List: time-nuts@lists.febo.com
From: Magnus Danielson
Re: [time-nuts] HP Cesium Standards in the International Atomic Time Scale, the legend of Felix Lazarus, and the "top cover
Sun, Dec 23, 2018 12:30 AM
He was a well-respected figure in the time keeping
> world, and would bash us for shipping product that were not beating the
> specs by enough margin.
>>
>> I think he is the one that discovered the "top cover effect". If you
> removed the top sheet metal cover from the instrument, the offset would
> shift by a part in 10 to the 12th or so.