Description
XT2.1 V2 R2 – High-Performance 2.1 Amplifier Module
The XT2.1 V2 R2 is an upgraded high-performance 2.1 amplifier module, designed for audiophiles, DIY enthusiasts and custom sound system builders who want powerful output, clean sound and reliable performance.
This latest revision comes with several improvements and premium-quality components, making it an excellent choice for building a powerful 2.1 channel amplifier system.
Key Features
- Powerful 2.1 Channel Output
- 100W + 100W RMS Left/Right
- 200W RMS Subwoofer
- Rated at 4Ω with ±50V DC supply
- Recommended Power Supply
- Designed for AC 40-0-40V input
- Up to 800VA transformer recommended for optimum performance
- High-Current Output Stage
- Uses NJW0302 & NJW0281 output transistors
- Designed for high-current handling and powerful, clean audio reproduction
- Wide Frequency Response
- Main channels: 20Hz – 20kHz
- Subwoofer channel: 20Hz – 200Hz
- Built-in Low-Cut / Subsonic Filter
- Filters frequencies below 20Hz
- Helps prevent unnecessary ultra-low-frequency signals from reaching the speakers
- Provides additional protection for the subwoofer and improves usable power delivery
- Subwoofer Phase Switch
- Allows you to adjust the subwoofer phase according to your speaker setup.
- Useful when the subwoofer and satellite speakers are out of phase.
- Helps improve bass integration, punch and overall clarity.
- High-Quality Components
- 20,000µF filter capacitance for stable power delivery
- 1% precision resistors
- Premium Vishay components
- High-quality op-amps
- Quality PCB Manufacturing
- Professionally manufactured JLCPCB high-standard PCB
- Designed for reliable operation and clean signal routing
- Easy Installation
- Detachable potentiometers for flexible chassis mounting
- Compatible with a wide range of custom amplifier enclosures
- Dedicated short-circuit protection points
- Heavy-Duty Cooling
- Includes a heavy heatsink designed for efficient heat dissipation
- Helps maintain stable performance during high-power operation
Technical Specifications
| Specification | Details |
|---|---|
| Configuration | 2.1 Channel |
| Stereo Output | 100W + 100W RMS @ 4Ω |
| Subwoofer Output | 200W RMS @ 4Ω |
| Supply Voltage | ±50V DC |
| Recommended AC Input | 40-0-40V AC |
| Transformer | Up to 800VA Recommended |
| Input Sensitivity | 1V RMS |
| THD | 0.1% @ 50W RMS |
| Frequency Response | 20Hz – 20kHz |
| Subwoofer Frequency | 20Hz – 200Hz |
| Subsonic Filter | Below 20Hz |
| Output Devices | NJW0302 & NJW0281 |
| Filter Capacitance | 20,000µF |
| Resistors | 1% Precision |
| PCB | High-Quality Dual-Layer / JLCPCB |
| Potentiometers | Detachable |
| Subwoofer Phase | Switchable |
| Cooling | Heavy-Duty Heatsink |
Built for Power. Tuned for Clarity.
Whether you’re building a DIY home audio system, high-power 2.1 setup or a custom amplifier, the XT2.1 V2 R2 provides a powerful combination of output, protection, flexibility and high-quality components.
A serious 2.1 amplifier module for serious DIY audio projects.
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