Introduction 

　　Nobsound E6 adopts direct heated vacuum tubes, it features excellent characteristics, greater control ability and linearity, much ultra-low distortion, more transparent sound and little background noise compared with indirectly-heated tubes, the sound is so elegant and beautiful that nobody can escape from its intoxicating timbre.

　　Add to Favorites Seller

　　Join newsletter

　　New Arrival

　　Ending Soon

　　View Feedback

　　About Us

　　Contact Us

　　View All Categories

　　Nobsound & Douk Audio

　　Add-on Items

　　US Warehouse

　　UK Warehouse

　　DE Warehouse

　　AU Warehouse

　　Digital Amplifier

　　Tube Amplifier

　　Audio Amplifier

　　Preamp & Phono Stage

　　Headphone Amplifier

　　DAC & Audio Adapter

　　Audio Splitter/Switcher

　　Audio Processor

　　Audio Player

　　Music Spectrum & Clock

　　Empty Chassis

　　Record Player & Turntable Part

　　Power Supply

　　Vacuum Tubes

　　Hi-Fi Speakers

　　Hi-Fi Cable

　　Transformer

　　Radio Communication

　　Audio Accessories

　　Other

　　Home

　　Feedback

　　Save Seller

　　New Listed

　　Ending Soon

　　Contact us

　　Store Category

　　Nobsound & Douk Audio

　　Add-on Items

　　US Warehouse

　　Add-on Items

　　Amplifier

　　Preamp & Phono Stage

　　Headphone Amplifier

　　DAC & Audio Adapter

　　Audio Splitter/Switcher

　　Music Spectrum & Clock

　　Audio Accessories

　　Other

　　UK Warehouse

　　Add-on Items

　　Digital Amplifier

　　Tube Amplifier

　　Hi-Fi Amplifier

　　Preamp & Phono Stage

　　Headphone Amplifier

　　DAC & Audio Adapter

　　Audio Splitter/Switcher

　　Audio Processor

　　Music Spectrum & Clock

　　Record Player & Turntable Part

　　Audio Board & DIY Kit

　　Audio Accessories

　　Other

　　DE Warehouse

　　Add-on Items

　　Digital Amplifier

　　Tube Amplifier

　　Hi-Fi Amplifier

　　Preamp & Phono Stage

　　Headphone Amplifier

　　DAC & Audio Adapter

　　Audio Splitter/Switcher

　　Audio Processor

　　Music Spectrum & Clock

　　Aluminum Chassis

　　Record Player & Turntable Part

　　Audio Board & DIY Kit

　　Radio Communication

　　Audio Accessories

　　Other

　　AU Warehouse

　　Add-on Items

　　Amplifier

　　Preamp & Phono Stage

　　Headphone Amplifier

　　DAC & Audio Adapter

　　Audio Splitter/Switcher

　　Music Spectrum & Clock

　　Audio Accessories

　　Other

　　Digital Amplifier

　　Multi-Function

　　Mono Channel

　　2.0 Channel

　　2.1 Channel

　　4.0 Channel

　　5.1 Channel

　　Tube Amplifier

　　DIY Kit

　　Hybrid Amplifier

　　Mini Tube Amplifier

　　EL34 Tube Amplifier

　　KT88 Tube Amplifier

　　300B Tube Amplifier

　　Other Tube Amplifier

　　Audio Amplifier

　　Mini Amplifier

　　Integrated Amplifier

　　Power Amplifier

　　Audio Board & DIY Kit

　　Preamp & Phono Stage

　　Tube Preamp

　　Digital Preamp

　　Phono Preamp

　　Passive Preamp

　　Audio Board & DIY Kit

　　Headphone Amplifier

　　Mini Headphone Amp

　　Desktop Headphone Amp

　　Portable Headphone Amp

　　Tube Headphone Amp

　　DAC & Audio Adapter

　　Audio Adapter

　　USB DAC

　　Bluetooth Receiver/Transmitter

　　Digital Interface

　　Audio Board & DIY Kit

　　Audio Splitter/Switcher

　　Speaker Switcher

　　Bluetooth & XLR & MIC

　　2 Way

　　3 Way

　　4 Way

　　Multiple Way

　　Audio Processor

　　Guitar Effects

　　Equalizer

　　Audio Mixer

　　Noise Isolator

　　Audio Player

　　Digital Player

　　Record Player

　　CD Player

　　Portable Player

　　Music Spectrum & Clock

　　Analog VU Meter

　　Tube Sound Level Meter

　　LED Sound Level Meter

　　VFD Audio Spectrum

　　LED Clock

　　Nixie Tube Clock

　　VFD Tube Clock

　　IPS Nixie Clock

　　Oscilloscope Tube Clock

　　Board & DIY Kit

　　Other

　　Empty Chassis

　　Small-sized

　　Medium-sized

　　Large-sized

　　Personalized

　　Record Player & Turntable Part

　　Set-up Transformer

　　Record Weight & Clamp

　　Cleaning Kit

　　Scale Gauge

　　Platter Mat

　　Dust Cover

　　Needle

　　Other

　　Power Supply

　　Linear Power Supply

　　Switching Power Supply

　　Power Supply Filter

　　USB Charging Hub

　　Board & DIY Kit

　　Vacuum Tubes

　　Shuguang Tube

　　PSVANE Tube

　　Tube Socket

　　Tube Tester Probe

　　Hi-Fi Speakers

