digital amplifier board 200W mono with A1943 / 5200
![10](https://ae01.alicdn.com/kf/HTB1ZKakhsIrBKNjSZK9q6ygoVXa8.jpg)
Parameters:
Output power: 200W
2.0 Channel = 2 PCS
if u need stereo,pls choose 2pcs
Power input: dual DC ± 25-70V (independent speaker power supply AC 12V)
Frequency response: 20Hz-80KHz
Dimensions: 100mm*70mm
Speakers: 4-8Ω 50-600W 5-10 inch KTV speakers, floor speakers, stage speakers .
Features:
1: High frequency transistor circuit design.
2: using A1145, A970 as the first level of the difference amplification.
3: B669 as a rectifier source circuit.
4: constant current tube with C2240, C2705
5: voltage amplifier level, using D669
6: push level using C4793 and A1837
7: power output stage using 2 pairs of 5200 and 1943 in parallel output
8: power amplifier board with speaker protection
Package:
1pcs A1943 / 5200 Amplifier board
![11](https://ae01.alicdn.com/kf/HTB1w6V1blgXBuNjt_hNq6yEiFXav.jpg)
![O1CN01D3wa17256VtyD2qwA_914357477](https://ae01.alicdn.com/kf/HTB1UvaWcoCF3KVjSZJnq6znHFXaC.jpg)
![O1CN01E4FKqf256Vtz0m3sy_914357477](https://ae01.alicdn.com/kf/HTB1VJuWcoGF3KVjSZFmq6zqPXXaL.jpg)
![IMG_1988](https://ae01.alicdn.com/kf/HTB1xV20bjvuK1Rjy0Faq6x2aVXa4.jpg)
Reference:
![O1CN01D1PL0r256Vtv9pCjt_914357477](https://ae01.alicdn.com/kf/HTB1DBO3clKw3KVjSZFOq6yrDVXak.jpg)
![O1CN01QiZbO2256VtpTSWkk_914357477](https://ae01.alicdn.com/kf/HTB1Ps5WcfWG3KVjSZPcq6zkbXXaq.jpg)
![O1CN01csFssu256VtummjM5_914357477](https://ae01.alicdn.com/kf/HTB11beZcl1D3KVjSZFyq6zuFpXa9.jpg)
![O1CN01i8CTbB256VttckX9K_914357477](https://ae01.alicdn.com/kf/HTB14A1Ja7xz61VjSZFrq6xeLFXao.jpg)
![2](https://ae01.alicdn.com/kf/HTB1HYdWeByWBuNkSmFPq6xguVXa2.jpg)
![3](https://ae01.alicdn.com/kf/HTB15cYomQOWBuNjSsppq6xPgpXaL.jpg)
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![5](https://ae01.alicdn.com/kf/HTB1AUg9dvImBKNjSZFlq6A43FXaF.jpg)
![6](https://ae01.alicdn.com/kf/HTB1Rsi.mMaTBuNjSszfq6xgfpXaj.jpg)
![7](https://ae01.alicdn.com/kf/HTB1uXT8mHSYBuNjSspfq6AZCpXaG.jpg)
![8](https://ae01.alicdn.com/kf/HTB10U3VmStYBeNjSspkq6zU8VXaV.jpg)