[time-nuts] Mil Spec Source (was) FE-150A 5 MHz

Rex rexa at sonic.net
Wed Jul 1 18:34:37 UTC 2009


Thanks Brooke,

I thought there should be a way to get to unclassified specs directly, 
but didn't find it myself. Great info.

-Rex

Brooke Clarke wrote:

> Hi Rex:
>
> Go to:
> http://assist.daps.dla.mil/quicksearch/
> "ASSIST-Quick Search provides direct access to Defense and Federal 
> specifications and standards available in the official DoD repository"
> and enter MIL-T-28816 into the Document ID field and press "SUBMIT".
>
> On the next page click on the spec or Acrobat icon.
> On the next page are three documents
> * Inactivation
> * Rev A
> * Base Document
> just click on the Adobe icon to get them.
>
> More on my Manuals web page:
> http://www.prc68.com/I/Man.shtml#FSCS
>
> Have Fun,
>
> Brooke Clarke
> http://www.prc68.com
>
> Rex wrote:
>
>> Back on Jun 11, 2007 I posted a question about an oscillator 
>> reference source I obtained. I didn't get much help then.
>>
>> It is basically a quality 5 MHz OCXO in a unit that can be locked and 
>> also gives 1 pps.
>>
>> I've been thinking I should check it out relative to my GPS source 
>> and if it looks good, package it with a power supply.
>>
>> Last night, I (strangely) had a dream that I should google on this 
>> thing again. This time I leaned more. It is part of a US Navy unit 
>> from the mid 80's to early 90's. The Unit is AN/URQ-23 
>> "Time-Frequency Standard, Disiplined". The document that describes it 
>> is MIL-T-28816.
>>
>> There are lots of sources for that doc on the web but most want 
>> money. I also found some IEEE papers that reference it, but are 
>> typical IEEE unobtanium for most of us. I did find one place that has 
>> MIL-T-28816 for free:
>> http://www.tpub.com/content/MIL-SPEC/MIL-T/MIL-T-28816/
>>
>> Mostly that was great, but the document is a series of jpgs. The 
>> pages with text are fine, but three pages with drawings (6, 7, 8 -- 
>> figures 1-3) are not high enough resolution to be helpful. I haven't 
>> found a better source.
>>
>> I am hoping someone on the list may have better search techniques or 
>> some other access to MIL-T-28816 to help me get legible copies of the 
>> three pages of drawings.
>>
>> thanks,
>> -Rex, KK6MK
>>
>>
>>
>>
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