[Elecraft] Big Knob Fail

[Jim Rhodes]

Wayne and Eric have stated numerous times here on the reflector that
weighted knobs should not be an issue on the encoders, I have been using
them for years (although not heavily or even daily due to travel for work)
and have never had an issue,

On Wed, Feb 17, 2021 at 4:14 PM Charlie T <pincon at erols.com> wrote:

> I fully agree.  I would NOT put a weighted knob on any electronic tuning
> mechanism, unless of course it was designed for it.
>
> Lots of Collins guys like to install those weighted tuning * knobs on their
> S-Lines, which were NOT made to take excessive extra wear caused by the
> very
> heavy knob.
>
> 73, Charlie k3ICH
>
> * The "weighted" Collins knob actually has the outer skirt replaced with
> one
> made of solid brass which is painted satin black to match the standard
> Bakelite knobs.
> It was never intended to be used on the regular 200 kHz tuning via pinch
> roller, S-Line but was designed to smooth-out the klunky tuning in their
> 51S-1 receiver.
> It does great for that.
>
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net <elecraft-bounces at mailman.qth.net>
> On
> Behalf Of Morgan Bailey
> Sent: Wednesday, February 17, 2021 4:38 PM
> To: Hank Garretson <w6sx at arrl.net>; Elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Big Knob Fail
>
> One of the problems with the knobs is that sometimes, people change the
> injected molded knob out for a HEAVY machined knob. The mechanism inside
> the
> radio is not built for this type of installation. A rapid spin with the
> angular momentum and torque of the heavy knob will wear out the device.
> This will require taking the front panel off and replacing the component.
> This has been discussed many times in the past on this forum. It sounds
> like
> his main frequency control device is worn out/damaged and will need
> replacement. I would continue to call Elecraft until I get through to a
> technician and most likely have it sent in and fixed.
>
> I wish your friend well in getting his rig fixed. Withdrawal is a bummer.
>
> 73, Morgan NJ8M
>
> On Wed, Feb 17, 2021 at 3:10 PM Hank Garretson <w6sx at arrl.net> wrote:
>
> > My buddy Kurt, W6PH, who is not on the list, has a K3S. Recently the
> > VFO knob has been intermittent and it is now total fail. Does not
> > change frequency. When he goes to CONFIG or MENU, VFO knob does not
> > change anything. All other knobs and buttons work including VFO B.
> >
> > Kurt called Elecraft support and was directed to voice mail.
> >
> > Any ideas?
> >
> > 73,
> >
> > Hank, W6SX
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-- 
Jim K0XU
jim at rhodesend.net