--- product_id: 634760422 title: "6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio Musical Fidelity" brand: "jolooyo" price: "VT25755" currency: VUV in_stock: true reviews_count: 2 category: "Jolooyo" url: https://www.desertcart.vu/products/634760422-6j1-valve-pre-amp-tube-preamplifier-kit-assembled-board-audio store_origin: VU region: Vanuatu --- # AC12V 500mA low-voltage power Compact 170x60x28mm size Dual 6J1 tubes for rich audio 6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio Musical Fidelity **Brand:** jolooyo **Price:** VT25755 **Availability:** ✅ In Stock ## Summary > 🎶 Elevate your sound game with vintage tube magic—no high-voltage hassle! ## Quick Answers - **What is this?** 6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio Musical Fidelity by jolooyo - **How much does it cost?** VT25755 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/634760422-6j1-valve-pre-amp-tube-preamplifier-kit-assembled-board-audio) ## Best For - jolooyo enthusiasts ## Why This Product - Trusted jolooyo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Powerhouse:** Sleek 170mm x 60mm x 28mm design fits effortlessly into any audio setup. - • **Dynamic Sound Revival:** Transforms digital audio with natural, warm tube character that breathes life into your music. - • **Plug & Play Simplicity:** Comes fully assembled—just add a transformer and enjoy immediate sonic upgrade. - • **Pro-Level Audio Upgrade:** Perfect for audiophiles craving that sweet ‘taste of bile’ tube tone in a convenient kit. - • **Vintage Tube Warmth, Modern Convenience:** Experience authentic valve sound without hunting for high-voltage power supplies. ## Overview The 6J1 Valve Pre-amp Tube PreAmplifier Kit delivers authentic tube warmth and musical fidelity in a compact, easy-to-use assembled board. Powered by a safe 12V AC supply and featuring dual 6J1 tubes, it reduces harsh digital artifacts and transistor noise, reviving your audio system with rich, natural sound. Ideal for audiophiles seeking a professional-grade preamp upgrade without complex setup. ## Description Specifications: Musical Fidelity is the mid-1990s introduced products, Excellent sound effects, cute and unique appearance, after the market caused quite a stir. Its role and advantages are: the connection between it VCD, CD, DVD, CD-ROM and other digital audio and amplifier, Can greatly reduce the "digital taste" and "transistor sound", so that the entire sound system Bring an sweet natural "taste of bile" Used convenient AC 12V 500mA power supply You do not have to worry about looking for high-voltage power supply The board comes with a boost Allows you to enjoy high-pressure tube at a low supply of charm The board includes two 6J1 tube, simply connect the transformer can work 1. Voltage: AC12V 500mA 2. Dimension: 170mm x 60mm High 28MM 3. You need to add a transformer, the board can work 4. It is soldered kit. Package: 1pc 6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio Musical Fidelityy Review: One of the caps was lose in the box when it finally showed up months late.. Super bummed. Review: Listening to it right now finally after long time it was back of the drawer. Had humming issues, seller is a champion got right into it, you need to properly ground it. How, one of the feet connected to the ground must bolt down to the chassis. Supplying 12.9v AC, output thru 50k potentiometer, absolutely no noise. Even with Chinese 6J4 it came with, sounds full dynamic live don't want to turn it off. My 30 year old Rotel amp came back to life sort of. ## Features - Voltage: AC12V 500mA - Dimension: 170mm x 60mm High 28MM ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07WZD4LQD | | Best Sellers Rank | 206,597 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 178 in Home Audio Preamplifiers | | Guaranteed software updates until | unknown | | Manufacturer | Jolooyo | ## Images ![6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio Musical Fidelity - Image 1](https://m.media-amazon.com/images/I/71bUbJPi3TL.jpg) ## Customer Reviews ### ⭐ Review *by S***N on 9 June 2025* One of the caps was lose in the box when it finally showed up months late.. Super bummed. ### ⭐⭐⭐⭐⭐ Review *by S***N on 25 March 2022* Listening to it right now finally after long time it was back of the drawer. Had humming issues, seller is a champion got right into it, you need to properly ground it. How, one of the feet connected to the ground must bolt down to the chassis. Supplying 12.9v AC, output thru 50k potentiometer, absolutely no noise. Even with Chinese 6J4 it came with, sounds full dynamic live don't want to turn it off. My 30 year old Rotel amp came back to life sort of. ## Frequently Bought Together - Jolooyo 6J1 Valve Pre-amp Tube PreAmplifier Kit Assembled Board Audio Musical Fidelity - Enclosure Protection Parts Kit Tube Preamp Box, Vacuum Tube Preamp Box, for 6J1 Valve Preamp Board - Riverstone Audio - Tested/Matched Pair (2 Tubes) 7-Pin JAN 5654W Fully-Tested Vacuum Tubes - Upgrade for 6AK5 / 6J1 / 6J1P / EF95 - JAN 5654W Platinum Grade Pair --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/634760422-6j1-valve-pre-amp-tube-preamplifier-kit-assembled-board-audio](https://www.desertcart.vu/products/634760422-6j1-valve-pre-amp-tube-preamplifier-kit-assembled-board-audio) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-04*