　　Frequency Divider

　　Speaker Unit

　　Hi-Fi Cable

　　RCA Audio Cable

　　1/8 & 1/4 Stereo Jack Cable

　　Speaker Cable

　　USB Cable

　　Optical Fiber Cable

　　Conversion Cable

　　Dock Cable

　　Other

　　Transformer

　　Toroidal transformer

　　Output Transformer

　　Other

　　Radio Communication

　　Tesla Coil

　　Transmitter & Receiver

　　Signal Generator

　　Antennas & Tuners

　　Shortwave Radios

　　Ham Amateur Radio

　　Audio Accessories

　　Volume Controller

　　Mount Stand Bracket

　　Feet & Pads

　　Op Amp

　　Headphone

　　Current Meter

　　Other

　　Other

　　Join Our Newsletter

　　Receive our email newsletters about new items and special promotions!

　　Sign Up Now !

　　HIFI Vacuum Tube Preamp for Home Stereo Speaker Amp Mini Desktop Audio Amplifier

　　Item description

　　 Shipping from USA Warehouse, you will receive it within 1-6 bz days.  

　　Introduction 

　　Nobsound E6 adopts direct heated vacuum tubes, because of difficulties in the control of noise level degree and the balance degree of high, medium and low frequency, and excessive drive current easily affects the balance, this type of tube preamp is rare in the market, but the sound is absolutely amazing compared with in-directly heated tubes, the sound is so elegant and beautiful that nobody can escape from its intoxicating timbre.

　　Features

　　Amazing direct heated tubes design: this type features excellent characteristics, greater control ability and linearity, much ultra-low distortion, more transparent sound and little background noise. The sound is full of space sense with rich details, extended and delicate high frequency, full and mellow mid frequency.

　　Vintage and pluggable 2J27S vacuum tube: military-grade tube with strong quality, adopts pure ceramic tube socket with anti-oxidation contact to ensure the best insulation performance. Pluggable design, can be upgraded to the Soviet Union 2ж27П for tube rolling and sound-shaping to one's preference.

　　Standard RCA connectors and strong compatibility: perfectly work with digital audio source such as phone, MP3, computer, CD, DVD etc. to filter out the digital feeling to get warm and sweet sound, greatly improve the sound for headphone amplifier, power amplifier or active speakers.

　　Mini size with exquisite appearance: compact design adopts metal case and thickened golden panels with better shielding performance, power switch and volume control are integrated into one knob for convenient use, retro slight light red filament iinside tubes decorates audio system mystically.

　　Warm tips: 

　　1. There is a microphone effect of the direct-heated vacuum tubes, please avoid any vibration during use, or else noise will be caused.

　　2. Please note this is a tube preamp, not a headphone amplifier. And NOT include power adapter, you can use phone charger or power bank or computer to power it.

　　3. If you plug vacuum tubes out, please note there are two pins with two black dots and insert them into the holes on both sides of the protruding sockets. Wrong insertion will cause damage.

　　Parameters:

　　Audio input: standard stereo L/R RCA

　　Audio output: standard stereo L/R RCA

　　Voltage amplification: about 6 times (15.6dB)

　　Anode supply voltage: DC 105V (don't touch the socket when E6 is powered)

　　Filament cathode supply voltage: DC 2.2V

　　Frequency response: 20Hz-30KHz

　　Signal to noise ratio: ≥90DB

　　Input voltage: DC 5V-5.5mm*2.5mm (>350mA)

　　Dimension(W*D*H): 68*116*65mm / 2.68*4.57*2.56in (including tubes)

　　Net weight: 260g / 0.57lb

　　Package weight: 400g / 0.88lb

　　Packing List

　　1*E6 Tube Preamp

　　1*USB to DC Cable

　　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 Beijing(CN)Monday-Friday09:00 AM - 18:00 AMNew York(US)Sunday to Thursday08:00 PM - 05:00 AMLondon(UK)Monday-Friday01:00 AM - 10:00 AMParis(FR)Monday-Friday02:00 AM - 11:00 AM  During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.

　　Home

　　Feedback

　　Save Seller

　　New Listed

　　Ending Soon

　　Contact us