Усилитель на LA4557
| T I P | Vcc.min V | Vcc.nom V | Vcc.max V | P-out W | RL. ohm | Case | Orginal | Zamena |
| LA4557 | 6 | 9 | 12 | 2X 2,4 | 4 | 12-DIP+b |
| T I P | Vcc.min V | Vcc.nom V | Vcc.max V | P-out W | RL. ohm | Case | Orginal | Zamena |
| LA4557 | 6 | 9 | 12 | 2X 2,4 | 4 | 12-DIP+b |