22 Great Stereo Tube Preamplifiers

10 Jan 2019

Nobsound Little Dot MK2 MKII SEPP 6J12 6N62 Vacuum Tube Headphone Audio Amp Amplifier Pre Amp Upgraded

Nobsound Little Dot MK2 MKII SEPP 6J12 6N62 Vacuum Tube Headphone Audio Amp Amplifier Pre Amp Upgraded
Nobsound Little Dot MK2 MKII SEPP 6J12 6N62 Vacuum Tube Headphone Audio Amp Amplifier Pre Amp Upgraded

Nobsound Little Dot MK2 MKII SEPP 6J12 6N62 Vacuum Tube Headphone Audio Amp Amplifier Pre Amp Upgraded. It uses the SEPP single-ended push-pull circuit, the output dynamic range and sound quality better than using cathode output. An SEPP (single-ended push pull) OTL circuit operating in Class-A, the Little Dot MK II greatly increases sound quality, dynamic range, output impedance, and harmonic distortion over the celebrated Little Dot II. The selected materials have been optimized: ALPS-16 potentiometer, NICHICON filter capacitor, WIMA / ERO coupling capacitance, etc; The selected materials have been optimized: ALPS-16 potentiometer, NICHICON filter capacitor, WIMA / ERO coupling capacitance, etc. The Little Dot MK II now also provides gain control of 3, 5, and 10 via internal DIP switches for fine-tuning so you can maximize synergy with almost any headphone you have, whether it be 32 ohms or 600! This is little Dot new model of MK II, and it Has the following improvements: Using the SEPP single-ended push-pull circuit, the output dynamic range and sound quality better than using cathode output; The selected materials have been optimized: ALPS-16 potentiometer, NICHICON filter capacitor, WIMA / ERO coupling capacitance, etc; The new circuit design makes the machine to reduce the heat capacity; The shell is made of a secondary oxidation process, better surface finish and texture. Modify the preamp output circuit, reducing the output impedance, with a load capacity stronger. This is little Dot new model of MK II (original listing: B 00 A 2 QMAI 2). Technical SEPP (Singled-ended Push Pull) OTL in Class-A Input Voltage: 110 V-240 V Input: Gold-Plated Unbalanced Phono (RCA) Jacks Output: 1 / 4", Gold-Plated Stereo Headphone out Driver Tubes: 6 JI Power Tubes: 6 N 6 Frequency Response: 20 HZ - 50 KHz (-1 d B) THD N: 0.1% (50 m W into 300 ohms) Suitable Headphone Impedance: 32 - 600 ohms Input Impedance: 50 K ohms Pre-Amplifier Output Impedance: 600 ohms Pre-Amplifier Gain: 3-10 x (also controlled via gain switches) Pre-Amplifier Voltage: 10 V RMS Pre-Amplification circuit both driver and power tubes Power Output: 300 m W into 300 ohms 200 m W into 120 ohms 100 m W into 32 ohms Power Consumption: 28 W (228 V x 0.124 A) Metric: 210 (L) 110 (W) 130 (H) mm / 8.26 4.33 4.18 inches Weight: 2.5 kg / 5.5 lbs. The Little Dot MK II also gains the driver tube-rolling options from the rest of the MK-series with the ability to roll 6 JI, WE 403 A / B, GE 5654, M 8100, CV 4010, EF 95, etc at its factory jumper setting, and with jumper pins shorted, EF 92, CV 131, and all equivalents and drop-in replacements!

Nobsound Luxury 6J1 10 Valve Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy

Nobsound Luxury 6J1 10 Valve Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy
Nobsound Luxury 6J1 10 Valve Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy

Nobsound Luxury 6J1 10 Valve Audio Hifi Stereo Pure Tube Headphone Preamplifier Assembled Board Diy.

Xiangsheng 728A Vacuum Tube Pre Amplifier Preamp Shigeru Wada Japan Circuit Black

Xiangsheng 728A Vacuum Tube Pre Amplifier Preamp Shigeru Wada Japan Circuit Black
Xiangsheng 728A Vacuum Tube Pre Amplifier Preamp Shigeru Wada Japan Circuit Black

Xiangsheng 728A Vacuum Tube Pre Amplifier Preamp Shigeru Wada Japan Circuit Black. Output Impedance: 600 ohm. Signal / Noise Ratio: 90 d B. Input Power: AC 100 V-AC 240 V available 60 Hz / 50 Hz. 100% New In Box Input Power: AC 100 V-AC 240 V available 60 Hz / 50 Hz Output Tube: 12 AT 7 2, 12 AU 7 2, 6 Z 4 2 Input Sensitivity: 400 m V Input impedance: 100 K Output Impedance: 600 ohm Signal / Noise Ratio: 90 d B Frequency Response: 10 Hz 30 KHz Humidity: 35% 80% Input Jack: 4 groups Output Jack: 2 groups Size Dimension: W 430 mm x H 80 mm x D 290 mm CONTENTS Amplifier Standard Power Cord All the Tubes / Vavle Original BOX. Output Tube: 12 AT 7 2, 12 AU 7 2, 6 Z 4 2.

