| Компонент | Описание | Производитель | |
| GURX20D | 20 SEGMENTS BAR GRAPH ARRAY |
SunLED Corporation |
|
| LMV1031URX-20 | Amplifier for Internal 3-Wire Analog Microphones and External Preamplifier |
Texas Instruments |
|
| LMV1031URX-20 | Amplifier for Internal 3-Wire Analog Microphones and External Preamplifier |
National Semiconductor |