Ashly TRA-4075 Power Amplifier

Introducing the Ashly TRA-4075 Power Amplifier
The Ashly TRA-4075 is a dynamic, convection-cooled 4-channel power amplifier, perfect for PA systems or permanent installations. Encased in a durable 2-RU metal chassis, this unit delivers 75 watts per channel at 4 ohms and is capable of driving both 4- and 8-ohm loads as well as transformer-coupled 70V and 100V lines, making it extremely versatile for a variety of sound environments.

Designed for Versatile Sound Systems
This amplifier stands out with its ability to simultaneously handle multiple speaker loads and voltage lines, supported by internally mounted coupling transformers. Whether integrating into existing setups or building a new system from scratch, the TRA-4075 adapts effortlessly, ensuring reliable and consistent audio delivery across all channels.

Efficient Operation with Class-D Technology
Utilizing a switch-mode power supply coupled with advanced Class-D amplifier circuitry, the TRA-4075 offers a power-efficient solution that reduces energy consumption without sacrificing output quality. Its design ensures a high power-to-weight ratio, providing substantial power in a compact form factor.

User-Friendly Features for Optimal Sound Control
The TRA-4075 features a switchable high-pass filter at 80Hz and selectable gain sensitivity, allowing fine-tuning of audio signals to match specific room acoustics or speaker configurations. Additionally, turn-on delay DIP switches offer up to 8 seconds of delay to avoid pops and clicks during system startup, enhancing the overall user experience.

Robust Protection and Quiet Operation
Beyond its audio capabilities, the TRA-4075 ensures safe and quiet operation with its comprehensive protection circuitry and ultra-quiet convection cooling. This setup prevents overheating and protects against over-current, DC output, and over-voltage, ensuring long-term reliability and performance.