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10 Best 300B Amplifier

posted on November 6, 2020

Top 10 Best Products

GD-PARTS PSVANE UK 300B-L 300B Vacuum Tube Replace 300B Hifi Audio Vintage Tube Amplifier DIY Upgrade Factory Matched Pair in Luxury Gift Box
GD-PARTS PSVANE UK 300B-L 300B Vacuum Tube Replace 300B Hifi Audio Vintage Tube Amplifier DIY...
$299.00
in stock
1 new from $299.00
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted
Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted
$299.00
in stock
2 new from $299.00
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Free shipping
Reisong A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class - A Amp
Reisong A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class - A Amp
$449.58
in stock
1 new from $449.58
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
BoyuuRange MT-34 MKII EL34 Tube Hi-Fi Intergrated Amplifier Push-pull
BoyuuRange MT-34 MKII EL34 Tube Hi-Fi Intergrated Amplifier Push-pull
$799.80
in stock
2 new from $799.80
1 used from $699.80
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Free shipping
New 1 Matched Pair Psvane A300B Acme Series HiFi audio amp Vacuum Tube 300B WE300B
New 1 Matched Pair Psvane A300B Acme Series HiFi audio amp Vacuum Tube 300B WE300B
$898.99
in stock
3 new from $898.99
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
BoyuuRange A50 MKIII 300B HiFi Intergrated Tube Amplifier Single-end Class A with Tube Cage
BoyuuRange A50 MKIII 300B HiFi Intergrated Tube Amplifier Single-end Class A with Tube Cage
$929.68
in stock
2 new from $929.68
1 used from $829.68
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Free shipping
MUZISHARE X7 KT88 x4 Push-Pull Vacuum Tube Integrated Amp Power Amplifier MM Phono amp Remote Upgrade
MUZISHARE X7 KT88 x4 Push-Pull Vacuum Tube Integrated Amp Power Amplifier MM Phono amp Remote...
$1,449.40
in stock
2 new from $1,449.40
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Free shipping
Willsenton R-800i 300B 805 Tube Single-Ended Class A Integrated Amp & Power Amplifier with Balanced XLR Input
Willsenton R-800i 300B 805 Tube Single-Ended Class A Integrated Amp & Power Amplifier with...
$2,629.09
in stock
1 new from $2,629.09
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Uniharpa Professional Audio-Frequency Vacuum Tube Amplifier X9 110V-240V with Bluetooth AUX Input for HiFi CD Player Audio
Uniharpa Professional Audio-Frequency Vacuum Tube Amplifier X9 110V-240V with Bluetooth AUX Input...
out of stock
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com
Raphaelite CSM45 Single-Ended monoblock Power Amplifier 845 HI-FI Audio Tube amp Pair with Cover
Raphaelite CSM45 Single-Ended monoblock Power Amplifier 845 HI-FI Audio Tube amp Pair with Cover
out of stock
as of April 12, 2021 8:49 pm
Buy Now
Amazon.com

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Feature of Products

BoyuuRange A50 MKIII 300B HiFi Intergrated Tube Amplifier Single-end Class A with Tube Cage

BoyuuRange A50 MKIII 300B HiFi Intergrated Tube Amplifier Single-end Class A with Tube Cage

$929.68  in stock
2 new from $929.68
1 used from $829.68
Free shipping
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • Come with a Tube Cage and VU meters.
  • Power output tube: 300B × 2 (Brand PSVANE)
  • Power Transformers: new imported 0.35, stack thickness 60MM (114-60).
  • Output amplifier core: core 0.35 new imported thick high silicon (86-50).
  • Some of Senior audiophile optimization the electric circuit,it is better at aroma, intermediate frequency and bass.
Reisong A10 EL34 Hi-Fi Audio Stereo Tube Amplifier Single-end Class - A Amp

