[Elecraft] K1 Issue. Lost reception when transmitter stage completed.
Mike Morrow
kk5f at earthlink.net
Fri Aug 22 14:18:01 EDT 2014
Les wrote:
>All the voltages and resistances check out except the anode of D9,
>according to the manual, is supposed to be > 100k. I'm sure this is an
>error, however, since the DC path to ground from that point goes through
>three resistors and a choke totalling only about a couple K, which is what
>I measure.
The manual calls for this to be greater than *100* ohms, not *100,000* ohms.
A kit sold for 14 years is unlikely to have incorrect test point standards. :-)
>I wish I had a layout view showing the bottom of the rf board to help.
I have wished (for 14 years) for such PCB trace layouts. They are very
appropriate for *ALL* kits. For some reason that has never been coherently
explained, Elecraft has never supplied them. Tom/N0SS (SK) published photos
of the PCB for the K1 years ago, but I do not think those are available any
more, even at the remnant of his web site that is preserved by his ham club.
Mike / KK5F
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