A21 class A 26W*2 hifi stereo amplifier board reference Sugden Circuit
A21 class A 26W*2 hifi stereo amplifier board reference Sugden Circuit
This price does not include the radiator shown in the figure
Parameters:
Output power: Class A 26W * 2, peak power 50W.
Transformer requirements: 200-300w, 4-wire output 34-38v
Board size: l 225 * W 65mm
Radiator requirements: 2kg E-type radiator per board or more than 3.6kg chassis weight
Working current: 1A for each channel, that is, the voltage of the 2 terminals of the 5W 1 ohm resistor on the board is adjusted to 1V






