
Universal Audio UAFX Ruby '63 Top Boost Amplifier (Universal Audio) Preamp
Product Condition
Brand New | Unused, as sold. |
---|---|
Mint | Like new, no flaws. |
Excellent | Barely used, very minor wear. |
Very Good | Light wear, fully functional. |
Good | Visible wear, plays fine. |
Fair | Heavy wear, still playable. |
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Description
Description
Based on powerful dual-engine processing and trusted UAD modeling technology, the Ruby '63 effects pedal delivers choir-like cleans, complex overdrive, and classic vibrato.
Feel the tone of British tube amps on stage or in the studio
Whether you're using it on stage as part of an amp rig or recording into a DAW, the Ruby'63 instantly delivers the evocative, album-quality tone of a masterfully miked vintage tube combo.
Explore the Normal, Brilliant and Vibrato channels
The Ruby '63 is the only stompbox that offers the Normal, Brilliant, and Vibrato channels found on the original amp.
With the flip of a switch, you could be jetting off to Ireland, London or Liverpool in no time.
Mellow, beautiful, and intense - it's everything you could want.
-Push the limits with classic boost
Ruby'63 features classic boost functions such as the legendary 60s Dallas Rangemaster germanium treble booster and the 70s Maestro EP-3 tape delay preamp.
With the flip of a switch, you can achieve searing, layered tones that leave IR-based amp models behind.
- Customize your sound with the UAFX Control app
Ruby'63 is even more convenient when used in conjunction with the UAFX Control mobile app.
Download custom artist tones, recall and save presets, and dig into the amps that sparked the British Invasion.
Specifications Power Supply (sold separately): Isolated DC9V, 400mA (min), center negative, 2.1 x 5.5mm barrel connector Power Inputs: Two 1/4" unbalanced TS (Input 2 is used for stereo connections or 4-cable mode)
Outputs: Two 1/4-inch unbalanced TS (Output 2 is used for stereo connections or 4-cable mode)
Input impedance: 500 kΩ (mono input), 1 MΩ (stereo input)
Output impedance: 500 Ω
Maximum input level: 12.2 dBu
Maximum output level: 12.1 dBu
Frequency characteristics: 20 Hz - 20 kHz, ±3 dB
USB Type-C (cable sold separately): Used for product registration on a computer and firmware updates Wireless technology: Bluetooth v5 (2.4 GHz band)
size
Height: 6.5 cm
Width: 9.2 cm
Depth: 14.1 cm
Weight: 0.567 kg
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
For orders exceeding Paypal’s transaction limit of 1 million yen, we will provide more details. For secure transactions, items will only be shipped to the address registered in your Paypal account.
Regarding detailed information and contact information to us, please check FAQ.
Please Note
The following information applies to international orders.
■ Condition
Items with “USED” in the product name are pre-owned and will be delivered as shown in the photos. Signs of wear may be present. All items are function-tested by our staff and rechecked before dispatch.
■ Stock
Many products are stocked across Ikebe stores in Japan. As a result, shipment may take several days. In-store sales may also cause items to sell out. If an item is unavailable, we will contact you promptly; in that case, the order will be canceled and any payment will be refunded.
■ Shipping
We ship via FedEx. Shipments are fully insured against damage or loss during transit.
- Asia: 10–20 days (estimated)
- North America & Oceania: 20–30 days (estimated)
Shipping costs are calculated based on the delivery address and confirmed at the time of dispatch.
■ Taxes & Duties
Import duties, taxes, and fees are the buyer’s responsibility and are not included in the item price or shipping cost. These fees are typically collected by the carrier upon delivery or at pickup. Please check with your country’s customs office for details before purchasing.
■ Other
We cannot declare a reduced item value or mark purchases as gifts.
* Warranty
Our product warranty is valid only within Japan.
* Voltage
All electrical products are intended for the Japanese market and are designed for 100 V operation.

About us
Founded in 1975, Ikebe Music is one of Japan's largest general music stores.Thanks to its long history and proven track record, it has earned the trust of musicians and music fans not only in Japan but around the world.
Ikebe Music ships not only within Japan, but also overseas.As a well-known retailer of used musical instruments in Japan, we have a wide selection of used and vintage instruments.
We have a wide variety of unusual and rare instruments, so please take a look.Please note that we do not list new products, as our contracts with our suppliers prohibit international shipping.
About our stores
In Japan, we have about 30 stores in Tokyo (Ikebukuro, Shibuya, Akihabara) and Osaka.
We have just opened our flagship store, IKESHIBU (IKEBE SHIBUYA), in Shibuya, Tokyo, which brings together numerous musical instrument specialty stores and serves as a hub for entertainment culture.
Please be sure to stop by if you are visiting Japan.


About Shipping





We carefully pack every item with protective materials to ensure it arrives safely.
The photos above show an example of how we securely pack a bass guitar for shipping.