APPJ Mini Smart Wifi Vacuum Tube Hifi Hi End Amplifier PA1601A With USB SD Card Network Radio Compatible With Samsung Iphone Cellphone 6PJ1 6P14 EL84

APPJ Mini Smart Wifi Vacuum Tube Hifi Hi End Amplifier PA1601A With USB SD Card Network Radio Compatible With Samsung Iphone Cellphone 6PJ1 6P14 EL84
APPJ Mini Smart Wifi Vacuum Tube Hifi Hi End Amplifier PA1601A With USB SD Card Network Radio Compatible With Samsung Iphone Cellphone 6PJ1 6P14 EL84

APPJ Mini Smart Wifi Vacuum Tube Hifi Hi End Amplifier PA1601A With USB SD Card Network Radio Compatible With Samsung Iphone Cellphone 6PJ1 6P14 EL84. Supports USB to PC. Network radio function. with SD card and usb input, supports 24 Bit / 192 KHz APE FLAC. mini size, elegant appearance, full aluminum chassis, surface anodic oxidation treatment, never fading. Smart, with WIFI function, supports WIFI connection to the Internet, mobile APP control, unlimited network resources. APPJ Mini Smart Wi Fi Vacuum Tube Hi Fi Amplifier PA 1601 A with USB SD Card Network radio Model: PA 1601 A Tubes: 6 J 1 2 6 P 14 2 Output Power: 3 W 3 W (8 ohm) Frequency Response: 30-40 khz (plus or minus 1 d B) Input Sensitivity: 700 m V SNR: 80 db / 3 W Power Input: AC 100 V to 250 V Power Consumption: 39 W Input Impedance: 10 K ohm Input Interface: RCA USB Output Impedance: 8 ohm 6 ohm 4 ohm (Japan Z 11 EI 48 24 output transformer) Output interface: banana seat Color: black / silver optional APP: compatible with IOS iphone and android, download the MUZO player APP Size: 130 100 170 mm Weight: 2.5 KG Packing list: PA 1601 A 1 instruction manual.

AOSHIKE PAM8403 Bluetooth Digital Amplifier Board 2X3w Stereo Dual Channel Class D Audio Amplifier Amplificador 5V USB Supply

AOSHIKE PAM8403 Bluetooth Digital Amplifier Board 2X3w Stereo Dual Channel Class D Audio Amplifier Amplificador 5V USB Supply
AOSHIKE PAM8403 Bluetooth Digital Amplifier Board 2X3w Stereo Dual Channel Class D Audio Amplifier Amplificador 5V USB Supply

AOSHIKE PAM8403 Bluetooth Digital Amplifier Board 2X3w Stereo Dual Channel Class D Audio Amplifier Amplificador 5V USB Supply. Product parameters: Product Name: Bluetooth Digital Amplifier Board Product model number: XH-A 151 Chip Type: PAM 8403 Transmission distance: 20 meters maximum (no blocking) Supply voltage: DC 5 V Number of channels: stereo (dual-channel) Maximum power: 3 W 3 W Product Size: 49 29 4.5 mm Product Net Weight: 6 g Bluetooth connection: Turn on Bluetooth open detection Connect the phone to Bluetooth Play music This product has a low standby current. Maximum output 10 W power. Bluetooth Digital Amplifier Board. The PAM 8403 is a 3 W, stereo (dual-channel) Class-D audio amplifier board. Therefore, it is not recommended to use the charging power supply. The PAM 8403 is a 3 W, stereo (dual-channel) Class-D audio amplifier that provides the performance of Class AB amplifiers with the efficiency of a Class-D amplifier. When using the charging treasure, the charging treasure will automatically shut down when no load is detected. It uses a class-D structure to provide 3 W at an efficiency higher than 85% with a Bluetooth chip.

6N23P Reflector Strong Matched Pair Same Tube As ECC88 6DJ8 E88CC 6N11 Made In USSR

6N23P Reflector Strong Matched Pair Same Tube As ECC88 6DJ8 E88CC 6N11 Made In USSR
6N23P Reflector Strong Matched Pair Same Tube As ECC88 6DJ8 E88CC 6N11 Made In USSR

6N23P Reflector Strong Matched Pair Same Tube As ECC88 6DJ8 E88CC 6N11 Made In USSR. Transit Time will be approximately 10-26 days. Same tube as ECC 88 / 6 DJ 8 / E 88 CC / 6 N 11. 6 n 23 p Strong Matched Pair. Measured with professional tube tester device L 3-3.

SHUOGOU Integrated Tube Amplifier USB DAC Headphone Tube Amplifier Pre Amplifier Input USB AUX RCA DAC Audio Decoder AC110V 220V

SHUOGOU Integrated Tube Amplifier USB DAC Headphone Tube Amplifier Pre Amplifier Input USB AUX RCA DAC Audio Decoder AC110V 220V
SHUOGOU Integrated Tube Amplifier USB DAC Headphone Tube Amplifier Pre Amplifier Input USB AUX RCA DAC Audio Decoder AC110V 220V

SHUOGOU Integrated Tube Amplifier USB DAC Headphone Tube Amplifier Pre Amplifier Input USB AUX RCA DAC Audio Decoder AC110V 220V. Stability, low noise. More Delicate High frequency, particularly accurate midrange and powerful low frequency, you will get different feelings. This tube amplifier is the best choice for Primary HIFI friends. Xz-U 202 is a tube amp with USB DAC functionality, Xz-U 202 is a part of USB DAC USB receiver chip and a separate decoder chips. Parameters: Driver Impedance: 24-600 ohms Output Power: 1.2 W (600 ohms) Output levels: Max 50 v rms Output Frequency Response: 20 Hz to 20 k Hz-3 d B Output SNR: 100 d B A -wtd Output total harmonic distortion: USB Input: CM 108 support USB 2.0 DAC: TDA 1305 T Line Input: GB Dual Lotus RCA head analog input Line-Out: GB Dual Lotus RCA analog output head Headphone output: 6.35 mm stereo jack Support system: Win 2 K, Win XP, Vista, Win 7 (32 / 64), Win 8, Mac OS X Input voltage: 220 V (110 V) AC 50 / 60 Hz spot to 220 V Static power consumption: 35 Watts Host dimensions: length 230 width 170 height 180 / 200 tube Net Weight: 3.1 KG Packing List: Xz-U 202 amplifier unit (including a tube 6 E 2-2 pcs, 6 N 3-2 pcs, 6 N 5 P-1 pcs) 220 V power cable 1 x USB connection cable 1 x Headphone (Gift). Host dimensions: length 230 width 170 height 180 / 200 tube.

