FX-Audio Tube-02 Pro Tube Headphone Amplifier, Vacuum 5725 Tube Preamp, Mini Hi-Fi Integrated Stereo Class A amp Supports 32-600 ohms of Headphones, for Stereo Amplifier/Active Speaker — Open-Box, 27% Off

TUBE-02 PRO is a Class-A tube headphone amp,which uses 5725 tubes to amplify signal.It has a strong tube flavor,fine tone,and high performance,bringing extremely high-quality listening experience Adopt transistors for class A buffer,strong output power can easily drive any kind earphones,,output power up to 850mW.And audiophile-grade coupling capacitors is adopted to td the sound more sweet and transparent Has two sets of line outputs,through the tube.The design is novel, and the variant amplification of internal transistor and electron tube is processed by tube output,which solves the trouble of plugging in and out when enthusiasts use multiple sound sources It can be used as the Pre-amplifier of all kinds of audio amplifier , active speaker or phono/turntable, and improve the sound quality of audio amplifier or active speaker.The black frosted texture looks simple and elegant，makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system With high gain mode, the gain can be increased by +2.5dB. The tube can be replaced by 6J1, 6J2 tubes freely (other models are temporarily incompatible),adding much fun and higher playability

Technical Specs

Brand:FX-AUDIO-

Model:TUBE-02 PRO

Working Voltage:12V

Tube model: 5725

Headphone output power: THD+N<1%  

850mW(32Ω)  450mW(64Ω)  256mW(150Ω) 130mW(300Ω) 65mW(600Ω)

Line Output Level:1.7rms

SNR: Line Output 114dB  Headphone output 113db

Frequency Response:20-40KHz

Output Impedance:<0.1Ω

Power Consumption:6W

Noise Floor:<1mV

Standby:<0.1W

weight:0.7kg

Package dimensions:25CM*20CM*7CM