ZEROZONE (DIY Kit) PA3 Class A Stereo amplifier kit 30W+30W base on PASS A3 amp L4-25 | Электроника

Transformer: using 500VA black cloth toroid transformer,

ELNA Capacitor Array CLC.   1.6A high current

Structure: left and right channels completely independent;

Output Power:  30W+30W  Pure Class A

Package Weight: 15kg;

Case: CNC machining, Full aluminum chassis , very beautiful;
 

Sound style: Sweet and mellow, music taste very good, transparent.sound will be better than most of General amplifier.

Reference the  Famous PASS A3 circuit . All the FET are equipped same with the origianl machine, the input differential Transistors  using the new US IRF9610, the power Transistors using the origianl N-channel IRFP250, FETs precision matching.



Package include:     PA3 Class A Power amplifier kit   X 2 channel
                                Aluminum chassis  + knob + switch  X 1 set
                                500VA Toroid transformer       X 1pcs
                                ALPS 27 blue Potentiometer   X1pcs
                                High-quality frosted RCA terminals  X1pair
                                Copper crystal speaker terminals    X2pairs
                                signal wire   X 1M
                                screws    X1 set












The following photo is the finished photos, just for reference only!!!