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

$449.58  in stock
1 new from $449.58
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • Please pay attention before buying, We received feedback from many buyers, reflecting that Reisong A10 Amp have not enough power. Please confirm that your speaker is a bookshelf speakers with a sensitivity 89db or more. We don't think Reisong A10 work well with a floorstanding Speaker or the low sensitivity speakers.
  • Manual welding, preferred audiophiles, output transformer switch to the 76x40 higher end output transformer.
  • If there is no sound from the machine after waiting for a few minutes, Please make sure the power is connected properly. And try pressing the Black Circle Button on the back of the machine (for switching between AUX and CD modes)
  • Tube EL34 x 2,6N2J x 2,5Z4PJ x 1
  • Reisong Boyuu A10 Amp with tubes protective cover. If you need a circuit diagram, please contact us by email, thank you.
Willsenton R-800i 300B 805 Tube Single-Ended Class A Integrated Amp & Power Amplifier with Balanced XLR Input

Willsenton R-800i 300B 805 Tube Single-Ended Class A Integrated Amp & Power Amplifier with Balanced XLR Input

$2,629.09  in stock
1 new from $2,629.09
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • Hand welding point to point, the main circuit adopts shed welding
  • Two high-end EI type single-ended output transformers with high-end special technology and high-quality broadband response made of Z11 iron core
  • Use Japanese ALPS high-end potentiometer
  • Easy-to-install plug-in vacuum tube shield
  • Infrared function remote control
BoyuuRange MT-34 MKII EL34 Tube Hi-Fi Intergrated Amplifier Push-pull

BoyuuRange MT-34 MKII EL34 Tube Hi-Fi Intergrated Amplifier Push-pull

$799.80  in stock
2 new from $799.80
1 used from $699.80
Free shipping
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • Vacuum tube: 5Z4P x1, EL34 x4, 6N1J x3
  • Input jack: CD / AUX / TAPE
  • Output power: 2 × 25W (ultra-linear connection), 2× 15W(Triode)
  • Signal to noise ratio: 88dB,Input impedance: 100KΩ
  • Come with tube cage.
MUZISHARE X7 KT88 x4 Push-Pull Vacuum Tube Integrated Amp Power Amplifier MM Phono amp Remote Upgrade

MUZISHARE X7 KT88 x4 Push-Pull Vacuum Tube Integrated Amp Power Amplifier MM Phono amp Remote Upgrade

$1,449.40  in stock
2 new from $1,449.40
Free shipping
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • MUZISHARE X7 Upgraded version. Upgraded the internal coupling capacitor, is the designer to debug the custom-made silver film capacitor, relative to the classic version of the extension, control, density is better.
  • MUZISHARE X7 is an integrated Amplifier. This is also a Power Amplifier (there is a group pre-amp input), a Headphone amplifier and this is a amplifier for Phono player too, direct link your phono player to this amplifier to output to speakers.
  • Pure Handmade,point to point hand welding using two high-quality wide-frequency high-quality Japanese EI output transformer using a high-power Z11 core toroidal power transformer dedicated designed for the machine , voltage amplification and promote are used tube 5AR4 for rectifier power supply.
  • Use 12AX7 and 12AU7 vacuum tube for voltage amplification and phase inversion,use KT88 vacuum tube to do AB1 push-pull power amplification; Mute delay function when turn on the amp(about 30 seconds) ;the choice of Japanese ALPS motor potentiometer
  • Provide Triode and Ultralinear selection function: Triode work mode. soft. pure and sleek. suitable for enjoying vocals. strings Music and other types of music; Ultralinear work. the sound of open. unrestrained. the momentum is good. for large scenes. large dynamic type of music. Peripheral power tube current adjustment knob and current display meter. With pure power amplifier features. can be linked the pre-amp signal input. with the phono function. can be connected to the Phono player
New 1 Matched Pair Psvane A300B Acme Series HiFi audio amp Vacuum Tube 300B WE300B

New 1 Matched Pair Psvane A300B Acme Series HiFi audio amp Vacuum Tube 300B WE300B

$898.99  in stock
3 new from $898.99
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • Vacuum Tube WE300B
  • PSVANE WE300B
  • Vacuum tube
  • 300B tube
Uniharpa Professional Audio-Frequency Vacuum Tube Amplifier X9 110V-240V with Bluetooth AUX Input for HiFi CD Player Audio

