Rogue Audio
Rogue Audio Stereo 100 Tube Power Amplifier
Best tube amplifier for audiophiles seeking versatile, high-performance sound.
Experience classic tube power with modern precision in the Rogue Audio Stereo 100 Amplifier. This robust, USA-crafted unit delivers dynamic, lifelike sound, offering 100 watts per channel in ultralinear mode and 60 watts in triode mode for versatile speaker matching. Easily switch between modes for different sonic preferences. Features a user-friendly bias system for consistent performance, high-quality components for low distortion, and selectable 4 and 8 ohm output taps. The "Dark" upgrade enhances the experience with a blacker background, increased dynamics, and premium internal components for superior transparency and detail.
$3995.00
Owner Satisfaction
4.7
/ 5
Category Rank
421
/ 1688
#421 in Power Amplifiers
Price vs Category Average
-52%
Below average
Output Power
90
/ WPC minimum
Who it's for
- Audiophiles driving power-hungry speakers with tube warmth
- Listeners wanting adjustable sound profiles for different music
- Owners seeking simple maintenance and easy tube swapping
Who should skip it
- Budget-conscious buyers looking for entry-level amplification
- Users with limited space or poor ventilation setups
- Listeners wary of high long-term maintenance expenses
Performance breakdown
Sonic Versatility
Switchable triode and ultralinear modes adapt perfectly to diverse speaker pairings.
Build Integrity
Heavy-duty construction and USA craftsmanship ensure long-term reliability and performance.
Maintenance Ease
Integrated bias meter makes routine tube maintenance straightforward for any user.
Power Delivery
Massive regulated power supply provides effortless headroom for demanding musical passages.
Signal Transparency
Premium internal components minimize distortion for a clean, highly detailed output.
Component Quality
High-grade gold-plated connectors ensure a robust and stable signal path.
Key Specs
Output Power
90 WPC minimum
RCA Input
Heavy-duty gold plated
Binding posts
Heavy-duty gold plated
Input Impedance
200K Ohms
Frequency Response
5Hz – 50KHz ±1dB
Total Harmonic Distortion (THD)
<0.1% typ., <1.0% at rated power
Dimensions
18"W x 17"D x 7"H
Weight
60 lbs.
Features
- Selectable Triode/Ultralinear Modes
- User-friendly bias system with meter
- Hand-built in the USA
- Premium internal components
- Enhanced 'Dark' version upgrade
- 100 watts of pure tube power
- Massive fully regulated power supply
- High-quality connectors
What customers say
Customers overwhelmingly praise the Rogue Audio Stereo 100 for its exceptional sonic performance, delivering a rich, warm, and detailed soundstage. The switchable triode and ultralinear modes offer valuable versatility for tailoring the listening experience. Beyond the captivating audio, users appreciate the robust build quality and elegant design, suggesting durability. The convenient auto biasing simplifies ownership. Many consider this amplifier a true giant killer, offering high fidelity and craftsmanship often reserved for much costlier equipment. It is highly recommended for audiophiles seeking a compelling tube experience that delivers outstanding value.
Know before you buy
Ultralinear mode provides 100 watts per channel, offering more power and punch for demanding speakers. Triode mode reduces the output to 60 watts per channel, which many listeners prefer for its smoother, more intimate, and harmonically rich presentation.
The Stereo 100 features a user-friendly integrated bias meter system that makes the process straightforward. You can easily monitor and adjust the bias to ensure your tubes are performing optimally without needing specialized external equipment.
Yes, the amplifier includes user-selectable output taps for both 4 and 8-ohm speakers. This ensures you can achieve an optimal impedance match for your specific speakers, maintaining performance and efficiency.
The 'Dark' upgrade incorporates premium internal components and refined circuitry to lower the noise floor. This results in a 'blacker' background, which improves transparency, detail retrieval, and overall dynamic range compared to the standard model.
With an input sensitivity of 1.0V RMS and a high input impedance of 200K ohms, the Stereo 100 is compatible with a wide range of preamplifiers. It will pair well with most standard line-level sources and preamps without impedance matching issues.
The unit measures 18 inches wide, 17 inches deep, and 7 inches high. Because it is a tube amplifier that generates heat, ensure you place it on a sturdy surface with plenty of open space above and around the chassis for proper ventilation.
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$3995