This amp does power on, but I did not test it any further than that. All lights appeared to be working, but the amp itself was not actually tested The Crown PS-200 Power Amplifier is a vintage audio amp designed for stereo systems in a professional studio setting. Made in the United States, this unit features two channels, inputs, and outputs, making it suitable for powering on and amplifying audio signals for a variety of audio setups. With the trusted brand of Crown behind it, this amplifier is a reliable option for enhancing audio quality and power in a studio or home audio environment.