(2019-06-07, 16:55)mwaters Wrote:(2019-06-07, 15:19)readbueno Wrote: ... It may be to do with the pre-amp in the antenna? Although it has 3.2 volts at the centre pin.
Brian.
I see now. I understood this to mean the E-field preamp.
Yes, As far as I can tell nearly all these GPS antennas have a pre-amp, probably to overcome the losses in the crappy mini-coax?
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