PCB uses aluminum plate
1. An audio device: input, output amplifiers, balanced amplifiers, audio amplifiers, preamplifiers, power amplifiers, etc. 2. power supply: switching regulator `DC / AC converter` SW regulator and s...
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 11 |
| 2 | Kishan Pratap Singh | 5 |
| 3 | 6 7 | 1 |
| 4 | Jonathan Scher | 1 |
| 5 | sheng wang | 1 |
| 6 | ALESSANDRO LIBERALE | 1 |
| 7 | KhronoSound Audio | 1 |