| 主权项 |
1. A stacked, switched filter bank, comprising:
a first filter board having opposing upper and lower surfaces and having a filter disposed therein, the filter having an input coaxial transmission line and an output coaxial transmission line, the transmissions lines each having a portion perpendicular to, and terminating at, the lower surface; and a second filter board having top surface disposed proximate the lower surface of the first filter board, the second filter board having a filter disposed therein and having two pass-through coaxial transmission lines each of which is disposed in electrical communication with a respective one of the input and output coaxial transmissions lines of the first filter board. |
