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Tube Amplifier Kits


 - Nobsound EL34 Class A Single-ended Tube Amplifier Stereo HiFi Amp DIY Kit 1Set
Nobsound EL34 Class A Single-ended Tube Amplifier Stereo HiFi Amp DIY Kit 1Set

Parameters: With original and new tubes 6n9p+EL34B Input Impedance: 100Kohm Output Impedance:4ohm 8ohm Signal to Noise Ratio: 89dB Input Sensitivity: 500--2000mV Input :110V/ 220V Output power:13w+13w (RMS) Frequeney responses: 20Hz--30KHz+/-1dB Supply Votage: all voltages are available 60Hz/50Hz Total Hamonic Distortion: less than 1%(1KHz) Tubes Included: 2pcs EL34B, 2pc 6N9P, 1pc 5Z3P Maximum input peak:500mW Dimension:350(W)*50(H)*170(D)mm Weight: 9.5kg With 2 new original BENNIC 0.33UF630V Capacitor, 2 ELNA 220UF/63V Resistor Notice: The loading resistor of this product is 4 ohm /8 ohm. Please do not change the value. Otherwise, the 6P3 loading resistance will be changed too. Please don't cut off the loading when it's working. If you want to connect this amplfier with a preamplifier when playing, please turn on the preamplifier first. Please preheat the tubes before using.

  • Brand: Nobsound
  • ASIN: B01N656K6S
 - Sovtek Tube Kit For Fender Blues Jr. Amps EL84 12AX7WA
Sovtek Tube Kit For Fender Blues Jr. Amps EL84 12AX7WA

Audio Tubes Direct is an Authorized Tung-Sol, Electro-Harmonix, Genalex, Mullard, Svetlana, Sovtek, and JJ Dealer. If you do not see the amp set you are looking for, please let us know. The Sovtek EL84 series produce an unbeatable smooth, warm, distortion. Excellent replacements in vintage VOX AC-30's and the like, our EL84's are used by Fender, Crate, and Peavey. Manufactured in the famous Reflektor plant in Saratov, Russia, these brand new tubes have been tested on the industry's most reliable, voltage controlled testing equipment and exceed all manufacturer's specifications. They are guaranteed from the manufacturer to be new and free from any defects in materials or craftsmanship and are backed by our 30 Day Warranty. For sets that include a balanced preamp tube, the balanced tube will be marked with a yellow "balanced triodes" sticker. 10% restocking fee may apply.

  • Brand: Sovtek
  • ASIN: B01MF704OI
  • UPC: 740120831084
 - Nobsound 6N8P+6P3P HIFI Single-Ended Pure Class A Tube Amp Vacuum Power Amplifier DIY Kit
Nobsound 6N8P+6P3P HIFI Single-Ended Pure Class A Tube Amp Vacuum Power Amplifier DIY Kit

Item specifics: Tubes: 5Z4P / 5U4C * 1 + 6N8P / 6H8C * 2 + 6P3P / 6L6GC * 2 Power supply: 300v * 2 6.3v 5v 3.15v * 2 Signal / Noise Ratio: 95dB Distortion: less than 1% at full power Frequency: 10HZ-70KHZ 3dB Output Power: 7W +7 W Voltage: 100V-240V Size: 290 * 170 * 150 mm Weight: 8KG

  • Color: DIY Kit
  • Brand: Nobsound
  • ASIN: B01MA2XASK
 - Alpine BBX-T600 Amplifier and SWT-S10 10
Alpine BBX-T600 Amplifier and SWT-S10 10" Bass Tube - Includes Wire kit