Uniharpa Professional Audio-Frequency Vacuum Tube Amplifier X9 110V-240V with Bluetooth AUX Input for HiFi CD Player Audio

 out of stock
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • ✿ Makes You Freely Enjoy The Joy Of Music: This is no hybrid amplifier with a solid state power amplifier hiding behind the tube preamp stage!In stark contrast to the dry,boring sound from professional monitoring equipment,the euphonic colorations added by tube power amps make everything sound smooth, sweet and spectacular.
  • ✿ Simple But Grace Is Uniharpa Tube Amplifier's Etemal Theme: The integration of body design fashion and sedate, concise and rich connotation,with a finishing of strong metalic sense.Relative to other types of traditional assembly technologies,it is more stable and also reveals well resistance against interference.
  • ✿ Why We Use So Expensive Covers: One-piece aluminum panel with metal wire drawing process,perfect edge-sealing.Improves thermal heat dissipation by 30 percent.Aluminum alloy insulated platen base with non-magnetizer material such as copper screws,prevent the spread of magnetic from the platen base to reduce distortion and noise.The tube protective covers are equipped with overall high quality aluminum alloy is of high strength.They're protecting the tube while reducing signal interference.
  • ✿ In Addition To Superior Technology To Circuit Design,The More Is The Quality Components: Our transformer is big enough to keep the magnitude of loaded inductance constant,This avoids the signal distortion caused by possibility of magnetic saturation.Capacitor by German WIMA,LM3886TF by NSC,6N3J,etc.
  • ✿ Provide Many Different Input Styles & Dual Protection: Signal input by Aux/CD/Bluetooth,ouput to power amplifier or speakers.One-off Thermal Fuse and Thermal Protection Technologies.
Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted

Nobsound 6P1 6.8W x 2 Vacuum Tube Power Amplifier; Stereo Class A Single-Ended Audio Amp Handcrafted

$299.00  in stock
2 new from $299.00
Free shipping
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • This Class A single-ended vacuum tube amplifier adopts hand welding to ensure the true reality of the sound quality (with headphone amp function ASIN: B076CC92BX).
  • This amplifier adopts transformer parallel output to reduce its internal resistance by half and achieve doubled improvement on its power.
  • Using antimagnetic transformer covers to shield current interference and achieve much lower static noise.
  • Its sound output is full of analog style. The bass part is deep and powerful and the vocal part is sweet and intoxicating.
  • It has a classic and graceful appearance. The VU meters and vacuum tubes makes it more elegant and attractive.
GD-PARTS PSVANE UK 300B-L 300B Vacuum Tube Replace 300B Hifi Audio Vintage Tube Amplifier DIY Upgrade Factory Matched Pair in Luxury Gift Box

GD-PARTS PSVANE UK 300B-L 300B Vacuum Tube Replace 300B Hifi Audio Vintage Tube Amplifier DIY Upgrade Factory Matched Pair in Luxury Gift Box

$299.00  in stock
1 new from $299.00
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • UK Sound Design 300B tubes
  • Replace other 300B tubes directly
  • Factory test&match pair
  • Packed in luxury gift box
  • Bakelite tube base, gold plated pins
Raphaelite CSM45 Single-Ended monoblock Power Amplifier 845 HI-FI Audio Tube amp Pair with Cover

Raphaelite CSM45 Single-Ended monoblock Power Amplifier 845 HI-FI Audio Tube amp Pair with Cover

 out of stock
Buy Now
Amazon.com
as of April 12, 2021 8:49 pm

Features

  • Please note before buying, the actual color is a bit gray, not the pure white color on the picture!The Master Series CSM45 is a 845 rear-end single-ended monoblock power amplifier (left and right channel splits), which is a high-end model of the company.
  • The input transformer has a controllable gain and control, and the distortion is small. There is no black feedback line. The transformer is used to complete the balance input of this latter stage.
  • 2 US GE The 12AT7 is used for the second stage of high gain amplification; 2 Russian SOVTEK2A3 direct heat triode tube is used for push amplification.
  • The CSM45 uses two Slope-Motor alloy pre-stage transformers for first-stage amplification. This third stage amplification and second stage amplification use Danish jENSEN copper foil oil diffusing capacitor for RC coupling;
  • 2 high The performance push transformer is connected to the push tube 2A3 for low distortion, and the 1.5x boost output drive 845.

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