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Front view of Feliks Audio Arioso 300B Integrated Tube Amplifier with vacuum tubes and black chassis on white background

Feliks Audio Arioso 300B Integrated Tube Amplifier

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Feliks Audio's Arioso 300B tube speaker amplifier is the perfect match for high efficiency speakers to recreate a live-like music experience. Arioso is a single ended A-class amplifier that is engaging and fast with a neutral sound signature - showcasing 300B single ended magic at its best.

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Powered by the legendary 300B tubes

Developed to drive high efficiency speakers with up to 8 Watts of power per channel for neutral yet powerful sound.

The amplifier is built around the famous 300B power tubes and CV181 (6SN7) driver tubes. It is fully handmade from high quality, carefully selected components and can be operated by the remote control included.

Technical Specifications

• Power Output: 2x 8W

• Frequency Response: 15Hz-32KHz +/- 3dB

• Input Sensitivity: 1V RMS

• Impedance: 100KOhm

• THD: 0.3% 1KHz at output power = 1W | 2.5% 1KHz at output power = 8W

• Speaker Output: 4 and 8 Ohm

• Input Selector: 3 RCA inputs to choose from panel or remote

• Power Consumption: 140VA

• Dimensions (without tubes): 435x381x203mm (17.1x15x7.9in)

• Weight: 35kg (55lb)

• Tubes: CV-181 mk2 Driver Tubes | 300B Power Tubes | 5C3S Rectifier tubes


What's Included

• Beautifully hand-crafted Tube Amp

• Tubes set: 2x300B, 2x6N8S, 1x5C3S

• Remote Control (without CR2032 battery)

• AC cord

• User Manual

• Warranty Card

Line drawing of the Feliks Audio Arioso 300B Integrated Tube Amplifier by Feliks Audio, showing five large vacuum tubes (labeled 1-5) above their sockets with arrows indicating placement—perfect for high efficiency speakers.

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