Nobsound Mini Vacuum Tube Preamp Stereo Home Preamplifier w/Treble

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Sign Up Now ! Nobsound Mini Vacuum Tube Preamp Stereo Home Preamplifier w/Treble Bass Control Item description Features

• The Heart of Your HiFi System: TUBE-T4C, a stereo tube preamp designed for your home audio setup. Featuring standard RCA input and output, it effortlessly connects to a wide range of audio sources like PC, phone, tablet, or CD player etc. Simply link its output to your existing power amplifier or active speakers for an instant, significant sound upgrade.  

• Elevate Your Sound: This Class A tube preamp breathes new life into your tracks, filtering out digital harshness and imbuing your audio with an irresistible warmth, rich depth, and expansive soundstage. Its reasonable circuit layout ensures a silent background and clean output.

• Customize Your Audio: Tailor your sound by simply swapping tubes. Explore different sonic flavors and personalize your listening experience. It's a simple way to customize your audio and discover new dimensions in your favorite tracks.  

• Precise Tone Control: Fine-tune your audio to perfection with independent bass and treble knobs. Easily adapt the sound to suit your gear and personal taste. Whether you're an audiophile or just love great sound, the precise tone control can get the most out of your HiFi setup.

• Compact Size Fits Any Setup: Designed for modern living, the mini preamp boasts a compact size that seamlessly fits into any desktop audio setup. Get rich, warm analog sound in a small footprint, making it the perfect choice for space-conscious audio enthusiasts.   

Warm tips 1.The TUBE-T4C is a preamplifier and must be paired with a power amplifier or active speakers. It cannot directly connect passive speakers.  2.Please use the supplied DC 5V/2A power adapter to ensure optimal performance of the TUBE-T4C. If using other power supply, make sure it provides at least 2A current. Otherwise, the TUBE-T4C may not function properly.  3.TUBE-T4C adopts pluggable tube socket, default 6J5 vacuum tubes, can be replaced by 6J1, 5654, 6AK5, EF95 etc. For a full list of compatible tube models, please refer to the user manual.    Parameters

• Brand: Nobsound
• Model: TUBE-T4C
• Audio input: Stereo RCA
• Audio output: Stereo RCA
• Frequency response: 20-30KHz
• SNR: 100dB
• Voltage amplification: 2.5 times
• Input voltage: DC 5V/≥ 2A (5.5*2.5mm) 
• Dimensions (W*D*H): 78*82*32mm / 3.07*3.23*1.26in
• Package dimensions (W*D*H): 135*85*90mm / 5.31*3.34*3.54in 
• Net weight: 230g/ 0.51lb
• Package weight: 400g / 0.88lb

Packing list

• 1* TUBE-T4C Preamp
• 2* 6J5 Tubes
• 1* DC 5V Power Adapter
• 1* User Manual

Payment Fast Shipping Return Policy About us Contact us Payment Safe and secure payment by PayPal. Fast Shipping

• The items are located in US, and will be shipped within 1 working day, 2-6 working days to deliver.

Return Policy

Free Return Within 30 Days

We provide free return with 30 days for all items you bought on eBay, full refund and return shipping will be provided.

1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes).

If you are satisfied with our products and service please leave a 5-star . Feedback is very important to us just like our lives, please DO contact us before you leave a neutral or negative feedback, we will provide better solutions until you are satisfied.

About us Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc.   As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable.   We will spare no efforts to bring great products and service for customers and extremely to improve our customers’ listening experience. Contact us Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at:    Working time

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