[Elecraft] K3 power switching

Fred Townsend fptownsend at earthlink.net
Wed May 13 17:53:51 EDT 2015




-----Original Message-----
>From: James Wilson <w4rks73 at gmail.com>
>Sent: May 13, 2015 8:11 AM
>To: Elecraft <elecraft at mailman.qth.net>
>Subject: [Elecraft]  K3 power switching
>
>A fused crowbar circuit is so easy to build and such
>great protection, it should be in every 12 volt (13.8)
>supply lead.
>
>I use one built into a plastic "project box" with Power
>Poles on each end.
>
>Even though many things (including the K3) have a
>built-in crowbar, the redundancy doesn't hurt and
>helps me sleep better. :-)
>
>Jim - W4RKS
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