[time-nuts] HP3048A Phase Noise Test System

[Don Latham]

Hi John: Kinda wondered about that. I thought you'd have to write the
software from scratch so to speak, reproducing the functions etc in
something like VB. I was not clear enough on that point. You're right of
course...
Don

John Miles
> (Sorry, that came across as somewhat snarkier than intended -- point
> being,
> the 3048A software expects to run on an HP controller or an emulator, and
> the emulators, in turn, can work only with full-featured GPIB controller
> boards.  You're stuck with what the emulator author supports, and there's
> no
> way to make HTBasic talk to a Softmark or even a Prologix board.)
>
> -- john, KE5FX
>
>> -----Original Message-----
>> From: John Miles [mailto:jmiles at pop.net]
>> Sent: Monday, March 02, 2009 10:49 AM
>> To: Discussion of precise time and frequency measurement
>> Subject: RE: [time-nuts] HP3048A Phase Noise Test System
>>
>>
>> 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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>> > To unsubscribe, go to
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>> >
>
>
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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