F21M15BU и другие
| Компонент | Описание | Производитель | |
| 21M15B | -20 ~ 70 `C commercial application -40 ~ 85 `C industrial application |
QUARTZCOM the communications company |
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| F21M15B | Monolithic Crystal Filters |
ECM Electronics Limited. |
|
| F21M15BU | Monolithic Crystal Filters |
ECM Electronics Limited. |
|
| KX21M15B | HIGH RELIABILITY FOR LOW COST NARROW BANDWITH |
PETERMANN-TECHNIK |
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