Completely engraved with Sugden's famous IA4 single ended Class A 33w OTL amplifier board, the sound is beautiful I can't get tired of listening for a long time. . ● Each channel uses 2 ELNA FOR AUDIO 63v10000uF electrolyzers ● All new components. ● Each channel uses 2 brand new Sanken precision paired C2922 transistors (same as the original model). ● American Alpha Solder. ● Before shipping each finished board, distortion, noise, midpoint, amplification factor and other parameters must be tested. ● CNC machined all-aluminum alloy chassis, with exquisite appearance. ● CNC machined all-aluminum alloy chassis, with exquisite appearance.
Parameters:
● Power supply voltage: AC41v * 1 mono 200w reserve ● Output power: 33 watts Class A. ● Static current: 800-1000mA. Adjust the potentiometer to achieve a voltage of 800mV --1V across the 1 ohm/5 watt resistor. Rotate clockwise to the end and then adjust back ● Size: 238 * 73mm PCB 2mm thick, 70um thick copper, high current positive and negative wiring, cross-section is 4 times that of the original factory
List:
1 x Sugden IA4 circuit Amplifier board（This amplifier board is designed for mono sound. If you need stereo sound, you need to purchase a quantity of 2）