This bundle includes an Alpine BBX-T600 2-Channel Amplifier, and an Alpine SWT-S10 Single 10" Sealed Subwoofer Tube Enclosure. BBX-T600 2 channel power amplifier 300 Watts Max This new BBX amplifier gives you Alpine power performance at an amazing price. And they're designed to fit easily in virtually any system. High Power, Great Value This amp delivers high output power and exceptional performance for their class. A great way to expand your sound system on a limited budget. High Pass and Low Pass Filters These two filters let you set the frequency points for the high, mid and bass ranges to match your speakers and ensure optimum efficiency. Bass EQ for Best Bass Performance With Bass EQ, you can maximise the performance of your system and get even more powerful bass. Alpine BBX-T600 - 2-Channel Amplifier Amplifier Type: Class-A/B Channel Design: 2 Channel Total Max Power: 600W Per Channel into 4ohms (≤1%THD+N): 2 x 50W Per Channel into 2ohms (≤1%THD+N) 2 x 70W Bridged into 4ohms (≤1%THD+N): 2 x 130W Frequency Response: 5 Hz - 50 kHz (+ 0,-3 dB) 1200W Max Single 10" Sealed Subwoofer Tube Enclosure Power Handling: Peak: 1200W Total RMS: 250W Total Final Impedance: 4 ohms Preloaded with a single 10" Subwoofer Sealed enclosure with black carpet Enclosure Dimensions: 11.22"W x...

  • Brand: Alpine
  • ASIN: B07K7WG887
  • UPC: 841992126374
 - Nobsound 6J4+6P6P Vacuum Tube Pre-Amplifier Stereo HiFi Preamp DIY Kit 1Set
Nobsound 6J4+6P6P Vacuum Tube Pre-Amplifier Stereo HiFi Preamp DIY Kit 1Set

Technical parameters: Frequeney responses: 10Hz-100KHz (± 0dB), 10Hz-200KHz (± 0.2dB) RMS: 0.8W * 2 Power supply: AC 220V-240V or 110V Tubes used: 2pcs 6P6P, 2pcs 6J4, 1pc 653P Input: 4ways RCA jacks Output: 1way RCA jacks Supply votage: All Voltages are available 60Hz / 50Hz The machine output voltage of 12V, an enlarged eight times Power Transformers 76 * 40 270v * 2 6.3v 3.15v * 2 Size: 29*17*5CM Weight: 3.8 kg

  • Brand: Nobsound
  • ASIN: B01N656HHD
 - Bangcool Tube Amplifier DIY Kit 6J1 Mini Audio HiFi Stereo Pre-amp Headphone Amplifier
Bangcool Tube Amplifier DIY Kit 6J1 Mini Audio HiFi Stereo Pre-amp Headphone Amplifier

Description:Input: AC12V/0.8AColor: MulticolorMaterial: PCBSize: L*W*H: 7.7*7.5*5.2cm(3.03*2.95*2.05in)Package Includes: 1(Set) x Tube amplifier DIY kitNote:- Please refer to the measurement. Tiny measuring error is allowable in normal range. - There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item.Package Including1(Set) x Tube amplifier DIY kit

  • Color: Multicolor
  • Brand: bangcool
  • ASIN: B07MQ42TLJ
  • UPC: 192753431573
 - 5F1 Tweed Champ 60S Guitar Tube Amp Amplifier Kit Chassis DIY
5F1 Tweed Champ 60S Guitar Tube Amp Amplifier Kit Chassis DIY

Quantity: 1set each lot (same as picture) Package including: 1pc spray painted stainless steel chassis, 1pc 5F1 turret board 1pc output transformer and 1pc power transformer 120V/220V/230V 1pc 6V6GT, 1pc 5Y3GT, 1pc 12AX7B Switch Potentiometer, resistors, capacitors, tube sockets and retainers, power cord, wires and so on. Weight: appro 4KG

  • Brand: KDHLJ
  • ASIN: B07MJK7CR3
  • UPC: 631105068536
 - Nobsound 6P14/EL84 Push-Pull HiFi Class AB Stereo Tube Integrated Amplifier DIY KIT 13W x 2 (DIY Kit)
Nobsound 6P14/EL84 Push-Pull HiFi Class AB Stereo Tube Integrated Amplifier DIY KIT 13W x 2 (DIY Kit)

