YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier(Without Protect Cover)

YAQIN MC-13S Push-Pull Integrated Stereo Tube Amplifier(Without Protect Cover)

Caution : the product don't have plastic cover. Please click:http://www.amazon.com/dp/B00A7IZN70 to buy the one with plastic cover Specification Output Power:40W + 40W (8ohm) Frequency Response:10Hz -- 60kHz (±2dB) Signal/Noise Ratio: ≥85dB (A) Load impedance: 8ohm or 4ohm Distortion:≤0.9%(28W) Maximum Power Consumption:220W Sensitivity:≤0.26V Tubes: 6CA7T x 4 12AX7B x 2 12AU7 x 2

  • UPC: 703681352856
  • ASIN: B012CSK30E
  • Brand: AIMPIRE
  • Manufacturer: AIMPIRE

T20 Bluetooth Tube Amplifier Stereo Receiver 2 Channel Class D Digital Mini Hi-Fi Power Amp Preamp Compact Integrated Headphone Amplifier for Home Passive Speakers with 6J4 Vacuum tubes + Power Supply

T20 Bluetooth Tube Amplifier Stereo Receiver 2 Channel Class D Digital Mini Hi-Fi Power Amp Preamp Compact Integrated Headphone Amplifier for Home Passive Speakers with 6J4 Vacuum tubes + Power Supply

Specifications: Tubes: 6J4 x 2; Bluetooth version: Bluetooth 4.2 support apt-X and apt-X low latency; Headphones output: 16-64ohm; Amplifier Chip: TPA3116; Rated output power: 2*50W /4Ω; Audio input: RCA input + Bluetooth input; Audio output: 1 set of Banana Speaker Jacks; Signal to noise ratio: >99dB; Frequency: 20Hz-20KHz; Dimensions: 5.06*3.86*1.3in;  Power supply: DC 24V 4.5A;   Packing List: 1 * Power Amplifier 1 * Power supply  2 * 6J4 tube 1 * Bluetooth antenna

  • ASIN: B07Q26T5N7
  • Brand: Fosi Audio
  • Manufacturer: Fosi Audio

Stereo Hybrid Tube Amplifier - ACIN Class AB 25W Bluetooth Integrated Power Amplifier with Headphone Out, USB

Stereo Hybrid Tube Amplifier - ACIN Class AB 25W Bluetooth Integrated Power Amplifier with Headphone Out, USB

This stereo integrated amplifier offers impressive powerful sound. Thanks to its hybrid design (2 x 6P1, 2 x 6N1 vacuum tubes) it provides richness of sound synonymous with pure valve amplification. A built-in headphone output is a perfect choice for those who prefer discrete listening. If someone is looking for a small sound system for a 30sqm room and wants it to be able not only to sound (and look) attractive, but also to be multi-functional.... the choice of ACIN TA-10D seems to be a reasonable and completely legitimate. It offers plenty of features, and also provides a very musically pleasant colorful sound and nice appearance and pretty good energy. Besides, it is very attractively priced... Specification: Power Output: 2x25W RMS@4Ω; 2x18W RMS@8Ω S/N ratio: >80dB THD:

  • UPC: 889743445619
  • ASIN: B078J8KJD9
  • Brand: ACIN
  • Manufacturer: ACIN

Nobsound 6P1 6.8W 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted (without Headphone Amp Function)

Nobsound 6P1 6.8W 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted (without Headphone Amp Function)

Notice:Both 4Ω and 8Ω speakers can connect to the 8Ω and 0Ω posts of this amplifier. Specifications: Output power: 6.8W * 2 Frequency response: 20Hz-20KHz Input impedance: 100K ohms Output impedance: 4/8Ω SNR: 90db Input Sensitivity: 500mv-2000mv Harmonic distortion: 1% (1KHz) Tube: 5Z4P * 1 6H8C * 2 6P1 * 4 Operating voltage: 110V Weight: about 7 kg Size: 260mm * 215mm(including terminals and knobs 260mm) * 150mm (W*D*H) Package includes: Finished tube amplifier ×1 Power cable ×1

  • ASIN: B073ZXZ3Z5
  • Brand: Nobsound
  • Manufacturer: Nobsound

Gemtune APPJ PA1501A mini tube amplifier with 6AD10 tube (black)

Gemtune APPJ PA1501A mini tube amplifier with 6AD10 tube (black)

Note: Power cord is not included. Specifications: Tube: 6AD10 Power Output: 3.5W+3.5W @ 8 ohms Frequency Response: 30-40Khz (+-1db) Input Sensitivity: 500mV Signal-to-Noise Ratio: -80dB / 3.5W Residual Noise < 0.5mV AC Input AC Voltage: 100-250V AC Power Consumption: 38W Input Impedance: 10K ohms Output Impedance: 8/6/4 ohms (Japan Z11-EI48*24 Output Transformers) Dimensions: 160mm (w) x 134mm (d) x 125mm (h) Weight: 2.5kg Input: RCA Jacks Output: Banana Jacks AC: Standard IEC Jack with Fuse protection (2A Fuse) Package: 1PC Black tube amplifier

  • UPC: 612032784911
  • ASIN: B00X5ECQ4Q
  • Manufacturer: APPJ

Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier; Mini Balanced Audio Headphone Amp B4 Upgrade Version

Little Bear B4-X Portable Dual-Mono Vacuum Tube Headphone Amplifier; Mini Balanced Audio Headphone Amp B4 Upgrade Version

