| Building a 6m band pass filter - OE1IFM |
| Building a 6m band pass filter - OE1IFM http://www.oe1ifm.at/index.php?option=com_content&view=article&id=76&Itemid=75  |
PRZEJD NA FORUM
| Building a 6m band pass filter - OE1IFM |
| Building a 6m band pass filter - OE1IFM http://www.oe1ifm.at/index.php?option=com_content&view=article&id=76&Itemid=75 |