[time-nuts] Anyone ever put rubidium in an HP 70000 series mainframe?

David Kirkby david.kirkby at onetel.net
Sun Dec 30 17:02:16 UTC 2012


On 30 December 2012 15:43, Pete Lancashire
> If you know your always going to have an external 10 MHz, what you
> need is a 70310A Option 002. Option 002 deletes the oscillator (and
> the battery pack).
>
> But I've only once seen an option 002. My take is if you had the $'s
> to buy a MMS setup, you just went ahead and got the full unit.
>
> -pete

There was a seller on eBay recently who had a couple of 70310A's. One
had option 002, and the other did not. He was selling the one with
option 002 up for a bit more than the one without the option! I guess
he thought "it has an option so it must be more valuable".

Dave



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