[time-nuts] TB PS/Antenna recommendations

[James R. Gorr]

Here is some information on different power-supplies for the tbolt and their performance:

http://www.leapsecond.com/pages/tbolt/noise.htm

My tbolt is a little different, it uses: +12/+5/-7 volts.

The only thing I had on hand was a box for of wall-warts, so I grabbed three out and configured them as such:

http://n3toy.net/images/power_supply.png

Not sure of the quality of power, but it works. 

Jamie




--- On Wed, 1/7/09, Richard Moore <richiem at hughes.net> wrote:

> From: Richard Moore <richiem at hughes.net>
> Subject: Re: [time-nuts] TBolt antenna
> To: time-nuts at febo.com
> Date: Wednesday, January 7, 2009, 8:54 PM
> On Jan 7, 2009, at 2:43 PM, time-nuts-request at febo.com
> wrote:
> >
> > Message: 6
> > Date: Wed, 7 Jan 2009 17:08:22 -0500
> > From: "Ronald Held"
> <ronaldheld at gmail.com>
> > Subject: [time-nuts] TB PS/Antenna recommendations
> > To: time-nuts at febo.com
> > Message-ID:
> >
> 	<9a86fb0e0901071408r4a205518mc346d7694f9af5f8 at mail.gmail.com>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > I have not following all of discussions for a while,
> so perhaps I
> > missed out on some of this. What do people suggest for
> a power supply
> > and  from where? The harder request is for an indoor
> antenna probable
> > placed up against the window. Reliable dealers or
> stores would be very
> > helpful.
> >                              Ronald
> >
> 
> I'm using a fairly crappy triple-output open-frame
> Autec supply from  
> Marlin P. Jones that was $13. I'm not recommending it,
> but it works.  
> My antenna is an active patch type by Hawk that runs off
> +5V from the  
> TBolt. It has a magnetic base for top of vehicle use.
> I've got it  
> feeding two GPSDOs thru a splitter and it's working
> great. I got it  
> from Synergy for $35 if I remember correctly -- been a
> while. I've  
> got it duct taped to a 2x4 sticking our from under the eave
> of my  
> lab. Most any active antenna will likely work OK outdoors,
> but I  
> don't know about indoors -- think you'll want some
> higher gain version.
> 
> Dick Moore
> 
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