>----- Original Message ----- >
>Some sort of serial interface with a decoder at the antenna
> might eliminate a lot of these kinds of problems.
i.e. one or two of "...these kinds of problems." out of hundreds/thousands
of no-problem cable runs!
I, too, was aghast when I discovered my newly purchased Orion rotator counts
pulses instead of using a feedback pot and until I replaced the cable with
coax the system frequently lost position. However, doesn't airline inertial
navigation systems use the same technique between recalibrating at known
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