M-10 bare-board
Class A power Amp, circuit base on Alpha 5
each channel using 8 pcs of Power MosFet on board speaker protect circuit
left and right channel pcb is symmetric design
board size: 260mm X 65mm X2mm thick
M-10 bare-board
Class A power Amp, circuit base on Alpha 5
each channel using 8 pcs of Power MosFet on board speaker protect circuit
left and right channel pcb is symmetric design
board size: 260mm X 65mm X2mm thick
A-88 assembled & test Full compl. differential input, NFB driver stage, CMRR is highly enhances, Adjust is more easy. Double side gold plated pcb. On board full function Loudspeaker protection circuit using upc1237 same two parellel power regulator supply board board size: L 360mm X W 70mm price for a pair of pcb
LM3886 assembled and tested board LM-3886 IC power Module Stereo design using two boards can achieve balance power output; 68W cont. avg. output power into 4ohm = +-28V 38W cont. avg. output power into 8ohm = +- 28V 50W cont. avg. output power into 8ohm = +- 35V Signal-to-Noise Ratio >= 92dB board size: L80mm …
A-680 full balance bare board Balance class A power amplfy board, circuit base on Accuphase, single end and balance input selectable with output servo to maintain the output to near zero dc voltage, easy to adjust and more stable on board regulators for the driver stage gold plated double size thick fibre glass board board …
LM3883RA assembled and tested board LM-3886 IC power Module Stereo design using two boards can achieve balance power output; 68W cont. avg. output power into 4ohm = +-28V 38W cont. avg. output power into 8ohm = +-28V 50W cont. avg. output power into 8ohm = +-35V Signal-to-Noise Ratio >= 92dB sound more better than the …
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