[time-nuts] Thunderbolt vs Motorola M12+T

[J. L. Trantham]

I resemble that remark.

Sad but true.

Joe

-----Original Message-----
From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
Behalf Of Pete Lancashire
Sent: Thursday, March 17, 2011 11:23 AM
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] Thunderbolt vs Motorola M12+T

A 'real' timenuts GPS setup would have a T'bolt, or HP etc. Then a
minimum of 3 or 4
other GPS receivers.

On Thu, Mar 17, 2011 at 8:58 AM, Tijd Dingen <tijddingen at yahoo.com> wrote:
> Same here. A GPSDO like the thunderbolt is really nice from a system
> integration point of view. Buy an easy thingy kit on ebay, and you have
> your 10 MHz reference. However, cannot a lot be gained from using a
> more up-to-date design with newer gps engine?
>
> On the one hand we have a thunderbolt which you can view as blackbox
> that has a nice stable 10 MHz as output. On the other hand we have for
> example a Motorola M12+T where you have to do your own oscillator
> disciplining. At this point I am more inclined to go for the thunderbolt
> since it solves a lot of problems. However I feel that with a modern
> gps engine with better pps signal + a good quality XO you could get
> a better 10 MHz signal. Any thought/experience/tips?
>
> thanks,
> Fred
>
>
>
> ----- Original Message ----
> From: "EWKehren at aol.com" <EWKehren at aol.com>
> To: time-nuts at febo.com
> Sent: Thu, March 17, 2011 10:56:29 AM
> Subject: Re: [time-nuts] Thunderbolt vs Motorola M12+T
>
> I also would like to know the answer to that question if you use the 1 PPS
> of the Tbolt  versus the M12 or maybe a later model affordable GPS engine.
> Bert Kehren
>
>
> In a message dated 3/16/2011 11:18:23 P.M. Eastern Daylight Time,
> albertson.chris at gmail.com writes:
>
> On Wed,  Mar 16, 2011 at 8:00 PM, Wayne Splawn <wa7ne at att.net> wrote:
>>  Which is the preferred unit for implementing a GPS disciplined
 standard,
>> pricing aside?
>
> The t-bolt is a GPS disciplined  oscillator.  the M12 is only a GPS and
> you'd need to add the  oscillator and the means to discipline  it.
>
> --
> =====
> Chris  Albertson
> Redondo Beach,  California
>
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