AOSHIKE NE5532 HIFI 2 1 Three Channel Tone Board Tweeter Bass Adjustment Volume Control 2 1 2 0 Tone Digital Amplifier DIY

AOSHIKE NE5532 HIFI 2 1 Three Channel Tone Board Tweeter Bass Adjustment Volume Control 2 1 2 0 Tone Digital Amplifier DIY
AOSHIKE NE5532 HIFI 2 1 Three Channel Tone Board Tweeter Bass Adjustment Volume Control 2 1 2 0 Tone Digital Amplifier DIY

AOSHIKE NE5532 HIFI 2 1 Three Channel Tone Board Tweeter Bass Adjustment Volume Control 2 1 2 0 Tone Digital Amplifier DIY. 2.0 for the high frequency, the subwoofer cut-off frequency of 120 Hz. Single power supply: DC 9-24 V This board is only a tuning board, can not be Use for amplifier board directly output, can not directly Connect the speaker! 2.0 full-frequency output subwoofer cut-off frequency of 60 Hz. The original two two 5532 op amp 2.1 tone board, the board can only be used for Volume control, can not be used for amplifier use. 3-channel audio output, 2.0 output can do thefull frequency, can also do in the high frequency, the default high-frequency output (if you want full-frequency output please us). Please use Standard 3.5-3 audio plug with input.

Xtonebox Silver 6011 Integrated Tube Class D Music Stereo Amplifier Phono Preamp For Vinyl Turntable CD And Aux

Xtonebox Silver 6011 Integrated Tube Class D Music Stereo Amplifier Phono Preamp For Vinyl Turntable CD And Aux
Xtonebox Silver 6011 Integrated Tube Class D Music Stereo Amplifier Phono Preamp For Vinyl Turntable CD And Aux

Xtonebox Silver 6011 Integrated Tube Class D Music Stereo Amplifier Phono Preamp For Vinyl Turntable CD And Aux. The silver-6011 s target is the finest sounding tube preamplifier with a high grade class D stereo power amplifier. You ll first notice a clear and strong sound that will be followed by hours of enjoyment listening to your records. It isn t a simple Bluetooth connection, it is a circuit that implements Qualcomm apt X technology and provides a high definition audio experience. Everything powered by a Class-D power stage that multiplies the good design of our preamplifier. These inputs only support analog signals. You can plug your turntable to an authentic audio valve circuit, just as the ones used at vinyl s golden years. After all, everyone enjoys having the control of the final sound. No signal lose with a exquisite filter selection. The Silver 6011 has two auxiliary inputs (AUX 1, AUX 2) thought to be used with devices such as CD player (highly recommended), television, DVD / Blu Ray player or any game console. Why are not we going to be able to give more definition to the cymbals of Miles Davis Kind of Blue? If your device has a digital output, you must use a DAC (Digital to Analog Converter). We have created an equalization circuit which has no signal loss when its controls are centered. Integrated amplifier tube EQ tube phono 2 aux 60 W stereo power stage class D. Our Silver 6011 amplifier represents the fusion between the best sound of the past with today s effectiveness. We also have a Bluetooth circuit so you can listen music wirelessly using your smartphone, tablet, i Phone, i Pad, PC, Mac or any other Bluetooth device. Respecting the legacy of vinyl amplification with a detailed circuit to get the best playback senses. Something usual when it comes to audio valve amplifiers is the lack of tone controls. We have combined the warm and defined sound of audio valve technology and the use of turntables with today s audio-wireless Bluetooth solutions. This was usually thought as an audiophile factor or as a failure of designs. For all these reasons we have designed the Silver 6011, handmade using the best components and materials so we can offer a solution for the nowadays most demanding ears. Why are not we going to be able to adjust the tone on a vinyl record?

Pro Ject Tube Box S Phono Preamplifier Silver

Pro Ject Tube Box S Phono Preamplifier Silver
Pro Ject Tube Box S Phono Preamplifier Silver

Pro Ject Tube Box S Phono Preamplifier Silver. Three adjustable gain levels. It's one of the most economical ways to enjoy the lush sound of vacuum tube phono gear that we know of, and the ultra-compact size means that the Tube Box S can fit almost anywhere. Dual mono configuration. The sonic quality of Tube Box S is extremely impressive, offering a big improvement over Pro-Ject's great sounding Phono Box It makes a big improvement over the built-in phono stage on many amps and receivers and offers a perfect upgrade for most analog hi-fi systems. Pro-Ject's Tube Box S phono preamplifier with a tube output stage offers unrivalled performance and unique flexibility at an incredibly affordable price. Audiophile-grade ECC 83 (12 AX 7) vacuum tubes. Switchable input impedance / capacitance. Moondance Vinyl. The Dark Side of the Moon. Kabel Direkt RCA Stereo Cable / Cord (3 ft / feet short, Dual 2 x RCA Male to 2 x RCA Male Audio Cable, Digital Analogue, Double-Shielded, PRO Series) supports (Amplifiers, AV Receivers, Hi-Fi). Mobile Fidelity - Record Inner Sleeves (50 pk). Ortofon 2 M Blue MM Phono Cartridge. Neoteck Digital Turntable Stylus Force Scale Gauge 0.01 g Blue LCD Backlight for Tonearm Phono Cartridge. Animals. ONZOW Zero Dust - Stylus Cleaner. Both Directions At Once: The Lost Album Deluxe 2 LP. Ortofon 2 M Red MM Phono Cartridge. Audiophile-grade polypropylene WIMA capacitors.

