Theory Professional has introduced the PLC Series of amplified loudspeaker controllers. The lineup includes two 8-channel and two 4-channel models, all built on Powersoft’s patented Class-D amplification, SmartRail energy management, power factor correction and advanced DSP architecture. The new PLC Series is engineered for demanding professional, large-venue and live sound applications.

Powersoft technology is known for its reliability, energy efficiency and audio transparency, thanks to ultra-low-noise converters, linear phase FIR filters and Active Damping Control. The combination of high-performance amplification, integrated DS and PoE enables precise sound control and exceptional reproduction in a compact 1RU format.

Each PLC model includes native Dante and AES67 audio networking, all-channel power sharing and easy-swap USB key amplifier restore functionality. The addition of proprietary Theory loudspeaker presets ensures optimal performance in both fixed and portable environments.

PLC Series Models:

• PLC-4K8: 8 channels × 500W per channel
• PLC-8K8: 8 channels × 1,000W per channel
• PLC-9K4: 4 channels × 2,250W per channel
• PLC-16K4: 4 channels × 4,000W per channel

Additional Features:

• Proprietary Theory loudspeaker presets
• Native Dante and AES67 Audio-over-IP
• All-channel power sharing
• Three 1Gb network ports (one with PoE)
• Maritime compliance for global installations