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General| Brand | Violectric |
|---|---|
| Model | HPA V181 |
| Category | Amplifier |
| Language | English |
Precautions regarding water and liquid exposure to the appliance.
Guidelines for connecting to power, proper grounding, and power cord safety.
Specific warnings for UK mains plugs, including handling damaged or cut plugs.
Explains the purpose and function of the PRE-GAIN feature for volume adjustment.
Provides caution and conditions for altering PRE-GAIN switch settings.
Explanation of the volume control's function for left and right channels.
Details the 4-pin XLR balanced headphone output and its pinout.
Describes the 1/4" (6.3mm) jack outputs and their pinout.
Advice on using balanced headphones and the XLR connector.
Provides examples illustrating how PRE-GAIN improves volume control range.
Explains why balanced amplifiers are crucial for headphone performance.
Discusses headphone parameters like impedance and sensitivity.
Explains the importance of a high damping factor for amplifier output.
Discusses the necessity of high supply voltages for amplifier performance.
Explains the function of the relay in protecting headphones during power changes.
Emphasizes pulling the mains plug before any internal adjustments.
Step-by-step instructions for safely dismantling the unit.
Lists specifications for input/output types, impedance, and sensitivity.
Details frequency range, damping factor, dynamic range, noise, THD+N, and crosstalk.
Provides output levels for various load impedances.
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