# Modulator pedal UNIVERSAL Astra Modulation Machine UA UAFX - guitar effects modulation unit

**URL:** https://aio.lv/en/product--universal-ua-gpm-astra--11894995
**Data updated:** 2026-03-10 00:17 (EET)
**Category:** Musical Instruments
**Manufacturer:** UNIVERSAL
**Manufacturer code:** UA GPM-ASTRA
**EAN:** 819937002861
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 419.99 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 347.10 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--universal-ua-gpm-astra--11894995

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Astra Modulation Machine by UNIVERSAL (UA UAFX) is a modulator effect unit designed for guitarists and producers. As a pedal-format modulation device, it provides classic and modern modulation sounds for shaping tone, useful for chorus, flange, phaser and other time-based modulation effects. Suitable for live performance and studio use as an effects processor.

## Long description

The Astra Modulation Machine by UNIVERSAL (UA UAFX) is a pedal-format modulation unit designed for guitarists and producers who need a versatile effects tool for live performance and studio work. The device delivers a range of time-based modulation tones — from subtle chorus and warm flange to sweeping phaser textures — in a compact enclosure made for pedalboards and rack setups. Controls give direct access to depth, rate, and character, enabling precise shaping of modulation across clean and driven amplifier tones.
Advantages
The Astra Modulation Machine offers a broad palette of modulation effects within a single pedal, reducing the need for multiple dedicated units. It preserves signal clarity while adding rich modulation, with stable tunable controls for consistent performance on stage or in the studio. Its pedal-format housing is optimized for integration into existing rigs and for straightforward routing with other effects and amplifiers.
Suitable for
 Guitarists seeking classic chorus, flange, and phaser sounds
 Producers adding modulation textures during recording or mixing
 Live performers who require compact, reliable modulation effects
 Session musicians needing versatile time-based effects for various genres
Key specifications
 Effect types: chorus, flange, phaser and other time-based modulation variants
 Format: pedal-format modulation unit suitable for pedalboards
 Controls: rate (speed), depth (intensity), and character/tone shaping parameters
 Signal path: designed to maintain clarity across clean and overdriven signals
 Connectivity: standard instrument-level input and output jacks for guitar rigs
 Power: low-voltage DC power operation (pedal-style power supply)
How to use
Connect the instrument to the input jack and the amplifier or next device in the chain to the output jack. Apply appropriate DC power with a compatible pedal supply. Start with moderate settings for rate and depth to audition the modulation effect, then adjust the character control to tailor the tonal response. For subtle ambience, set a low depth and slow rate; for pronounced movement, increase depth and adjust rate to sit rhythmically with the song. Bypass the unit when modulation is not required.
Usage recommendations
For live settings, place the Astra Modulation Machine after distortion or overdrive pedals for classic chorus and flange interaction, or before gain stages for different phaser coloration. In studio use, record both dry and processed signals when possible to retain flexibility during mixing. Use conservative power supplies to minimize noise and ensure consistent operation.

## FAQ

### How much does the UNIVERSAL Astra Modulation Machine UA UAFX modulator cost, and is it available for purchase?

The price is 419.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can UNIVERSAL Astra Modulation Machine UA UAFX modulator be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All UNIVERSAL products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized UNIVERSAL service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/11894995/67320028_large.webp