I'm attempting to use one of the roofline gutters on my house as a "longwire" antenna. The center conductor of my coax cable connects to the gutter, the shield conductor to a grounding rod. The ...
I want to build a simple crystal radio receiver. I do not want amplify the signal received. I want to detect the presence of a transmitted signal, and then use the presence of the received signal as a ...
I'm working with the Venus 634FLPx GPS chip. The reference schematic in the datasheetincludes an inductor L1 marked "optional biasing for active antenna": What ...