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On Jun 22, 7:44*am, "Szczepan Bialek" wrote:
*"K1TTT" ... On Jun 21, 5:24 pm, "Szczepan Bialek" wrote: "Michael Coslo" ... We should define "ground" while we're at it. If antenna emits electrons (longitudinal Tesla waves) than the ground is the source of them. The lovers of the TEM will write more. no one loves them more than you, so spew away if you wish. The simple radio do not work without the ground:http://scitoys.com/scitoys/scitoys/r...ansmitter.html "Without any connection to an antenna or a good ground connection, the transmitter will only transmit to a receiver a few inches away. To get better range, clip the ground wire to a good ground, such as a cold water pipe, and the antenna to a long wire, like the one we used for the crystal radio." well, it works as they say it will only go a few inches because the antenna is probably only a couple inches long at some low frequency... once you give it a decent antenna it will work much better. Is it possible to measure the netto current in the track ground-antenna? sure. The field emisssion probably works in an antenna: "Field emission can happen from solid and liquid surfaces, or individual atoms into vacuum or open air," S* field emission is not likely at amateur power levels. |
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