Dilvpoetry FX TUBE 03 6J1 HIFI Audio Preamplifier Preamp Vacuum Tube Amplifier Buffer Treble Bass Adjustment Preamplifier Silver

Dilvpoetry FX TUBE 03 6J1 HIFI Audio Preamplifier Preamp Vacuum Tube Amplifier Buffer Treble Bass Adjustment Preamplifier Silver
Dilvpoetry FX TUBE 03 6J1 HIFI Audio Preamplifier Preamp Vacuum Tube Amplifier Buffer Treble Bass Adjustment Preamplifier Silver

Dilvpoetry FX TUBE 03 6J1 HIFI Audio Preamplifier Preamp Vacuum Tube Amplifier Buffer Treble Bass Adjustment Preamplifier Silver. Exquisite desktop decorations. Power supply: DC 12 V / 1.5 A; Tube can be replaced. All-Aluminum Shell Mini Size: A real enthusiast hifi amplifier preamplifier. Fast heat dissipation. 6 J 1 Vacuum Tube: Classic 6 J 1 tube design; Unique high bass adjustment; Sound warm and resistant. RCA line output: 0.9 vrms Signal to noise ratio: 98 db Distortion: 0.3% Tweeter adjustment range: 6 db Bass adjustment range: 10 db Frequency response: 20 Hz-20 KHz Power supply: DC 12 V / 1.5 A Size: 98 118 33 mm (3.8 4.6 1.3 In) Weight: 0.35 Kg / 0.77 Lb Accessories: 12 V / 1.5 A power adapter warranty card manual including: 1 x TUBE-03 Preamplifier 1 x DC 12 V 1.5 A 1 x Manual. High Cost Performance; Adjustment treble and bass freely.

Xtrempro Portable Headphone Amplifier Aluminum Body W L Shaped Plugs Black M1

Xtrempro Portable Headphone Amplifier Aluminum Body W L Shaped Plugs Black M1
Xtrempro Portable Headphone Amplifier Aluminum Body W L Shaped Plugs Black M1

Xtrempro Portable Headphone Amplifier Aluminum Body W L Shaped Plugs Black M1. Built-In Rechargeable Battery, 1400 m AH built-in battery ensure more than 12 hrs of battery life. Fully discrete bass and gain circuit design. For Computers Mobile Devices. Power amplifier AD 8397 serves as the current amplifier, with great control of low frequencies and smooth drive. New toggle switches and more reliable and easier to read and operate. Aluminum body / Recommended Headphone Impedance 16-150 Ohms. All aluminum-alloy body and chassis increases metal texture and increases shielding from EM interference. Preamplifier OPA 1642 serves as the voltage amplifier, with great layering and medium and high-frequency extension. Can work while charging, 1400 m AH built-in battery ensure more than 12 hrs of battery life. Power Supply: MINI USB Port Maximum output power: 270 m W (32 Ohm THD Frequency response: 20 Hz 20 KHz SNR: 108 d B THD N: 0.004% (1 KHz) Charging time: Operating time: 12 Hrs Driveability: 16 150 OHM Features: Fully discrete bass and gain circuit design. 5.0", 3.5 mm Stereo Audio Cable with L-Shaped Plugs / 3 1 / 4 feet USB 2.0 Cable - Black (Both).

Dilvpoetry PJ M7 6J1 Vacuum Tube Preamplifier Audio Bluetooth Tube Amplifier Mini Integrated Amp Hifi Bass Adjust Receive Black

Dilvpoetry PJ M7 6J1 Vacuum Tube Preamplifier Audio Bluetooth Tube Amplifier Mini Integrated Amp Hifi Bass Adjust Receive Black
Dilvpoetry PJ M7 6J1 Vacuum Tube Preamplifier Audio Bluetooth Tube Amplifier Mini Integrated Amp Hifi Bass Adjust Receive Black

Dilvpoetry PJ M7 6J1 Vacuum Tube Preamplifier Audio Bluetooth Tube Amplifier Mini Integrated Amp Hifi Bass Adjust Receive Black. All-Aluminum Shell Mini Size: A real enthusiast hifi amplifier preamplifier. Output: various digital amplifiers, active multimedia speakers and other audio equipment. US ESS 9024 Top Decoding Core. BTM 625 Bluetooth Audio Module: 4 M SPI FLASH memory chip. Fast heat dissipation. Exquisite desktop decorations. Input: Computer, CD, lossless music player, etc. Low-quality audio lines will generate noise as a result. It is not a power amplifier, and does not have a power amplifier function. 6 J 1 Vacuum Tube: Classic 6 J 2 tube design; Unique high bass adjustment; Wireless Bluetooth function. CSRA 64215 chip, supports A 3 DP, AVRCP, HFP, AAC, APTX, etc. The Tube 01 needs to be connected to a power amplifier or active multimedia speaker. 24 Bit stereo audio digital DAC. Bluetooth can connect to phone, tablet computer. The condition of the vacuum tube amplifier is, so its design is to amplify the sound of all audio sources including noise. High Cost Performance: Dynamic range 112 d BTM 625 Bluetooth Audio Module. Sound warm and resistant. The tube adopts classic 6 J 1 tube, warm sound, open sound field, unique high and low bass adjustment and wireless Bluetooth function. M 7 6 J 1 Vacuum Tube Preamplifier Model: M 7 Color: Black Item Weight: 730 g / 25.7 OZ Dimensions: 16 11.5 7 CM (6.3 4.5 2.7 In) (Including the height of the vacuum tube) Audio input: RCA input, 3.5 stereo input, TRS, Wireless Bluetooth Audio output: RCA Number of Channels: 2 Power supply DC input: 12 V voltage input (free of high quality power adapter, global use) M 7 has multiple sets of audio input, front panel with audio switch, a variety of audio input free switch, as you like.

