| Компонент | Описание | Производитель | |
| NTE1221 | Integrated Circuit Stereo Preamp |
NTE Electronics |
|
| NTE1223 | Integrated Circuit Low Noise High Gain Pre−Amplifier Circuit For General Purpose Audio Pre−Amplifiers |
NTE Electronics |
|
| NTE1224 | Integrated Circuit Audio Power Amplifier, 1W |
NTE Electronics |
|
| NTE1228 | Integrated Circuit Audio Power Amp, 2.1W |
NTE Electronics |