[time-nuts] SR620 - any gotchas buying a used one?
kb8tq at n1k.org
Fri Nov 21 22:21:29 EST 2014
If I follow your hint:
I set the 620 up for a 1 second gate and then I ask for an average of 1,000 readings. This takes 1,000 seconds?
> On Nov 21, 2014, at 9:32 PM, Brooke Clarke <brooke at pacific.net> wrote:
> Hi David:
> I like it. Traded an HP 53132 (user hostile menu system, an the 12 digits per second applies only to frequency, not time) for it.
> Fast precision measurement ( 1ps, 12 digits/sec) hint:
> Mail_Attachment --
> Have Fun,
> Brooke Clarke
> Dr. David Kirkby (Kirkby Microwave Ltd) wrote:
>> After regrettably selling my 5370B a few years ago, I decided to look for a
>> used SR620.
>> Are there any particular issues with these that could be tested by the
>> seller prior to shipping it? I have not downloaded the manual yet, but I
>> assume there's a basic test in there - probably similar to that in the
>> 5370B manual.
>> Were these available with a Rb oscillator? I see a seller on eBay that he
>> has some Rb ones for $1500 extra, but I don't see it as an option on the
>> SRS web site.
>> Dr David Kirkby
>> Managing Director
>> Kirkby Microwave Ltd
>> Registered office: Stokes Hall Lodge, Burnham Rd, Chelmsford, Essex, CM3
>> 6DT, United Kingdom
>> Registered in England and Wales as company number 08914892
>> Tel 07910 441670 / +44 7910 441670 (0900-2100 GMT)
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