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SA-1000 Audiophile Tube Preamplifier Audio Electric Tube Amplifier 4 Inputs 2 Outputs Audio Interfaces Lossless Audio Switching Amplifier Built-in 5532 Chip SA-1000 preamplifier is designed with an all-aluminum enclosure and built-in audiophile-grade 6H3N tubes, integrating a tube preamplifier and a lossless audio switcher into a single unit to achieve low-distortion, highly restored audio signal processing. circuit is an independent design, easily solving insufficient line output, sound conversion noise, and other problems to ensure a pure, real audio output experience. Built-in 5532 operational amplifier chip, with volumes adjustment and high and low sound adjustment functions, you can customize it according to parameters of different audio equipment to achieve high sound effect. earphone section also adopts a 5532 chip, which can easily handle various impedance headphones on market, providing clear and delicate, dynamic, and powerful sound performance, bringing you a feast for your ears. As a comprehensive audio device that combines functions of a high bilevel preamplifier, lossless audio switcher and audiophile earphone, SA-1000 is core component for building a desktop audio system, which not only provides a rich interface of 4 simultaneous inputs and 2 outputs, but also ensures that signals are independently isolated from one another and do not interfere with each other. Whether in home entertainment or professional scenarios, it can show superior audio processing capabilities and system compatibility. SA-1000 has a stylish design that blends aluminum alloy housing, vintage tube, and VU table elements. It is compact in size and easy to place on a desktop. At same time, use of gold-plated RCA lotus sockets ensures low impedance and high conductivity for signal transmission and higher durability. Equipped with 4 sets of RCA audio input interfaces, it can access various audio source devices such as cellphones, computers, players, CDs, etc., and is connected to audio devices such as amplifiers, active speakers, etc. through 2 sets of RCA audio output interfaces to realize free switching and selection, ensuring that each link achieves a high level of sound quality performance.<br><br> audiophile electronic tube preamplifier is a high-end audio equipment that combines vintage and modern technology. It takes audiophile-grade electronic tubes as its core and realizes delicate restoration of audio signals through superior rendering of electronic tube tones and low-distortion signal processing. It is equipped with multi-channel audio input and output interfaces, using separate circuit designs to ensure purity and stability of signal transmission. Users can customize adjustment according to their preference and characteristics of audio system with help of treble and bass adjustment function to achieve high sound quality performance.<br><br>Specifications:<br>Working voltage: 12 V<br>Name: Electric Tube Amplifier<br>Harmonic distortion: 0.04% typically<br>Input sensitivity: 0.775V<br>Package size: 242 * 180 * 118mm / 9.53 * 7.09 * 4.65in<br>Headphone maximum : 160mW/32<br>Item size: 145 * 85 * 85mm / 5.71 * 3.15 * 3.15in<br>Input signal: 4 signals<br>Frequency response: 20HZ-20KHZ<br>Treble and bass adjustment ranges: ±6DB<br>Headphone output load negative resistance: 32-300<br>Material: aluminum alloy<br>Output signal: 2 stereo signals<br>Package weight: 800g / 1.76lb<br>Signal-to noise ratio: 100DB(20HZ-20KHZ)<br><br><br>Packing List:<br>1 * Electric Tube Amplifier<br>1 * Adapter<br>

• Superior Audio Processing and Restoration Technology: The SA-1000 preamplifier is designed with an all-aluminum enclosure and built-in audiophile-grade 6H3N tubes, integrating a tube preamplifier and a lossless audio switcher into a single unit to achieve low-distortion, highly restored audio signal processing. The circuit is an independent design, easily solving the insufficient line output, sound conversion noise, and other problems to ensure a pure, real audio output experience.
• Professional Sound Quality Optimization Function: Built-in 5532 operational amplifier chip, with volumes adjustment and high and low sound adjustment functions, you can customize it according to the parameters of different audio equipment to achieve the high sound effect. The earphone section also adopts a 5532 chip, which can easily handle various impedance headphones on the market, providing clear and delicate, dynamic, and powerful sound performance, bringing you a feast for your ears.
• Highly Integrated and System Compatibility: As a comprehensive audio device that combines the functions of a bilevel preamplifier, lossless audio switcher and audiophile earphone, SA-1000 is the core component for building a desktop audio system, which not only provides a rich interface of 4 simultaneous inputs and 2 outputs, but also ensures that signals are independently isolated from one another and do not interfere with each other. Whether in home entertainment or professional scenarios, it can show superior audio processing capabilities and system compatibility.
• Comprehensive Audio Input and Output Configuration: Equipped with 4 sets of RCA audio input interfaces, it can access various audio source devices such as cellphones, computers, players, CDs, etc., and is connected to audio devices such as amplifiers, active speakers, etc. through 2 sets of RCA audio output interfaces to realize free switching and selection, ensuring that each link achieves a high level of sound quality performance.
• Premium Material and Long Durability: The SA-1000 has a stylish design that blends aluminum alloy housing, vintage tube, and VU table elements. It is compact in size and easy to place on a desktop. At the same time, the use of gold-plated RCA lotus sockets ensures low impedance and high conductivity for signal transmission and higher durability.