Nobsound 12AX7 12AU7 Vacuum Tube Preamp Hifi Preamplifier Shigeru Wada Japan Circuit DIY Kit

Nobsound 12AX7 12AU7 Vacuum Tube Preamp Hifi Preamplifier Shigeru Wada Japan Circuit DIY Kit
Nobsound 12AX7 12AU7 Vacuum Tube Preamp Hifi Preamplifier Shigeru Wada Japan Circuit DIY Kit

Nobsound 12AX7 12AU7 Vacuum Tube Preamp Hifi Preamplifier Shigeru Wada Japan Circuit DIY Kit. Full aluminum chassis with wood side panel; 4 Set of stereo L / R RCA auido input, 1 set of RCA output. Power Transformers 76 40 H 250 0.35 sheets; Japan ALPS 16 A-type audio potentiometer. Shigeru Wada Japan circuit improved circuit; Vacuum Tube: Shuguang 12 AX 7 2 / 12 AU 7 2 / 6 Z 4 2. Technical Parameters: Input sensitivity: 400 mv Voltage output: 2 V (RMS THD S / N Ratio: 94 DB Frequency Response: 12 Hz-50 KHz (-0.5 DB) Input Impedance: 200 Kohm Output Impedance: 600 ohm AC Input: 100 V (115 V) Power Consumption: 30 W Dimension (W-D-H), 320 170 120 mm / 12.6 6.69 4.72 in (Add tube height) Net Weight: 3.5 kg / 7.72 lb, with a packaging weight 4 kg / 8.82 lb 1 tube preamp 1 Power cord. Excellent scaffolding design, reasonable, regular, symmetrical device layout, strictly respect the grounding line.

Nobsound Mini 6J1 Vacuum Tube Preamplifier Hi Fi Stereo Preamp Treble Bass Volume Control Black

Nobsound Mini 6J1 Vacuum Tube Preamplifier Hi Fi Stereo Preamp Treble Bass Volume Control Black
Nobsound Mini 6J1 Vacuum Tube Preamplifier Hi Fi Stereo Preamp Treble Bass Volume Control Black

Nobsound Mini 6J1 Vacuum Tube Preamplifier Hi Fi Stereo Preamp Treble Bass Volume Control Black. Please check whether the tubes are plugged well on the tube sockets or not. Mini vacuum tube preamp; Convenient to improve your sound quality; Treble bass adjustment; Sound is warm and broad; No background noise. Also, it is not a phono preamp and can't work with a turntable. Gold-plated for input and output terminals; 6 J 1 valve tube; Mini size suitable for desktop. Devices like routers, mobile phones will also interfere in the audio signal and may cause static noise. Please make sure the sound source is fine since tube amplifiers will amplify all sound including the noise. Adding isolation to its power supply part, which can reduce the audio interference to the lowest level. Parameters: RCA output: 0.9 vrms SNR: 98 d B Distortion: 0.3% Treble adjustment range: 6 d B Bass adjustment range: 10 d B Frequency response: 20 Hz 20 KHz Power supply: 12 V 1 A Dimensions: 97.79 117.83 33.31 mm Weight: 0.32 Kg Packing List: 1 preamp 2 6 J 1 tube 1 12 V 1.5 A power supply. Three kinds of audio input: RCA; 3.5 mm stereo input; Bluetooth; Easily switching between different sound sources with its audio input selection. It is not an amplifier and needs to be connected with an amplifier or active audio devices. Audio signal input can be computer, CD, phone and lossless player; Audio output can be connected to digital amplifiers and active multimedia audio devices. For noise issue: There is a large probability that the low-quality audio cable causes the static noise.

Dilvpoetry TUBE 01 Preamp Vacuum Tube Amplifier Buffer 6J1 Mini Hifi Preamplifier Home Audio Receiver DC12V 2A Silver

Dilvpoetry TUBE 01 Preamp Vacuum Tube Amplifier Buffer 6J1 Mini Hifi Preamplifier Home Audio Receiver DC12V 2A Silver
Dilvpoetry TUBE 01 Preamp Vacuum Tube Amplifier Buffer 6J1 Mini Hifi Preamplifier Home Audio Receiver DC12V 2A Silver

