LD Systems HPA 02 2 Channel Headphone Amplifier

The LD Systems HPA 02 is a professional two-channel headphone amplifier designed to provide flexible and straightforward audio monitoring. It features two line inputs with independent gain control for precise management of your audio signal. Connection is versatile, supporting standard 1/4 inch (6.35 mm) jack or terminal block inputs.

With dual 1/4 inch TRS headphone outputs and two parallel-connected 3.5 mm front-panel outputs, multiple users can listen simultaneously. This makes the HPA 02 ideal for studio or broadcast environments.

Key Features

• Daisy-Chain Capability: Multiple units can be connected together to create an expansive group listening setup.
• Line Outputs: Two balanced line-level outputs for connecting to additional amplifiers or recording equipment.
• Output Modes: Configurable Stereo/Mono and HP/HP+MON modes.
• Capless Headphone Output: Delivers an RMS output of 2x 75 mW @ 33 Ohm.
• Headphone Compatibility: Supports headphones with a minimum impedance of 16 Ohms and a frequency response from 18 Hz to 50 kHz.
• Visual Feedback: Integrated signal and clip indicator lights on each channel.
• Build Quality: Steel chassis with a plastic front panel, built for regular professional use.
• Global Power: Includes a UK mains plug (Type G) and operates on a universal 100V–240V external power supply, suitable for use in the UK, Ireland, Cyprus, Malta, Saudi Arabia, and many other regions.

Applications

The daisy-chain capability allows multiple units to be linked for group listening in training sessions, classrooms, or live events. The amplifier also suits fixed installations and on-the-road use, with a robust construction designed to handle regular professional use.

The signal and clip indicator lights on each channel provide clear visual feedback, helping to maintain optimal audio levels and prevent distortion.

Choose the LD Systems HPA 02 when you need a flexible two-channel headphone amplifier for multi-user monitoring in studio, broadcast, and live environments.