TOSLINK

TOSLINK (Toshiba Link) is an optical fiber connector used for digital audio transmission.

Characteristics

• Optical fiber connector
• Square-shaped with a hinged dust cover
• Transmits via red LED light (650nm wavelength)
• Standard connector for S/PDIF (optical) digital audio

Common uses

• Digital audio output on TV/DVD combos
• High-end audio equipment
• Game consoles (PS2, Xbox, etc.)

Advantages

• Immune to electromagnetic interference
• Electrical isolation between components
• No ground loops

Disadvantages

• Fragile connector design
• Limited cable length (typically 5-10m max)
• Cannot carry higher-bandwidth audio formats like Dolby TrueHD