Customer support email: [email protected] Diagrams: https://drive.google.com/open?id=1ABxFMZNlBfsL-O5g3GcqxeagPmRswDu3 YouTube videos: https://www.youtube.com/watch?v=lkImhOoAnSA&t=50s https://www.youtube.com/watch?v=fD83Oi6gCUs https://www.youtube.com/watch?v=0nDsGJn_BEM&t=38s Assembled version: https://www.amazon.com/dp/B07PMMYSB7 DIY kit version: https://www.amazon.com/dp/B07PMM4XM1 Parameters: Output Power: 13W × 2 (class AB push-pull) Output impedance: 8Ω、16Ω Frequency response: 28HZ-20KHZ Audio Input: RCA Audio Output: Banana Speaker Jacks Input voltage: 110V-240V (tell us the voltage you want.) Default Tubes: 6N1*2 6P14*4 6E2*2 Dimensions: (L)180 × (H)160 × (D)270 mm Net Weight: 7KG Package Weight: 10KG We recommend you upgrade the 6N1 to ECC85(Germany's production is the best),6P14 to EL84,The sound quality will have a significantly improved) Package Includes: 1 x full set amplifier kit 8 x Vacuum tubes (6N1*2+6P14*4+6E2*2)

  • Brand: Douk Audio
  • ASIN: B07PMM4XM1
 - 12V DIY Preamplifier Kit 6J1 Preamp Tube Board Preamplifier 3.5MM Headphone Amplifier Replacement
12V DIY Preamplifier Kit 6J1 Preamp Tube Board Preamplifier 3.5MM Headphone Amplifier Replacement

Description: This is a preamplifier + headphone amplifier that can be used with a post-amplifier or an active speaker, or it can be used with headphones. The sound of this board is warm, mellow, sweet and transparent, and full of music. It is a cost-effective preamplifier. Replaceable op amp and upgrade the tube, just plug it in the direction of the foot. Let you enjoy DIY fun! Specification: Material: acrylic Input port: audio input, power input Output port: 3.5MM headphone output, preamp output Size: 12.5 x 7.6 x 3.5cm / 4.9 x 3.0 x 1.4in (assembled size)  Weight: approx. 259g Packing List: 1 x Acrylic Board 1 x 6J1-2 Tube Board

  • Color: default
  • Brand: Zerone
  • ASIN: B07LFFHZHF
  • UPC: 736077508650
 - Alfa WiFi Camp Pro 2 long range WiFi repeater RV kit R36A/Tube-(U)N/AOA-2409-TF-Ant
Alfa WiFi Camp Pro 2 long range WiFi repeater RV kit R36A/Tube-(U)N/AOA-2409-TF-Ant

Use all three of these components above together to boost and share a Wi-Fi signal. Simply connect your computer to the R36A via ethernet cable for a one-time configuration and setup. Connect the AOA-2409TF antenna to the Tube-U(N) receiver, then connect the Tube-U(N) to the USB port on the R36. Using Wi-Fi scanning software built-into the R36 that you will see during the setup wizard, you can scan for and connect to available wireless networks in your area. Once the R36 has connected to a network, you will be prompted to name and password protect your own new local Wi-Fi network, offering any device within a few hundred feet the ability to use the same distant Wi-Fi signal.