Parameters: Tube: USA RAYTHEON JAN5899 ×2 Op amp: NE5532*2 (can be upgraded ) Lithium Battery: 12V, 1000mA Charging time: 2-2.5 hours Working time: 4-4.5 hours Output power: 450mW SNR: 105dB Suggest load impedance: 16-300Ω Output: 2.5 balanced Jack*1, 3.5mm Jack *1 Size (L*W*D): 115*69*23 mm / 4.5*2.7*0.9 in (without knobs) Packing List: 1× headphone amplifier 1× power supply 1× 3.5mm audio cable 2× band Notice: When using B4-X with your cellphone, if you heard some "zhi ~ zhi" noise in your headphone. Probably it is the inteference from your cellphone such like WIFI or 4G signal, which intefers the tube and cause noise. That's normal. Because there are microphone effect with all tubes. To avoid it, please keep your cellphone far away from B4-X. Q&A: Q: Tried different source and headphones, but the right channel still has static. A: Maybe the tube has a poor contact after long shipping process, open the chasis and adjust the screw near the tube while listening (if you cannot find it, contact us and we will give you a photo with marks to help you). Maybe the tube is broken, you can buy a 5899 tube in local shops. And we will refund you the cost. Q: It broke just now four loud pops and it's doesn't work now. A: Mainly because the battery is run out of power. Please charge it. If no help, please contact us. Q: The Amp has a lot of electronic feedback/interference when a cellphone is nearby. It creates popping in the headphones. A: Vacuum tubes are easy to be interfered by devices that can transfer siganl like cellphones, routers. Please keep the amp away from them. Q: It cannot be charged, something is loose inside the charger. A: Maybe the charger is broken. Contact us to get a new one please.

  • ASIN: B07KJ18H75
  • Brand: Little Bear
  • Manufacturer: Douk Audio

Nobsound NS-08E Vacuum Tube Headphone Amplifier Hi-Fi Valve Headphone Amp Stereo Audio Preamplifier

Nobsound NS-08E Vacuum Tube Headphone Amplifier Hi-Fi Valve Headphone Amp Stereo Audio Preamplifier

Notice: Please turn on the amplifier for about 15 seconds before you connect the audio source and put on the headset. We recommend using 24~600Ω headphones, while armature earphones and headphones that have low resistance and high sensitivity are not suitable. As there will be tube Microphone effect, please keep the amplifier steady while using it. For noise issue, please keep it away from devices like routers, mobile phones or something that may interfere in the audio signal. If there are no interference, please remove all input and listen to see if the noise still exists. If so, the device may be defective and you can contact us to get support. Specifications: Output power: ≥1100 mW (32 ohm) Headphone Adapter Impedance: 18-600 ohm Total harmonic distortion:

  • UPC: 769700919653
  • ASIN: B014FASL1A
  • Brand: Nobsound
  • Manufacturer: Nobsound

BOYUU A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class - A Amp

BOYUU A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class - A Amp

Specification: Output Power: 12W * 2 (Ultra-linear). Frequency response: 20Hz - 28KHz. Output Impedance: 4,8Ω. Total harmonic distortion: ≤ 1% (1kHz). SNR: 88dB. Voltage amplification: 6N2J × 2. Power output tube: Dawn export EL34 × 2. Rectifier tube: 5Z4PJ × 1. Input sensitivity: 750MV. Input impedance: 100KΩ (2 groups input) Dimensions (W × D × H): 310 × 268 × 165mm. Power Supply Voltage: AC 110V - 120V / 50Hz-60Hz (For United States) If you need other voltages, please contact us first. AC100V- AC240V(60Hz/50Hz)(100V, 110V, 120V, 127V, 220V,240 version is in stock.)  Features: Power Transformers: new imported 0.35, stack thickness 50MM (96-50). Output transformer core: new imported 0.35 (66*36(standard version)) or (76*40upgrade version). Chassis: imported mirror stainless steel chassis. Corners aluminum column: high-grade aluminum CNC machining, diamond knife speed car system. Output Block: High-grade export base, with a transparent cover. 6N2J pre-voltage amplification. Dawn swallows export EL34B do power output. Potting type output transformer, to ensure the stability and reliability of the output transformer, especially in the southern humid places, have a more reliable performance. Output transformer with a new imported 0.35 core manufacturing, high-purity copper wire package enameled, layered segmentation, string and connection method, divided into three clips two around the system, Output transformer transformer housing with high-grade stretch hood. High temperature paint surface treatment, bright pattern processes. Nissan ALPS potentiometer. Imported 0.35 thick core manufacturing power transformers, to ensure adequate power and low temperature rise. Package contains: Finished amplifier*1 Full set vacuum tubes English Operation Manual*1

  • ASIN: B07L4GL63N
  • Brand: BOYUU
  • Manufacturer: BOYUU

DarkVoice 336SE Headphone Tube Amplifier

DarkVoice 336SE Headphone Tube Amplifier

Products Introduction - Tube Used : 6N8P, 6N5P(6080, 6080g, 6080w, 6AS7, 6AS7g, 6AS7w) - Colour: Black, Silver - Frequency: 10Hz~20kHz+/-1dB - Distortion:

  • UPC: 633420125468
  • ASIN: B00CF9JON8
  • Brand: DarkVoice
  • Manufacturer: Darkvoice

JJ Electronics Amplifier Tube (T-6L6GC-JJ-MP)

JJ Electronics Amplifier Tube (T-6L6GC-JJ-MP)

Octal power tube (Max plate watts = 30w)this Slovakian tube has colorful lows, loose/ easy-going mid body and a brightly shining chime for the highs in overdrive, it offers a tight and focused bite with crisp, bright and well-defined articulation.

  • UPC: 609722122795
  • ASIN: B003X5HE08
  • Brand: JJ Electronic
  • Manufacturer: JJ Electronics