Product name
| 300W dual channel/600W single channel pure rear stage amplifier board |
Power amplifier chip | original TPA3255 |
Product model: | ZK-3002 |
Adapted power supply | The working voltage range is 18-50VDC, with a limit of 53V. It is recommended to use a DC power supply with a voltage of 36-48V and a current of 10A or more. The higher the voltage, the greater the output power. |
Adapted speaker | 3-8 ohms, 50-300W in BTL dual channel mode 2-8 ohms, 100-600W in PBTL mono mode |
Cooling method | Temperature controlled automatic air cooling, or manually selecting the fan to keep running |
Gain selection | Potentiometer 10 level adjustment, 26dB-36dB |
Bridge connection method | First, turn off the power, turn the 1st dial switch to the ON position, short-circuit the output end R+L+in parallel, and short-circuit the output end R-L in parallel. |
Maximum power | In BTL mode, 2* 300W@50V4 Ω, 160W@50V8Ω; In PBTL mode, 600W@50V2 Ω, 300W@50V4 Ω, 160W@50V8Ω |
Protection mechanism | Input undervoltage, overheating, overcurrent, short circuit protection. No input anti reverse protection, positive and negative poles cannot be reversed! |
Product size | 125 x 65 x 38mm |
Product weight | Net weight: 254g Packaging weight: 289g |