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Unassembled LM3886 DC Servo Amplifier Board Redux 5534 Amp 68W+68W for Audio DIY
Description:
PCB board with Immersion Gold process, easier welding, copper is the most thick 2 / 2oz, enhance signal current transmission performance.
ON LM317BT / LM337BT industrial-grade low-resistance high-current regulator circuit, combined with the highest level of KZ Nichicon Nichicon capacitors audio pre-filtered power regulator.
UPC1237 speaker protection circuit, authentic Omron relays, power-on delay of approximately 3.5 seconds pull, pull before there will be music sounded, immediately shut off, no impact sound protection DC ± 1.5v trigger off the output circuit, the guardian your expensive speakers
Features:
- PHILPS silver film capacitor compensation circuit in preamp and LM3886
- Audio electrolysis and V-mark film
- 4 output ports; Voltage regulator tube LM317/337
Specification:
- Supply voltage: 15V to double the allowable range between dual 28V (refer to the transformer output voltage, such as 25-0-25)
- Board size: 155mm * 75mm
- Load Impedance: 4-8Ω
- Output Power: Max 68W + 68W
Note:
This is spare parts that should be welded, no capacitor or heat sink.
Package included:
- 1 x Amplifier Board
