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Description:
This is pure power amplifier board, the sensitivity of the input signal of 1.5V rms, if your input signal voltage can’t reach this value,recommend add preamp.
Mono channel,for 2.0 channel need bid two.
Parameters:
1. Power supply: dual DC power supply ± 58 — ± 70V
2. The rated output power: 500W (± 65V power supply, 4 ohm load, distortion 10%)
3. Efficiency:> = 90%
4. SNR: 90dB
5. The total harmonic distortion:
380W (± 65 power 4 ohm speaker, distortion <0.1%)
280W (± 65 power 8 ohm speaker, distortion <0.1%)
6. Frequency range: 20Hz-20KHz
7. Speaker: 4-8Ω
8. Voltage Magnification: 36 times
9. Input sensitivity 1.5V (RMS)
10. 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. Amplifier board size: length x width x height = 98x43x30mm
14. Weight: 95 g
Use precautions:
1. Rated supply voltage is ±65V, ±58—±70V range, do not over 70V! positive and negative do not pick wrong
2. Recommended power supply ±65V
3. Recommended 4-8Ω / 10-18inch speaker
4. Carefully check before electricity, ensure the wiring is correct.
Package Included:
1/2PCS*Digital Amplifier Module OR 4010 Fan
（Depend on your choices）
Payment Method
Shipping Policy
Returns & Refund Policy
Feedback
Payment Method
EBAY Managed Payment.
But we only
Accept
your
Ebay Address
, please Make sure it’s 100% right.
Payment must be received in 5 business days of auction closing.
Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
Shipping Policy
1. We only ship to the confirmed address provided by eBay. please make sure your ebay address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.
3. All package need to wait 30 days,Please take care it.Less than 30 days,we can’t take a refund.
Returns & Refund Policy
All package need to
wait 30 days
(US only n
eed 7-10 days)
,
Please take care it.Less than 30 days,we can’t take a refund
.
If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it.
If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
Feedback
We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.