Dilvpoetry TUBE 01 Preamp Vacuum Tube Amplifier Buffer 6J1 Mini Hifi Preamplifier Home Audio Receiver DC12V 2A Silver. Patent power conversion module. Tube can be replaced design, soft voice. Model: TUBE-01 Color: Silver Material: aluminum alloy case, PCB, gold-plated interface Magnification: 1.5 times Power supply: DC 12 V 2 A Output Power: 2000 MV Impedance: 600 R Response frequency: 20 HZ (-0.2 DB)-20 KHZ (-0.2 DB) SNR: 100 DB Output: 3000 MV Input sensitivity: 300 MV-2000 MV THD: 1000 MV 0.1% Weight: 350 g Size: 100 mm 98 mm 32 mm including: 1 x TUBE-01 1 x DC 12 V 2 A 2 x TUBE 1 x new packaging FAQ Can it be used for turntables? Unique high bass adjustment; Tube can be replaced design, soft voice. No Can it be used with headphones? No background noise. Can not be used with headphones. It cannot be used for turntables. All aluminum alloy shell, heavy gold PCB, gold-plated interface. Mini Size hifi amplifier preamplifier, exquisite desktop decorations. Can match digital power amplifier analog power amplifier, active speakers. Using classical tube 6 j 1 design and optimize the route. Basics 2-Male to 2-Male RCA Audio Cable - 4 Feet. Monoprice 102869 3 Premium 2 RCA Plug to 2 RCA Plug 22 AWG Cable - Black. Riverstone Audio - Tested / Matched Pair (2 Tubes) 7-Pin GE JAN 5654 W Fully-Tested Vacuum Tubes - Upgrade for 6 AK 5 / 6 J 1 / 6 J 1 P / EF 95 - GE 5654 W Platinum Grade Pair. Monoprice 1.5 ft Premium 2 RCA Plug / 2 RCA Plug M / M 22 AWG Cable - Black. Basics 2-Male to 2-Male RCA Audio Cable - 8 Feet. Kabel Direkt RCA Stereo Cable / Cord (3 ft / feet short, Dual 2 x RCA Male to 2 x RCA Male Audio Cable, Digital Analogue, Double-Shielded, PRO Series) supports (Amplifiers, AV Receivers, Hi-Fi). FX Audio DAC-X 6 24 BIT / 192 Optical / Coaxial / USB Digital Audio Amplifier DAC Decoder (Silver). Fos Power (2 Pack) 2 RCA M / M Stereo Audio Cable 24 K Gold Plated Copper Core 2 RCA Male to 2 RCA Male Left / Right Premium Sound Quality Plug - 3 FT. OPount 50 Pieces Semi-Transparent Inner Plastic Record Cover Sleeves for 12 inch Vinyl LP Album. Pyle Phono Turntable Preamp - Mini Electronic Audio Stereo Phonograph Preamplifier with RCA Input, RCA Output Low Noise Operation Powered by 12 Volt DC Adapter (PP 444).

Sainsonic FX Audio D802 2X80w 192Khz Digital Remote Power Amplifier With USB Cable Black

Sainsonic FX Audio D802 2X80w 192Khz Digital Remote Power Amplifier With USB Cable Black
Sainsonic FX Audio D802 2X80w 192Khz Digital Remote Power Amplifier With USB Cable Black

Sainsonic FX Audio D802 2X80w 192Khz Digital Remote Power Amplifier With USB Cable Black. 32 V 5 A high-power power supply. 2 x 80 W Super High power remote digital amplifier. USB can support upto 192 KHz. Packing lists: 1 x Remote Control 1 x Power Adapter 1 x FEIXIANG D 802. USB / Coaxial / Optical Input: bidth width 16 24 bit Sampling Rate 44.1 KHz-192 KHz. RMS Rated Power: DC 32 V SNR (Signal to Noise), 100 d B Impedance: 4-8? Basics Digital Optical Audio Toslink Cable - 3.28 Feet (1 Meter). Parameters: Input Interface: Optical x 1 Coaxial x 1 PC USB x 1 (Support partial Mobile OTG) Output Interface: 2-channel (Stereo) Sampling Rate: 44.1-192 KHz (Coaxial / Optical) 44.1-192 KHz (PC USB) Bit Width: 16-24 Bit Frequency Response: 18 Hz-22 KHz Dimension: 178 mm x 114.5 mm x 33.7 mm Weight: 0.9 KG (Unit Only) Power supply weight: 0.5 Kg Length of Circuit: 1 meter Appearance Process: Panel drawing technology Power Output: 80 W 80 W: RL 4?

SENUCN AUDIO Tube T1 Preamplifier 6J1 Vacuum Tube Amplifier Buffer Mini Hi Fi Stereo Preamp With Treble Bass Tone Control For Home Audio Player

SENUCN AUDIO Tube T1 Preamplifier 6J1 Vacuum Tube Amplifier Buffer Mini Hi Fi Stereo Preamp With Treble Bass Tone Control For Home Audio Player
SENUCN AUDIO Tube T1 Preamplifier 6J1 Vacuum Tube Amplifier Buffer Mini Hi Fi Stereo Preamp With Treble Bass Tone Control For Home Audio Player

SENUCN AUDIO Tube T1 Preamplifier 6J1 Vacuum Tube Amplifier Buffer Mini Hi Fi Stereo Preamp With Treble Bass Tone Control For Home Audio Player. Please make sure to connect the preamplifier and THEN turn the power on. This is a preamp, it's main purpose is to act as a buffer but Not a power amplifier or Phone preamp. The preamp cannot be connected to earphone directly. The Tube T 1 needs to be connected to a power amplifier or active multimedia speaker. Different tubes, different feeling. Unique DC 12 V 1 A power input with power adapter. Check your input device and try other input sound source devices. Built-in Switch impact protection circuit and overheat protection circuit, long life span of this unit. It can't be used for turntables and needs to be connected to an amplifier or active audio devices. Audio signal input end can connect to the computer, CD, phone, i Pod and other player while the output end can connect to the digital amplifiers, active multimedia audio devices for lossless audio. Universal and safe in voltage. Poor quality audio cables or incompletely connection. Check if the cables are connected firm and replace a new audio cable. Check whether the tubes are plugged well on the tube sockets or not. It is not a power amplifier, and does not have a power amplifier function. Signal Interference. 2 pcs 6 J 1 tubes with optimal integrated circuit will make you get powerful, dynamic and sweet TUBE SOUND! Tubes can be replaced, 6 K 4, 6 AK 5, EF 95, 5654, 403 B tubes are fit for this device. Low-quality audio lines will generate noise as a result. Devices like routers, mobile phones will also interfere in the audio signal and may cause static noise, keep away from the device like this. Update version for Tube-01 preamp, add treble and bass control knob for more delicate adjustment of the sound, much fun and high playability with this function, enjoy your home Hi-Fi with this little Preamp. Why there is a noisy and how to to? Power Supply: DC 12 V 1 A Frequency Response: 20 HZ -20 KHZ (3 d B) SNR: 98 DB THD: 0.1% Control: Potentiometer knob and toggle switch Treble adjustment range: 6 d B Bass adjustment range: 10 d B Audio Inputs / Audio Outputs: Gold-plated RCA Machine Size: 118.5 98 33 mm (4.64 3.86 1.3 inch) 1 x Tube Preamplifier 2 x 6 J 1 Tube 1 x Power Adapter.

