Do you have a question about the Zeck Audio A402 and is the answer not in the manual?
Failure to follow procedures can cause injury or damage to equipment.
Discharge static electricity from your body before handling sensitive components.
Critical components marked '!' must be replaced with original Zeck parts.
Provides base, collector/drain, and emitter/source pin definitions for semiconductors.
Step-by-step guide to set the amplifier's idle current to 20mA.
High-level diagram showing major functional blocks and their interconnections.
Detailed circuit diagram for the stereo balanced amplifier and limiter/VU modules.
Detailed circuit diagram for the amplifier's power supply unit.
Detailed circuit diagram for the amplifier's power output stages.
| Power Output (Stereo) | 2 x 200W @ 4Ω |
|---|---|
| Frequency Response | 20Hz - 20kHz |
| Signal-to-Noise Ratio | > 100 dB |
| Damping Factor | > 200 |
| THD | < 0.05% |
| Weight | 15 kg |
| Input Impedance | 20 kΩ |