[time-nuts] 5061a now look at wrong freq A1 fault

wa1zms at att.net wa1zms at att.net
Sat Feb 27 12:33:30 UTC 2010


Bert-

I would be willing to take a chance on a used tube if the price was  
right.
Please keep me in mind as I have been looking for a used Cs tube.


-Brian, WA1ZMS
Forest, VA

On Feb 27, 2010, at 6:21 AM, EWKehren at aol.com wrote:

> Hi,
> let me start out with a disclaimer, I have sold several HP 5061A  
> through a
> friend on ebay including the two recent HP 5062C's, the reason I do  
> not do
> it  direct is, he does it full time and he has the ability to get them
> packed  professional. We have had no complaints all where tested and  
> with the
> exception  of the 5062C sold as fully funtional and till now there  
> have been no
> complaints.  Two more will be sold and are the best, kept till last.
> I would stay away from any C standard that has not been tested and  
> even
> tested, it is a gamble because the question is how much life is left  
> in the
> tube. I am sure there a members out there that have units with bad  
> tubes.
> I am downsizing because I want to move to a smaller house and am now  
> down
> to a modified 5062C with a FTS tube and a 5061B with a FTS tube.
> I have extra FTS tubes and did test them all and I know which are  
> the best
> but I cannot tell what the expected life under normal continuos  
> operation
> will  be. I have tested beam current and will set up a standard test  
> using
> 21.41 KHz  and 2500 Volt electron multiplier.
> Maybe there is someone out there that has a correlation between beam
> current and expected life I know the end point and I know what you  
> can see with
> a new tube but is there a curve that tells you what you can expect  
> life
> wise?
> Right now I am only prepared to sell the two remaining working HP  
> 5061A,
> maybe later the 5061B and after more testing some tubes. Any  one  
> interested
> please contact me directly.
>
> Bert Kehren,    Miami
>
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.

-Brian, WA1ZMS

On Feb 27, 2010, at 6:21 AM, EWKehren at aol.com wrote:

> Hi,
> let me start out with a disclaimer, I have sold several HP 5061A  
> through a
> friend on ebay including the two recent HP 5062C's, the reason I do  
> not do
> it  direct is, he does it full time and he has the ability to get them
> packed  professional. We have had no complaints all where tested and  
> with the
> exception  of the 5062C sold as fully funtional and till now there  
> have been no
> complaints.  Two more will be sold and are the best, kept till last.
> I would stay away from any C standard that has not been tested and  
> even
> tested, it is a gamble because the question is how much life is left  
> in the
> tube. I am sure there a members out there that have units with bad  
> tubes.
> I am downsizing because I want to move to a smaller house and am now  
> down
> to a modified 5062C with a FTS tube and a 5061B with a FTS tube.
> I have extra FTS tubes and did test them all and I know which are  
> the best
> but I cannot tell what the expected life under normal continuos  
> operation
> will  be. I have tested beam current and will set up a standard test  
> using
> 21.41 KHz  and 2500 Volt electron multiplier.
> Maybe there is someone out there that has a correlation between beam
> current and expected life I know the end point and I know what you  
> can see with
> a new tube but is there a curve that tells you what you can expect  
> life
> wise?
> Right now I am only prepared to sell the two remaining working HP  
> 5061A,
> maybe later the 5061B and after more testing some tubes. Any  one  
> interested
> please contact me directly.
>
> Bert Kehren,    Miami
>
> _______________________________________________
> time-nuts mailing list -- time-nuts at febo.com
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.



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