[Elecraft] K3: Added protection for RS-232 port

[Bud Morin]

I hope this isn't true. Which end of the cable? For over a year I've 
never disconnected it. I'm too old to reach around, under, or over the 
shelves to try disconnecting and all that is involved in that.

On 7/19/2010 6:08 AM, Pete Smith wrote:
>   Elecraft advised
> me always to disconnect any cable from the RS-232 port on my K3 when not
> in use, from which I inferred fragility.

73,
Bud, K9ZT