[Amps] Advice on instruments for ham use

[R.Measures]

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 at contesting.com 
>> [mailto:amps-bounces at contesting.com]On
>> Behalf Of Brad Pioveson W9FX
>> Sent: Friday, November 26, 2004 13:56 PM
>> To: amps at 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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Richard L. Measures, AG6K, 805.386.3734.  www.somis.org