[time-nuts] Upgrading TS2100 from TCXO to OCXO

[Greg Broburg]

I have MTI 240s if you need one.

Greg

On 3/28/2011 6:28 PM, Greg Dowd wrote:
> I think a couple of those bits do correspond to the oscillator type installed but I think you can ignore them.  If I remember right, those oscillator bits were only used to calculate the dispersion update for ntp packets when flywheeling through a loss of signal. As far as I recall, you just need to change gain and filter.  And the setting for the current d/a value should have been accessible in root tim utils as d2a.
>
> As someone pointed out, the default ovenized for those boxes was the MTI 240 low profile.
>
>
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On Behalf Of Robert Watzlavick
> Sent: Sunday, March 27, 2011 3:54 PM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] Upgrading TS2100 from TCXO to OCXO
>
> If anybody has a TS2100 that came from the factory with an OCXO, can you
> telnet into the unit and run the following command?
>
> root eng ee info
>
> This appears to be some sort of factory-configured personality of the
> board.  My TS2100-GPS unit with a TCXO has an info value of 00000024.  A
> TS2100-IRIG unit (no GPS) with a TCXO has a value of 00000000.  I'm
> curious whether any of those bits correspond to the oscillator type or
> if all that needs to be changed is the gain.
>
> Thanks,
> -Bob
>
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