[time-nuts] Are there any company selling refurbished/reconditioned Cesium tubes?

[Glen English VK1XX]

thanks Corby, and all,  for their beam tube buying advice.


On 7/07/2019 4:34 AM, cdelect at juno.com wrote:
> When evaluating an instrument with a used tube the beam current is not
> the best indicator to look at!
> For an HP instrument If the tube label has the EM voltage listed then
> with the beam current set to it's proper level check the current EM
> voltage.
> As the tube ages you will require more and more EM voltage to bring the
> gain back to nominal.
> Also performing a SN test on the tube or even a quick look at the
> peak/valley/background levels
> is helpful.
>
> Cheers,
>
> Corby
>