[Elecraft] K2 RF board test
Don Wilhelm
w3fpr at embarqmail.com
Tue Feb 26 08:04:47 EST 2008
Jack,
Believe the DMM and refrain from using the analog ohmmeter because it
apparently uses a high enough voltage for resistance measurements that
it can turn on solid state devices and may even damage them.
73,
Don W3FPR
Jack wrote:
> Hi folks
>
> Just building my K2. Got as far as the first resistance checks on the
> RF board (page 38)
>
> All values test correct but one.
>
> The right end of R115 is meant to be >500 ohms to earth.
> With an analogue meter it gives 2 ohms.
> With a DMM on auto range it flashes between ranges wildly. But on
> manual range it gives 10.2 Kohms.
>
> Anyone shed any light on this?
>
> Thanks
> Jack
>
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