Signal Projects Alpha XLR

Reference Series · High-purity Copper Conductors · Balanced and Powerful

The Signal Projects Alpha XLR is an entry-level balanced interconnect cable in Signal Projects' Reference Series. Despite its entry-level positioning, it embodies flagship-level manufacturing principles. It features 99.9997% high-purity multi-strand copper conductors, a double-shielding structure, and a true balanced transmission architecture to reduce noise interference. This results in higher clarity, neutral dynamic performance, balanced frequency response, and a rich, powerful sound for your system.

It is suitable for systems with balanced input/output equipment, helping to deliver a quieter and more stable musical performance.

Basic Product Information

• Type: XLR Balanced Interconnect
• Brand: Signal Projects
• Series: Alpha (Entry-level in Reference Series)
• Connectors: XLR
• Standard Length: 1 m (extendable)
• Positioning: Balanced interconnect for upgrading entry to mid-level systems

Core Technology and Material Application

• High-purity Copper Conductors: Uses 99.9997% Oxygen-Free Copper (OFC), providing excellent conductivity and low distortion.
• Stranded / Multi-core Structure: Enhances flexibility and transmission stability.
• True Balanced Transmission Design: Effectively suppresses common-mode noise and improves signal-to-noise ratio.
• Double Shielding Design: Aluminum foil + copper braided mesh, effectively suppressing electromagnetic interference (EMI) and radio frequency interference (RFI).
• Low LCR Values: Well-controlled capacitance, resistance, and inductance, reducing signal loss.
• High-quality XLR Connectors: Precision machined for stable and reliable contact.
• Material Application Purpose: Centered on high-purity copper, emphasizing a neutral, clear, and rich sound performance, avoiding excessive coloration.

Detailed Specifications

• Model: Alpha XLR Interconnect
• Conductor Type: Stranded / Multi-core
• Cross-sectional Area: Approximately 0.58 mm²
• Metal: Copper
• Purity: 99.9997%
• Capacitance: Approximately 24.85 pF/ft
• Resistance: Approximately 32.90 mΩ/ft
• Inductance: Approximately 0.48 μH/ft
• Shielding: Aluminum foil + copper braid
• Standard Length: 1 m (additional charge for every 0.5 m increase)
• Applicable Systems: Entry to mid-high end Hi-Fi systems with balanced input/output.

Sound Performance and Characteristics

The Signal Projects Alpha XLR balanced interconnect cable offers the following improvements to your system:

• Quieter background, making details more discernible.
• Clear sound with ample energy.
• High overall balance, without strong sonic coloration.
• Crisp and bright treble, with a suitable touch of sweetness.
• Natural and lively midrange, with beautiful instrument and vocal reproduction.
• Full and solid bass, with appropriate thickness and good focus.
• Neutral dynamics, with a considerable soundstage scale and stability.
• Suitable for long listening sessions, less prone to fatigue.

It is especially suitable as the first high-quality balanced interconnect upgrade for your system, helping your equipment realize its full potential.

Online Reviews

• Audio media and users praise the Alpha series as "entry-level with a flagship spirit," noting its stable sound, high energy, and excellent balance.
• Reviews highlight its crisp and bright treble, solid bass, and overall excellent musicality, with the balanced design further enhancing background quietness and stability.
• It is considered suitable for audiophiles seeking clear, rich, and unbiased sound.