DC-1200S-7 DC±50V~±100V 400W+400W Power Amplifier Board Dual Channel 8 Pairs of 2SC5200/2SA1943 Power Tubes

Features:
- Adding bridging output function.
- Differential amplification circuit, original high-quality resistors and capacitors, good quality transistors, stable performance, a change in hazy sound, rich music details, and strong bass.
- Adding output short-circuit protection, optimized circuits, and optimized power supply.
- High voltage withstand, DC positive and negative dual power supply. High output power, low distortion, and zero interference noise.
- This power amplifier board is made of carefully selected original transistors, imported capacitors, and metal film copper pin resistors.
- The output adopts a brand new imported large chip power transistor, parallel output, strong power, suitable for high fidelity home stage KTV amplifier use.
- Power on/off mute, output DC horn protection, heat sink over temperature cut-off output protection.

Specification:
- Model: DC-1200S-7
- Size: 225 x 86 x 85mm
- Marking power: 600W + 600W (tube power)
- Output power: 400W + 400W (actual output power)
- Master voltage value: dual DC±50V~±100V (3P screw interface)
- Slave voltage value: AC 12 - 15V (separate winding)
- Audio input: XH2.54 + screw interface (3P interface)
- Fan interface: it is recommended to use DC12V/0.3A/8CM fan
- SNR: 20Hz - 20kHz, A-weighted, full power output > 90dB
- Frequency response: 20Hz - 20kHz
- Harmonic distortion: < 0.005, 10W/8ohms
- Pairing speakers: recommended speaker power (per channel): 4-8ohms, 100W-400W, 8-15inches KTV speakers/floor standing speakers/stage speakers

Package Included:
- 1 x Power Amplifier Board