Description: This product includes 2.1 motherboard and knob. It adopts 6 imported disassembled three-way tube pairs, of which 4 are responsible for the channel and the other 2 are connected to the BTL circuit for subwoofer. Boot delay, instant shutdown,short circuit, overload protection. It has low noise, large output power and HIFI. Easy

• Original Toshiba Japan 5200 1943 Mosfet
• Used best with preamp. Dual supply board for tone control and high fidelity output
• Input Supply : Dual supply 70 -0 -70 to 90 – 0 -90
• PCB made of superior quality Fiberglass
• Packaging Includes: 1 x Audio Board

A standard configuration, the price is including 2 pieces board, audio power tubes on the tube (the upgraded version 2SA1943 2SC5200) TTA1943 TTC5200, with eight chemical filter capacitor 

• This project does not include 12 pairs of TTC5200, 12 pairs of TTA1943 transistors.
• Used 2.0mm FR-4 high-grade double-sided PCB, metal film 1% error high-precision Taiwan imported resistance, small capacitors all use original capacitors, coupling with advanced capacitors.
• With perfect overvoltage protection, overload protection, output short circuit protection.
• The power board is designed with a sophisticated all-round protection circuit: overcurrent and output short circuit protection, using advanced floating clamp sampling circuit.
• In order to pursue the highest resolution, the power amplifier board adopts a mono structure (push level + power level)
• If you work for a long time, you must add a cooling fan.