December 31, 2023
Whether it is high-power or low-power LED lighting a.......
Whether it is high-power or low-power LED lighting a.......
Analog audio terminal RCA
This is by far the most common audio/video terminal. This .......
After the Beijing Olympics and the Shanghai Worl.......
The audio amplifier 650W high-speed power circuit is an advanced elec.......
The circuit is composed of R1, R4, R5, C2, D3, Q4, Q5 and relay K. Q4.......
Although the speaker is the most important part of the audio replay, .......
1. Rated impedance and impedance characteristics The rated impedanc.......
On the afternoon of October 15, 2010, at the 7th China International
Zhang Kongcheng, chairman of the Taiwan Lighting.......