Hifonics BXX1200 1D 1200 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit

Hifonics BXX1200 1D 1200 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit
Hifonics BXX1200 1D 1200 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit

Hifonics BXX1200 1D 1200 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit. Hifonics Brutus BXX 1200.1 D 1200 Watt RMS Class D Mono Amplifier. Audio Outputs: RCA. Gold Plated AGU Heat Resistant Fuse Holder. Signal to Noise: 95 d Frequency Response: 10 Hz - 50 k Hz. Power 1 Ohm: 1 x 1200 Watts. Power 2 Ohms: 1 x 600 Watts. Fusing: 80 Ax Total Harmonic Distortion (THD), 0.10%. Total Channels: Audio Inputs: RCA. Bass Boost: 0 - 10 d Subsonic Filter: 15 Hz - 35 Hz. Low Noise Pre-Amplifier Circuitry: Maximum low voltage signal from the source unit comes into the amplifier circuit with minimal distortion. Electronic Equalizer: Control of amplifier output with on-board electronic crossover to tailor specific frequencies to speakers and subwoofers. Speaker Terminal Wire Gauge: 12 AWG. Power Terminal 12 V / GND: 4 AWG. Variable Voltage: 9 V - 0.2 V. 17 - 16 Gauge Clear Speaker Wire. Operation Mode: Mono only. These are top of the line RCA cables Better Resistance: The only thing that really matters with wires is the resistance rating. 17 - 18 Gauge Blue Remote Cable. RCA Inputs: Nickel-plated RCA jacks create the most efficient audio connection and resist corrosion. The Rockville RWK 41 4 AWG (American Wire Gauge) amp kit has the following differences over other amp kits on the market at this price point. Our RCA cables are 100 % copper. Power 4 Ohms: 1 x 400 Watts. 3 - 4 Gauge Clear Super Flex Ground Wire. Crossover Type: Variable electronic crossovers allow for complete control of the sound. The amplifiers protection condition is also shown by blue illumination for normal operation and red for a short being present and requires the of an installer. 17 - 4 Gauge Translucent Blue Super Flex Power Cables. Hifonics Brutus BXX 1200.1 D 1200 Watt RMS Class D Mono Amplifier Rockville RWK 41 4 Gauge 2 Channel Complete Car Amplifier Installation Kit With A Set of High Grade Twisted Pair RCA Cables. Variable Low Pass Crossover 12 d B Per Octave: 30 Hz - 250 Hz. 1 - 17 High Grade Twisted Pair of 100% Copper RCA Cable. Crossover: Electronic. The BXX 1200.1 D is a 1200 watt mono amplifier featuring Super Class D technology with an NGSD digital chip to provide you with an extremely efficient, low temperature, high amplification system that others only dream about. Phase Shift: 0 - 180. Rockville RWK 41 4 Gauge Complete Car Amp Wiring Installation Wire Kit w / RCA's. Since Rockville wires are made with around 3 times as much copper as any other wire at this price point, these wires had a much better resistance rating which means they will transfer more power to your amps than the other brands. This keeps power smooth even during demanding peak in the music. The rock solid Ultra-Fi MOSFET outputs are selected for both balance and output power. 60 Amp AGU Gold Plated Fuse. Class: Super D Class. This is a measurement of conductivity and how much signal is loss per foot of wire.

