The base PCB has three white line of silkscreen on its back, these are the spots where the main PCB and the support parts will be soldered to. The side without a line will be facing forward. Although it looks like the board can be rotated this is not the case. The main PCB has ...
Many sister paper make-up will be lazy, save the step before makeup, and think that everything is fine on the foundation. Before makeup, the makeup is not only to make the makeup more natural and durable, but also the most basic step to create a good complexion. Doing a good job ...
Five rejection bands have been achieved at the frequencies of 3.5, 4.5, 5.25, 5.7, and 8.2 GHz, inseminating four rectangular complementary split ring resonators (RCSRRs) on the radiating patch and placing two rectangular split-ring resonators (RSRR) near the feedline-patch junction of the ...