[Elecraft] I note that the mechanical strengthener for the K3 synthesizers is no longer available

[Wes]

As the guy who originally discovered the microphonic issue, I can assure that it 
affects receive too. I found it by noting sidebands on received audio due to the 
internal speaker modulating the synthesizer.  External noises can do the same.

Wes  N7WS

On 10/31/2019 8:44 AM, Keith Trinity WE6R wrote:
> We still have them, K3STFNR
> It comes up on the website.
> It is for mechanical vibration pickup dampening, mainly needed on the Main as 
> that is used in TX.
> Keith WE6R