I guess. When the HP guy came by and we were looking at buying scopes he
said they didn't have any like what Tek had at the time. I never looked at
HP again...may have been remiss at that but too used to Tektronix working
for what I was doing..
Chuck, KE9UW
> -----Original Message-----
> From: R. Measures [mailto:r@somis.org]
> Sent: Saturday, November 27, 2004 4:22 AM
> To: Chuck (Jack) Hawley
> Cc: Brad Pioveson W9FX; amps@contesting.com
> Subject: Re: [Amps] Advice on instruments for ham use
>
>
>
> On Nov 26, 2004, at 4:59 PM, Chuck (Jack) Hawley wrote:
>
> > I used one from 1973 or so until 1995. Great scope...on 8 hours a day
> > for 22 years...not triggered unless being used...somewhere along the
> > way, the fan quit and ran that way for at least a year...didn't seem
> > to matter...and I burned out a 50 ohm input termination once and some
> > indicator bulbs. I could see a single 3 ns pulse when I was looking
> > for a digital design startup problem if I set the single sweep, pull
> > down the shade and turn of the ceiling lights at the lab...put my face
> > into the screen. I had a storage scope (466 I think) but the 485
> > worked too well to bother. As far as I know it is still doing fine. I
> > didn't care for HP scopes. Not enough anode voltage to see that single
> > sweep pulse if needed.
>
> My HP 1805 'scope has a 26kV accelerator.
>
> > It's a 350 MHz scope and Tek was always conservative with their
> > ratings.
> > Chuck, KE9UW
> >
> >> -----Original Message-----
> >> From: amps-bounces@contesting.com
> >> [mailto:amps-bounces@contesting.com]On
> >> Behalf Of Brad Pioveson W9FX
> >> Sent: Friday, November 26, 2004 13:56 PM
> >> To: amps@contesting.com
> >> Subject: Re: Re: [Amps] Advice on instruments for ham use
> >>
> >>
> >> Comments on the Tek 485, anyone?
> >>
> >> 73
> >>
> >>
> >> Brad, W9FX
> >>
> >
> > --
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> >
> >
> > _______________________________________________
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> > Amps@contesting.com
> > http://lists.contesting.com/mailman/listinfo/amps
> >
> >
>
> Richard L. Measures, AG6K, 805.386.3734. www.somis.org
>
> --
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