---
product_id: 443458765
title: "UAFX Ruby '63 Top Boost Amplifier"
brand: "universal audio"
price: "¥105411"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/443458765-uafx-ruby-63-top-boost-amplifier
store_origin: JP
region: Japan
---

# Dual-engine power Customizable app Award-winning tones UAFX Ruby '63 Top Boost Amplifier

**Brand:** universal audio
**Price:** ¥105411
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate Your Sound: Where Classic Meets Cutting-Edge!

## Quick Answers

- **What is this?** UAFX Ruby '63 Top Boost Amplifier by universal audio
- **How much does it cost?** ¥105411 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/443458765-uafx-ruby-63-top-boost-amplifier)

## Best For

- universal audio enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Timeless design and craftsmanship ensure decades of musical magic.
- • **Tailored to You:** UAFX mobile app for personalized presets and footswitch customization.
- • **Seamless Integration:** Bypass cabinet/mic emulations for versatile use with your amp.
- • **Unleash Vintage Vibes:** Experience the authentic '60s British tube sound in a compact stompbox.
- • **Endless Sonic Possibilities:** Hot rod treble booster and preamp boost for that extra edge.

## Overview

The Universal Audio UAFX Ruby '63 Top Boost Amplifier is a powerful dual-engine stompbox that delivers the most authentic '60s British tube combo sound. It features award-winning speaker cabinet, mic, and room tones, customizable presets via a mobile app, and a robust design built for longevity.

## Description

UAFX Ruby '63 Top Boost Amplifier

## Features

- Powerful UAFX dual-engine delivers the most authentic '60s British tube combo sound ever placed into a stompbox
- Includes the world's best speaker cabinet, mic, and room tones derived from the award-winning OX Amp Top Box
- Features "hot rod" treble booster, preamp boost, and speaker swaps, plus free additional downloadable speaker cabinets and mics upon registration
- Bypass cabinet/mic emulations and use in front of your amp for added tonal flavor and overdrive sounds
- UAFX mobile app lets you customize footswitches, recall and archive your presets, unlock additional features, download artist presets, and more
- Timeless UA design and craftsmanship, built to last decades

## Product Details

- **Brand:** Universal Audio
- **Style:** Amplifier
- **Color:** ruby red
- **Product Dimensions:** 5.55"L x 3.62"W x 2.52"H
- **Item Weight:** 562 Grams

## Images

![UAFX Ruby '63 Top Boost Amplifier - Image 1](https://m.media-amazon.com/images/I/81bgyi5ZmYL.jpg)

## Available Options

This product comes in different **Style** options.

## Frequently Bought Together

- Universal Audio UAFX Ruby '63 Top Boost Amplifier
- Universal Audio Lion 68 Super Lead Amp Pedal

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**Shop now:** [https://www.desertcart.jp/products/443458765-uafx-ruby-63-top-boost-amplifier](https://www.desertcart.jp/products/443458765-uafx-ruby-63-top-boost-amplifier)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-05-13*