

Sound Quality

90/100

Dynamics

90/100

Both reviews call the RP-9 'dynamic' with speedier attack and decay, and note it can be driven louder without compression or distortion; reviewers reported maintaining control through peaks (90–100+dB playback). This strong dynamic performance (micro and macro) merits a high score.

Soundstage Imaging

91/100

Reviewers report increased depth, width and height, with layers of sound appearing behind and around the speakers and a concert-hall sense of space; images are described as 'spinning everywhere' with excellent separation. The RP-9 clearly enhances spatial presentation and imaging precision, earning a top-tier score.

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Build Quality

90/100

The chassis and front panel are described as heavy and well-made, with quality parts inside (Vishay parts, Mundorf caps) and an accessible top hatch; reviewers note solid construction and thoughtful implementation. No mechanical or reliability concerns are mentioned, supporting a strong build-quality rating.

Features Connectivity

94/100

Feature set is comprehensive: HT bypass/unity-gain inputs, three RCA inputs, two pairs of balanced XLR inputs and outputs, fixed and multiple variable outputs, processor loop, OLED remote and a tube-based high-power headphone amp. This is a fully featured active preamp implementation (balanced I/O, headphone amp, HT bypass, remote, multiple outputs), meriting a top-range features score.

Value for Money

90/100

Reviewers explicitly call the price point 'extremely competitive' and say the 'price of admission... is justifiable'; one review lists Price: $7,495. Given the sonic performance, features and build, reviewers consider the RP-9 a justified premium purchase, supporting a high value score for its class.

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