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General| Type | Power Amplifier |
|---|---|
| Channels | 2 |
| Output Power (1 kHz, THD 1%) @ 70 V | 250 W |
| Output Power (1 kHz, THD 1%) @ 100 V | 250 W |
| Signal-to-Noise Ratio | > 100 dB |
| Input Impedance | 20 kOhms balanced, 10 kOhms unbalanced |
| Gain | 32 dB |
| Voltage Gain | 32 dB |
| Topology | Class AB |
| Output Power (1 kHz, THD 1%) @ 4 Ohms | 250 W |
| Frequency Response | 20 Hz - 20 kHz |
| Total Harmonic Distortion (THD) | < 0.1% |
| Cooling | Fan cooled |
| Input Sensitivity | 1.4 V |
| Damping Factor | > 200 |
| Power Requirements | 100-120V / 200-240V, 50/60 Hz |
Essential safety guidelines to prevent hazards like electric shock and fire.
Procedures for qualified personnel only, covering safe servicing practices.
General description of PA Series amplifiers, highlighting key features and protections.
Steps for unpacking, package contents, and warranty period details.
Crucial notes on ventilation, mounting, and environmental temperature limits for installation.
Operation of the main power switch, soft-start, and power-on delay.
Explanation of PROT (protection) and LIMIT indicator lights.
Details on level indication LEDs and the power status indicator.
Description of balanced inputs and recommendations for signal cabling.
Controls for adjusting channel amplification and selecting operation modes.
How to use the HPF to attenuate low-frequency signals.
Connecting speaker systems, including polarity, impedance, and model-specific outputs.
Information on mains fuse, socket connection, and voltage selection.
Guidance on audio cabling and visual examples for connections.
Tables detailing mains current, power consumption, and heat output for various models.
Explanation of power dissipation (PD) and its relation to internal temperatures.
Detailed specifications for maximum output power across different load impedances.
Key electrical parameters like voltage gain, slew rate, and frequency response.
Information on power needs, protection circuits, and cooling methods.
Physical specifications including dimensions (W x H x D) and unit weight.
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