PX10 Power Amplifiers The versatile PX series power amplifiers lineup combines intelligent processing with high output power to meet the requirements of a vast range of sound reinforcement environments. 1000W x 2 at 8Ω / 1200W x 2 at 4Ω. 2x 1000W at 8Ω 2x 1200W at 4Ω Newly developed Class-D amplifier engine with a custom LSI Flexible onboard PEQ. crossover. filters. delay. and limiter functions Yamaha Speaker presets Utlities for safe and secure operation