[time-nuts] What's the cleanest way to produce 1 and 5 MHz from10 MHz?

Richard W. Solomon w1ksz at earthlink.net
Tue Jul 28 16:20:44 UTC 2009


There are two units now listed on the "evil empire", but it is not clear what is
in them. At least I cannot fathom it.

73, Dick, W1KSZ

-----Original Message-----
>From: "Lux, James P (337C)" <james.p.lux at jpl.nasa.gov>
>Sent: Jul 28, 2009 6:08 AM
>To: Discussion of precise time and frequency measurement <time-nuts at febo.com>
>Subject: Re: [time-nuts] What's the cleanest way to produce 1 and 5 MHz from10 MHz?
>
>
>
>
>On 7/28/09 4:47 AM, "J. L. Trantham" <jltran at worldnet.att.net> wrote:
>
>> If you want a 'vintage' solution, the HP 5087A can be configured to take a
>> single 5 or 10 MHz and divide/multiply it to 10 MHz, 5 MHz, 1 MHz and even
>> 0.1 MHz then feed that to various output amplifiers of 10, 5, 1 or 0.1 for
>> up to 12 total outputs of your configuration.  However, you might be looking
>> for a long time to find all the right cards.
>> 
>> Joe
>> 
>
>Symmetricom sells a box that does the same, oddly called the 5087B. Yes,
>almost certainly a few kilobucks. And I don't think it will do any rate
>changes.
>
>
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