  • Brand: ALFA Networks
  • ASIN: B07C8915BV
  • UPC: 600176168599
 - Bazooka BTA850FH Big EZ Bass Amplified Subwoofer Kit
Bazooka BTA850FH Big EZ Bass Amplified Subwoofer Kit

  • Color: iphone
  • Brand: Bazooka
  • ASIN: B002WGJ6WI
  • UPC: 182682288119
 - Lysignal Fever 6J1 Tube Amplifiers Board Preamplifier Headphone Pre-Amp Amplifier Audio Board DIY Kits
Lysignal Fever 6J1 Tube Amplifiers Board Preamplifier Headphone Pre-Amp Amplifier Audio Board DIY Kits

Features: *100%Brand New and High Quality. *Excellent sound effects. *Unique appearance. *Easy to install. *Provide full music enjoyment to the post-amplifier. *More stable performance than the original machine. Specifications: *Models: 6J1 tube *Channel types: 2.0 / stereo *Working voltage: AC12V 0.8 A *The power interface: 5.5 * 2.5 plug *Circuit board size: 77 x 75 x 52 mm *Potentiometer role: volume adjustment + power switch. Package Included : 1 × 6J1 Tube Pre-amplifier Board DIY Kits Note: Please contact us for the instructions.

  • Brand: Lysignal
  • ASIN: B073GVVH9T
 - 5E3 Deluxe Guitar Tube Amp 6V6 Push Pull Kit Chassis DIY
5E3 Deluxe Guitar Tube Amp 6V6 Push Pull Kit Chassis DIY

Quantity: 1set each lot (same as picture) Package including: 1pc chassis Dimension: 14.50" x 4.13" x 2.63" 1pc 5E3 turret board 1pc output transformer and 1pc power transformer 120V/220V/230V 2pcs 6V6GT, 1pc 5Z2P (5Y3GT), 2pcs 12AX7B Potentiometers, resistors, capacitors, tube sockets and retainers, power cord, wires and so on. Weight: appro 6.5KG

  • Brand: KDHLJ
  • ASIN: B07MJK5LGV
  • UPC: 631105068529
 - Rockville RTB10A 10
Rockville RTB10A 10" 500w Powered Subwoofer Bass Tube+Bass Remote + Amp Kit

Introducing the Rockville RTB10A Powered Subwoofer Enclosure. We at Rockville just had to manufacture a high quality powered bass enclosure. Growing up one of my best friends bought a car and it had a powered bass enclosure in it. The sound that it produced was just amazing and I will never forget it. & ; Features: Rockville RTB10A 10 & ; 500w Powered Subwoofer Bass enclosure With Bass Remote 500 Watts Peak/250 Watts RMS 10 & ; High power woofer in vented tubular enclosure Integrated, built-in 250 Watts RMS Rated amplifier Rear aero vent bass system Speaker level and RCA line-level input Frequency response: 30Hz-200Hz Sensitivity: 108 dB Adjustable bass crossover Dashboard adjustable bass remote control Molded steel woofer grill Four steel mounting jackets + two canvas straps with Velcro fasteners Tube is covered in durable aviation grade tweed with embroidered logo Dimensions: 10. 75 & ; x 20. 86 & ; Rockville RWK10 10 Gauge 2 Channel Car Amplifier Wiring Installation Kit (1) 17 High Grade Twisted Pair of 100% Copper RCA Cable 17' 10 Gauge Translucent Blue Super Flex Power Cables 17 18 Gauge Blue Remote Cable 17 16 Gauge Clear Speaker Wire 3' 10 Gauge Clear Super Flex Ground Wire Gold Plated AGU Heat Resistant Fuse Holder 40 Amp ATU Inline Fuse 7 Split Tube Loom Accessories Incl...

  • Brand: Rockville
  • ASIN: B016PYD240
  • UPC: 613816030835
 - 250pcs Quick Blow Glass Tube Fuse Assorted Kit Amp 250V 1A, 2A , 3A , 5A, 6A , 7A , 8A, 10A, 15A,20A, 6x30mm, 250V 1A, 5A, 10A, 15A, 20A, 5x20mm Ted Lele (5x20mm and 6x30mm)
250pcs Quick Blow Glass Tube Fuse Assorted Kit Amp 250V 1A, 2A , 3A , 5A, 6A , 7A , 8A, 10A, 15A,20A, 6x30mm, 250V 1A, 5A, 10A, 15A, 20A, 5x20mm Ted Lele (5x20mm and 6x30mm)

