LM1972M и другие
| Компонент | Описание | Производитель | |
| LM1972 | Pot 2-Channel 78dB Audio Attenuator with Mute |
National Semiconductor |
 |
| LM1972M | Pot 2-Channel 78dB Audio Attenuator with Mute |
National Semiconductor |
|
| LM1972MX | Micro-Pot 2-Channel 78 dB Audio Attenuator with Mute |
National Semiconductor |
|
| LM1972N | Pot 2-Channel 78dB Audio Attenuator with Mute |
National Semiconductor |
|