[time-nuts] HP3048A Phase Noise Test System

[John Miles]

Rest assured, you are not going to get the 3048A system (or pretty much
anything else) working with a Softmark adapter.

-- john, KE5FX



> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com]On
> Behalf Of Don Latham
> Sent: Monday, March 02, 2009 9:14 AM
> To: Discussion of precise time and frequency measurement
> Subject: Re: [time-nuts] HP3048A Phase Noise Test System
>
>
> Hardware can be inexpensive. An Australian firm called Softmark sells an
> USB to GPIB interface on ebay for about $35 or so. I have one, and it
> works. Software is another problem entirely. If you do not have the source
> code for the Hp program, you will need the manual for the 3048 with all
> the needed info. I've found the GPIB to be difficult sometimes. The
> Softmark comes with a dll that can be used with Visual Basic; I'd advise
> VB6. Good luck.
> Don
>
> Martyn Smith
> > Hello All,
> >
> > I have a couple of HP3048A with option 301 phase noise test sets.
> >
> > I run the systems on HP Brio computers with a GPIB interface, running
> > Windows 95.
> >
> > I bought the units as working systems and have no knowledge on the 3048A
> > software and how it works.
> >
> > I want to upgrade the system using a laptop with a GPIB interface.
> >
> > Has anyone successfully done this?
> >
> > Would I need a special GPIB interface and how would I get the
> software to
> > talk to the GPIB interface?
> >
> > Any help would be much appreciated.
> >
> > Best Regards
> >
> > Martyn
> >
> >
> >
> >
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>
>
> --
> Dr. Don Latham AJ7LL
> Six Mile Systems LLP
> 17850 Six Mile Road
> POB 134
> Huson, MT, 59846
> VOX 406-626-4304
> www.lightningforensics.com
> www.sixmilesystems.com
>
>
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