PS Audio GCA-500, GCA-250, GCA-100 manual What voltages can the amp run on?

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What voltages can the amp run on?

Questions And Answers

Owner’s Reference GCA Power Amplifier Series

amplifi er and the next higher wattage model should be considered.

The GCA series power amplifi er is specifi c to your country’s voltage. Do not use the GCA series power amplifi er on a voltage higher than it is rated for. For instance, do not take a 120 volt rated GCA series power amplifi er and attempt to use it in a 230 volt country. Failure to observe this cautionary note will void your warranty and may damage the amplifi er. If you need to operate the GCA series power amplifi er at a voltage other than the voltage it was designed for, contact your dealer, distributor or the factory.

Protection circuitry

Does the amp require ventilation?

How does the DC trigger work?

If the GCA series power amplifi er protection circuitry is activated, the amplifi er will immediately shut off. Check for the source of the problem, then use the front panel logo switch to restart the amp.

The GCA series power amplifi er produces little heat under normal operation. There are vent holes at the rear of the chassis, both top and bottom and you should be careful not to obstruct these vents if possible.

The GCA series power amplifi er can be remotely activated by a DC control voltage. Using a small mini jack, you can turn the GCA series power amplifi er on and off with a 12 volt trigger. For instance, the PS Audio GCP preamplifi er has a trigger output jack. When connected to the GCA series power amplifi er trigger input jack, located on the lower left hand corner of the GCA series power amplifi er’s rear panel (as you face the panel) the preamplifi er will now turn the GCA series power amplifi er on and off with a single push of the preamplifi er’s power button.

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Contents Owner’s Reference DocumentIntroduction Introduction Important Safety InstructionsTable Of Contents Thank you Cool and efficient running Power ratingsThree models What you can expectGetting Started Isolation Power Cables ConditionersLocation Getting StartedQuick Start Guide Quick Start GuidePush the front panel logo to turn it on Check for porper polarityFront panel power button Placement?Questions and Answers Isolation? Front panel blue lightWhat voltages can the amp run on? Troubleshooting Finding a ground loop Try a cheater plug If the amp shuts down while playing music Warranty WarrantyConditions Remedy Miscellaneous Outside the US WarrantyService ServiceService

GCA-100, GCA-250, GCA-500 specifications

PS Audio has long been recognized as a leader in high-fidelity audio equipment, and their line of power amplifiers, specifically the GCA-250, GCA-500, and GCA-100, showcases the company’s commitment to quality sound reproduction and cutting-edge technology. Each model in this series is designed to deliver exceptional performance, making them suitable for both audiophiles and casual listeners alike.

The GCA-250 is known for its impressive power output, delivering 250 watts per channel into 8 ohms. This power allows it to drive a variety of speakers effortlessly, providing dynamic sound with precision and clarity. One of the standout features of the GCA-250 is its Class AB amplifier design, which combines the best characteristics of both Class A and Class B amplification. This results in low distortion levels and high efficiency, enabling the amplifier to produce warm and rich audio without excessive heat generation.

Moving up the line, the GCA-500 takes performance to another level with its 500 watts per channel output into 8 ohms. This amplifier is built to handle more demanding speaker loads, making it ideal for larger systems or for those who prefer a more powerful sound experience. It incorporates advanced feedback control technologies that help minimize signal degradation, ensuring that the audio remains pure and detailed even at higher volumes. The GCA-500 also features a balanced input option, enhancing connectivity and reducing noise interference for a cleaner sound.

At the entry level, the GCA-100 offers a commendable 100 watts per channel into 8 ohms. Despite being the most compact model, it still embodies PS Audio’s high standards of construction and sound quality. The GCA-100 is perfect for smaller listening spaces or as part of a multi-room audio setup. It maintains a robust build quality and utilizes a simplified design to focus on delivering a straightforward yet enjoyable listening experience.

All three models share key characteristics such as their robust chassis construction, which helps minimize vibrations and interference, and their ultra-silent operation thanks to premium components and design considerations. They also offer seamless integration with other PS Audio products, making them versatile components in a complete audio system.

In summary, the PS Audio GCA series of amplifiers—GCA-250, GCA-500, and GCA-100—combine innovative technologies, high-quality materials, and powerful performance to cater to diverse audiophile needs. Whether for casual listening or serious audio pursuits, these amplifiers stand out as durable and high-performing choices that bring music to life with stunning fidelity.
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