---
product_id: 456375671
title: "Qinlorgo Headphone Tube Amplifier Kit, Vacuum Electron Tube Valve Preamp Amplifier Plate Parts Fidelity for Musical Kit 6J1"
brand: "qinlorgo"
price: "$87.44"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/456375671-qinlorgo-headphone-tube-amplifier-kit-vacuum-electron-tube-valve-preamp
store_origin: US
region: United States of America
---

# 6J1 tube preamp DC 5.5 x 2.1 plug DIY assembly kit Qinlorgo Headphone Tube Amplifier Kit, Vacuum Electron Tube Valve Preamp Amplifier Plate Parts Fidelity for Musical Kit 6J1

**Brand:** qinlorgo
**Price:** $87.44
**Availability:** ✅ In Stock

## Summary

> 🎧 Build Your Sound, Own Your Experience!

## Quick Answers

- **What is this?** Qinlorgo Headphone Tube Amplifier Kit, Vacuum Electron Tube Valve Preamp Amplifier Plate Parts Fidelity for Musical Kit 6J1 by qinlorgo
- **How much does it cost?** $87.44 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/456375671-qinlorgo-headphone-tube-amplifier-kit-vacuum-electron-tube-valve-preamp)

## Best For

- qinlorgo enthusiasts

## Why This Product

- Trusted qinlorgo brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **DIY Delight:** Assemble your own audio masterpiece and impress your friends.
- • **Elevate Your Sound:** Experience the rich, warm tones of vacuum tube amplification.
- • **Noise-Free Listening:** Enjoy crystal-clear sound with advanced noise reduction technology.
- • **Versatile Power Options:** Use with AC 12V transformer or solder directly for flexibility.
- • **High-Fidelity Components:** Equipped with premium electrolytic capacitors for superior audio fidelity.

## Overview

The Qinlorgo Headphone Tube Amplifier Kit is a high-fidelity vacuum electron tube preamp designed for audio enthusiasts. This DIY kit includes essential components like an electrolytic coupling capacitor and eight 470UF condenser filters, ensuring a clean power system with minimal noise. With versatile power options and the ability to filter digital sound, this amplifier enhances the quality of music and voice, making it a perfect addition to any audiophile's setup.

## Description

Headphone Tube Amplifier Kit, Vacuum Electron Tube Valve Preamp Amplifier Plate Parts Fidelity for Musical Kit 6J1

## Features

- ★Coupling capacitor is electrolytic capacitor without electrodes with high frequency and low resistance.
- ★ Using the DC 5.5 x 2.1 plug and the AC 12V transformer, you can also use the AC 12V transformer without a plug, you only need to solder the power cable to the circuit board
- ★ This kit comes in parts so you can assemble them together, enjoy the process of building your own valve amplifier
- ★ Eight 470UF condenser filters are very clean, excellent power system does not produce buzzing, filaments are powered by DC 12V and must be connected in series to reduce noise
- ★ Connect the 6J1 tube preamp between the sound source and the amplifier, it will effectively filter digital flavor, music and human voice will be relatively good

## Product Details

- **Item dimensions L x W x H:** 13 x 10 x 2.5 centimeters
- **Voltage:** 12 Volts (AC)
- **Manufacturer:** Qinlorgo
- **Minimum supply voltage:** 12 Volts
- **Mounting type:** Surface Mount

## Images

![Qinlorgo Headphone Tube Amplifier Kit, Vacuum Electron Tube Valve Preamp Amplifier Plate Parts Fidelity for Musical Kit 6J1 - Image 1](https://m.media-amazon.com/images/I/71JVI4O9v3L.jpg)

## Frequently Bought Together

- Tube Amplifier Kit, 6J1 Tube Preamplifier Vacuum Tube Amplifier, 2.0 / Stereo Tube Amp Kit with 5.5x2.5 Power Interface Plug, Musical Fidelity Tube Amplifier
- Enclosure Protection Parts Kit Tube Preamp Box, Vacuum Tube Preamp Box, for 6J1 Valve Preamp Board

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-21*