توضیحات

Tips: The default power supply voltage amplifier board dual power ± 58 — ± 70V, The voltage lower the lower the wattage output

main technical parameters:
1. Power supply: dual DC power supply — 58 ± 70V ±
2. Rated output power: 500W (10% ± 65V power supply 4 ohm load, distortion)
3. Efficiency:> = 90%
4 . SNR: 90dB
5. The total harmonic distortion: 380W (± 65 powered speakers 4 ohms, distortion <0.1%)
280W (8 ohm ± 65 powered speaker, distortion <0.1%)
6. Frequency response: 20Hz -20KHz
7. The speaker: 4-8Ω
8. The voltage magnification: 36 times
9. Input sensitivity 1.5V (the RMS)
10. The output short circuit protection: Yes
11. That output DC bias protection speaker protection: Yes
12. Over-temperature protection: Yes, radiator FET temperature higher than 100 ° C, turn off the output .
13. The amplifier board dimensions: length x width x height 98x43x30mm =
14. A Weight: 95 grams