[time-nuts] low power divide by 5

[John Ackermann]

That's a very early use of "MHz" rather than "Mc"!

On Jul 2, 2020, 9:50 AM, at 9:50 AM, Tom Van Baak <tvb at leapsecond.com> wrote:
>> I'm surprised nobody has suggested using the 12AX7 or 6J6 dual
>triodes.
>
>Jim,
>
>Funny, just yesterday I was looking at the design of a laboratory
>cesium 
>beam standard from 1963. Sorry, there's no divide-by-5 example in
>there. 
>But the attached images show the 108x multiplier (8.5 MHz to 9180 MHz).
>
>Sure enough, spot the 12AX7 and 6J6 tubes in use...
>
>/tvb
>
>
>
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