SYM5-3 하이 바이어스 클래스 AB 파워 앰프, 베어 PCB 베이스 온 Symasym5-3 앰프, 2 채널
상품 정보
여러분께 소개할 이 제품은 SYM5-3 하이 바이어스 클래스 AB 파워 앰프으로, 여러분의 생활을 더욱 편리하고 풍요롭게 만들어 줄 것입니다. 아래에서 제품의 특징, 사용 방법, 그리고 왜 이 제품이 여러분에게 이상적인지에 대한 상세한 정보를 제공하겠습니다. 정성껏 준비한 상품 설명을 통해, 여러분이 필요로 하는 최적의 선택을 할 수 있도록 도와드릴 것입니다.
Introduction:
Symasym5-3 Power amplifier is a very well-known circuit on the DIYAudio forum. The number of clicks on the circuit’s posts is still very active. It has ultra-low distortion when fully loaded, and the sound quality can be said to be very good. It has a power of 100W (4 ohms) per channel. It is very suitable for home use, suitable for driving high-power HIFI speakers above 6.5 inches. The circuit works in high partial class A and B, without noise and current sound. The production is simple, and the circuit is stable and reliable. Voltage feedback, suitable for HIFI players to grinder.
Status: Class AB
Output power:
200W + 200W 2Ω
150W + 150W 4Ω
100W + 100W 8Ω
Input voltage: DC +/-35V — +/-45V (Recommended DC +/-40V)
THD: 0.002% 1 KHz Full power
0.005% 10 KHz Full power
Power Out transistor: ON NJW0302/NJW0281
Drive tube: Toshiba 2SA1930/2SC5171
Small signal transistor: MPSA18/2N5401/2N5551/BC546
PCB Size: 138mm * 50mm
Debugging instructions:
Set the multimeter to the DC mV position, measure the two ends of any white cement resistor with two pen tips, adjust the blue 500R adjustable resistor, and use the white cement resistor with a voltage of 15—22mV at both ends.
NOTE: This is a Bare PCB, and all parts need to be matched by yourself.
