| Analysis of a chinese wideband low noise amplifier based on SPF5189Z - DD1US 50 MHz - 3,4 GHz |
| Analysis of a chinese wideband low noise amplifier based on SPF5189Z - DD1US http://www.dd1us.de/Downloads/Chinese%20Broadband%20LNA%20with%20SPF5189Z%20v_2.pdf |