Do you have a question about the NIIMBUS ULTIMATE HPA US 4+ and is the answer not in the manual?
Comprehensive safety guidelines including handling liquids, power, grounding, cords, fuses, and voltage settings.
Defines user's limitations for servicing and when to seek professional help.
Pin-out and connection details for balanced and unbalanced analog inputs/outputs.
Specifications for balanced 4-pin XLR and unbalanced 1/4" headphone outputs.
Detailed description of the remote control buttons and their operational functions.
Configuration of input gain/attenuation using rear panel DIP switches.
How to select between different audio inputs using front panel buttons or remote.
Explanation of the volume control, its stepping, and servo motor actuation.
Explanation of the PRE-GAIN concept for matching source and headphone levels.
Practical steps to adjust PRE-GAIN for optimal listening experience.
Specific settings for the input PRE-GAIN DIP switches for various gain levels.
How to enable or disable the headphone outputs using dedicated buttons.
How to enable or disable the line outputs using front panel buttons or remote.
Information on the 4-pin XLR balanced headphone output and its pin configuration.
Information on the 1/4" jack unbalanced headphone outputs and their connection details.
Description of the unit's protective measures and error detection system.
Detailed explanation of the PRE-GAIN function and its technical rationale.
| Inputs | XLR |
|---|---|
| Outputs | 1x 4-pin XLR |
| THD+N | 0.001% @ 1kHz |
| Output Impedance | 0.1 Ohm |
| Signal-to-Noise Ratio | >120 dB |
| Total Harmonic Distortion | 0.001% @ 1kHz |
| Type | Headphone Amplifier |
| Power Consumption | 30W |