Pro Ject Pre Box S2 Digital Silver

Pro Ject Pre Box S2 Digital Silver
Pro Ject Pre Box S2 Digital Silver

Pro Ject Pre Box S2 Digital Silver. Pro-Ject is using a 16-core XMOS chip for asynchronous USB data transfer and full MQA hardware unfolding. The DAC directly controls the XMOS chip. Dual mono construction. It is the first SABRE DAC to use new Dual-DAC architecture to further enhance performance. The ES 9038 SABRE DAC is a high-performance 32-bit digital to analog converter and uses ESS's patented 32-bit Hyperstream II modulator architecture and Time Domain Jitter Eliminator. Pre Box S 2 Digital provides up to 24-bit, 192 k Hz decoding via its optical and coax inputs and up to 32-bit, 768 k Hz via USB. The ESS 9602 is used for the headphone amplifier and output buffer. It's also the premiere of the company's proprietary Optimum transient digital filter and its proprietary clock circuitry design. MQA hardware decoding. A four layered, gold plated PCB with extra shielding is used to achieve optimal audio performance. Pro-Ject is using dual DAC 2 x ESS 9038 Q 2 M, the newest generation of SABRE Digital to Analog Converter. Pre Box S 2 Digital is also the very first Pro-Ject device to support hardware MQA decoding. High end ESS Sabre ESS 9038 dual DAC. Digital audio is all about the art of time, and with Pro-Ject's new proprietary clock design, the Pre Box S 2 Digital manages jitter rates of unrivalled 100 Femtoseconds, which easily outperforms many renowned and respected audiophile clock generators. It supports a dynamic range of up to 122 d B and THD N of -117 d B with 600 ohm loads. Additionally, Pro-Ject implemented a unique feature that improves THD N with 32 ohm loads to -112 d B in Best Performance mode. The new Pre Box S 2 Digital compact preamplifier / DAC with MQA and DSD 512 support marks a new era for Pro-Ject's renowned S-series components. Both Directions at Once: The Lost Album (Deluxe 2 CD). Sennheiser Cable Adapter Female 1 / 4", 6.3 mm to Male 1 / 8", 3.5 mm Plug. ONZOW Zero Dust - Stylus Cleaner. Audio Quest - Forest digital audio interconnet, USB A to USB B (1.5 m - single). Fos Power (3 Feet) 24 K Gold Plated Toslink Digital Optical Audio Cable (S / PDIF)- Zero RFI EMI Interference Metal Connectors Ultra Durable Nylon Braided Jacket. Mobile Fidelity - Record Inner Sleeves (50 pk). Audio Quest Dragontail USB 2.0 Extender. Audioquest - 3.5 mm Mini-Plug-to-2-RCA Adapter (Hard). Dayton Audio DSS 2-BC Black Chrome Speaker Spike Set 4 Pcs. i Power Low Noise DC Power Supply with International Travel Adapters by i Fi Audio (5 V). This DAC is capable of high resolution audio up to an impressive 32-bit, 768 k Hz PCM and DSD 512! DSD 64, DSD 128, DSD 256 DSD 512 (DSD over PCM). D / A-converter: 2 x ESS 9038 Q 2 M 32-bit PCM 768 k Hz / DSD 512.

Hifonics BXX1600 1D 1600 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit

Hifonics BXX1600 1D 1600 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit
Hifonics BXX1600 1D 1600 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit

Hifonics BXX1600 1D 1600 Watt RMS Mono Car Amplifier Class D Brutus Amp Kit. These are top of the line RCA cables. The Rockville RWK 41 4 AWG (American Wire Gauge) amp kit has the following differences over other amp kits on the market at this price point. Our RCA cables are 100 % copper. Hifonics Brutus BXX 1600.1 D 1600 Watt RMS Mono Car Amplifier. Crossover Type: Variable electronic crossovers allow for complete control of the sound. Electronic Equalizer: Control of amplifier output with on-board electronic crossover to tailor specific frequencies to speakers and subwoofers. 1 - 17 High Grade Twisted Pair of 100% Copper RCA Cable. Fusing: 70 Ax Total Harmonic Distortion (THD), 0.10%. Total Channels: Audio Inputs: RCA. Hifonics Brutus BXX 1600.1 D 1600 Watt RMS Mono Car Amplifier Rockville RWK 41 4 Gauge 2 Channel Complete Car Amplifier Installation Kit With A Set of High Grade Twisted Pair RCA Cables. Bass Boost: 0 - 10 d Subsonic Filter: 15 Hz - 35 Hz. The amplifiers protection condition is also shown by blue illumination for normal operation and red for a short being present and requires the of an installer. Audio Outputs: RCA. Class: Super D Class. Variable Voltage: 9 V - 0.2 Signal to Noise: 95 d Frequency Response: 10 Hz - 250 Hz. 3 - 4 Gauge Clear Super Flex Ground Wire. 17 - 18 Gauge Blue Remote Cable. Better Resistance: The only thing that really matters with wires is the resistance rating. Variable Low Pass Crossover 12 d B Per Octave: 30 Hz - 250 Hz. RCA Inputs: Nickel-plated RCA jacks create the most efficient audio connection and resist corrosion. The rock solid Ultra-Fi MOSFET outputs are selected for both balance and output power. Gold Plated AGU Heat Resistant Fuse Holder. Speaker Terminal Wire Gauge: 12 AWG. Low Noise Pre-Amplifier Circuitry: Maximum low voltage signal from the source unit comes into the amplifier circuit with minimal distortion. Power 1 Ohms: 1 x 1600 Watts. 17 - 16 Gauge Clear Speaker Wire. Power 4 Ohms: 1 x 450 Watts. 17 - 4 Gauge Translucent Blue Super Flex Power Cables. Crossover: Electronic. Power Terminal 12 V / GND: 2 AWG. Power 2 Ohms: 1 x 800 Watts. Operation Mode: Mono Only. 60 Amp AGU Gold Plated Fuse. Since Rockville wires are made with around 3 times as much copper as any other wire at this price point, these wires had a much better resistance rating which means they will transfer more power to your amps than the other brands. Rockville RWK 41 4 Gauge Complete Car Amp Wiring Installation Wire Kit w / RCA's. The BXX 1600.1 D is a 1600 watt mono amplifier featuring Super Class D technology with an NGSD digital chip to provide you with an extremely efficient, low temperature, high amplification system that others only dream about. This keeps power smooth even during demanding peak in the music. This is a measurement of conductivity and how much signal is loss per foot of wire.

Q BAIHE 6J1 Tube Preamplifier Stereo Completed Board Include The Tubes

Q BAIHE 6J1 Tube Preamplifier Stereo Completed Board Include The Tubes
Q BAIHE 6J1 Tube Preamplifier Stereo Completed Board Include The Tubes

Q BAIHE 6J1 Tube Preamplifier Stereo Completed Board Include The Tubes. Voltage: AC 12 V-0-AC 12 V (15 W). Original 6 J 1 tube. Parameter: Voltage: AC 12 V-0-AC 12 V (15 W) Volume of finished plate: plate length 100 MM board width 90 MM height 56 MM 1 pc 6 J 1 tube preamplifier stereo completed board the tubes. Volume of finished plate: length 100 mm width 90 mm height 56 mm.