[time-nuts] Truetime Time server NTS-100 Downconverter infowanted

phil fortime at bellsouth.net
Sun Oct 5 04:41:59 UTC 2008


Might it be possible a word of caution is in order?
Was not a "downconverter" used with the old GOES (L-band) Truetime satellite 
equipment. That would not be the same as the down converters used on gps. 
Just a thought.
Phil


----- Original Message ----- 
From: "Scott McGrath" <scmcgrath at gmail.com>
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Sent: Saturday, October 04, 2008 9:25 PM
Subject: Re: [time-nuts] Truetime Time server NTS-100 Downconverter 
infowanted


> We have the time vault units - soon to be replaced with 3500's with Rb
> Oscillators.
>
> The 'downconverter' is an amplifier used for long cable runs and the
> power injection is changed as well.    I would measure what the
> NTS-100 is actually putting out without the downconverter our
> NTS-300/TimeVault unit puts +12 on the cable it may be much higher for
> the downconverter.    There are some TrueTime upconverters on EBAY
> right now which should do the job
>
> - Scott
>
>
>
>
> On Sat, Oct 4, 2008 at 12:17 AM, Don E. Wisdom <donw at engineeringinc.com> 
> wrote:
>> Hi All,
>> I have a NTS-100 GPS model.   I am going to be putting it into use @ my
>> employers where I have a T1 & Rooftop access & backup power.   It has the
>> lovely "downconverter required" sticker on the back of it.   It does NOT
>> like my trimble bullet antenna.   Can someone let me know how I can get 
>> this
>> working with a Andrews GPS antenna?
>> Thanks
>> --Don
>>
>>
>>
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