Packed in a plastic box. Making from high quality glass material.No plumbum. The glass tube fuse comes with quick blow function. RoHS compliant. 100% brand new and high quality 5x20mm and 6x30mm Fast-blow Glass Fuses Quick Application: Mainly used for protecting the electrical circuit against overload and short-circuits, it also may derive for protecting the semiconductor device. Protection against overload and short circuit in electric lines. Those glass tube fuses are packaged in a clear plastic box for keeping different Ampere values separated and easy to access. Notice: Need professional knowledge to use this product Package Includes: 6x30mm 15 x 1A fuse 15 x 2A fuse 15 x 3A fuse 15 x 5A fuse 15 x 6A fuse 15 x 7A fuse 15 x 8A fuse 15 x 10A fuse 15 x 15A fuse 15 x 20A fuse 5x20mm 20x 1A fuse 20 x 5A fuse 20x 10A fuse 20 x 15A fuse 20 x 20A fuse

  • Color: 5x20mm and 6x30mm
  • Brand: Ted Lele
  • ASIN: B07552SD84
  • UPC: 712492615265
 - JJ Tube Upgrade Kit For VOX AC4C1-BL Amps EL84 ECC83S
JJ Tube Upgrade Kit For VOX AC4C1-BL Amps EL84 ECC83S

Audio Tubes Direct is an Authorized Tung-Sol, Electro-Harmonix, Genalex, Mullard, Sovtek, Svetlana & JJ Electronic Dealer. Imported from Slovakia, these brand new tubes have been fully tested on the industry's most reliable, voltage controlled testing equipment and exceed all manufacturer's specifications. They are guaranteed from the manufacturer to be new and free from any defects in materials or craftsmanship and are backed by our 30 Day Warranty. For sets that include a balanced preamp tube, the balanced tube will be marked with a yellow "balanced triodes" sticker. 10% restocking fee may apply.

  • Brand: J.J.
  • ASIN: B01HIZJHXU
  • UPC: 603658083618
 - SainSmart Assembled 6N3 HiFi Buffer Audio Tube Headphone Amplifier Pre-amp Kit with Transformer
SainSmart Assembled 6N3 HiFi Buffer Audio Tube Headphone Amplifier Pre-amp Kit with Transformer

Introduction This tube preamp is based on the famous Matisse circuit, some modifications have been applied to expand the range of frequency, it sounds smooth and punchy. It's built up with 2 PCBs, the thickness of the lower main circuit PCB is 2mm which can avoid damage when replacing tubes, the upper PCB is for shielding and protection, excellent design! Features * Components: Selected 6N3 tube, Panasonic high voltage capacitors, special ordered high voltage out-couling capacitors, 1% tolerance metal film resistors, quality sealed mini potentiometers. * Glass fiber golden board, red solder mask, with green LEDs on the bottom of the tubes which give a fascinating looking in the dark! * The kit is prewired and well set, you can use it directly even without a case * Overall Dimension (including posts, front knob and RCA sockets): 125mm(length) x 115mm(width) x 73mm (thickness) * Approx. 3 times amplifier. Note: The DIY kits need professional experiences. Need you attention when installing the output lines of the transformer. The final result depends on your operation.  

  • Brand: SainSmart
  • ASIN: B008BGLN5G
  • UPC: 624586827488
 - FidgetFidget Pre-amp Tube Board Headphone Amplifier+Case Power DIY Kits AC 12V 6J1 Valve DIY Kits + Box + EU Plug
FidgetFidget Pre-amp Tube Board Headphone Amplifier+Case Power DIY Kits AC 12V 6J1 Valve DIY Kits + Box + EU Plug

Product Description Channel Type: 2.0 / Stereo Power Input: AC12V 1A /5.5*2.1 plug Knob Functions: power switch / volume control

  • Brand: FidgetFidget
  • ASIN: B07JCMXQ58

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