TOA Amplifier Categories:
Mixer Amplifiers: These amplifiers combine mixing and amplification functions in a single unit.  
Power Amplifiers: These amplifiers are designed to provide high-power output to multiple speakers.
Digital Signal Processors (DSP) Amplifiers: These amplifiers offer advanced signal processing capabilities, such as equalization and delay.  
Some Popular TOA Amplifier Models:
A-2000 Series: This series of mixer amplifiers offers a variety of models with different power outputs and features.  
A-800 Series: This series of mixer amplifiers is designed for smaller applications.  
900 Series: This series of power amplifiers offers high-power output and advanced features.  
9000M2 Series: This series of modular amplifiers offers flexibility and scalability.