[Amps] Advice on instruments for ham use

[Don Havlicek]

I have an old RCA scope .. free for the hauling.  It goes in the 
dumpster in two weeks if nobody wants it.
Don
N8DE
Connersville, IN [soon to be Edmore, MI]

carl seyersdahl wrote:
> Bill: I tried to answer your letter to Pete, with a CC to Amps, but my
> server said "what's going on here?
>  So, I ll try again a little shorter .!! If anyone has a scope that's better
> than my old "an/usm-117 (a real antique) Please let me know. I used several
> HP's in the late 50's early 60's in govt work, but I don't recall the
> no's.!!
>  they were pretty big, mounted on carts, and we used them mostly for RTTY
> adjustments, etc.
>    I'm not a beggar , but I have a few things I woul;d part with if I find
> the right scope.!!! (but time is short)
>   We have a local Hamfest coming up next week and some of my "treasures"
> will go there (or to the dumpster)
>   , even tho it makes me sad.!!!!
>     Solid state or tubes is not important, as long as it works properly.!!!
>      carl / kz5ca
> ----- Original Message ----- 
> From: "bill weinel" <tube_radio at mindspring.com>
> To: "Pete Smith" <n4zr at contesting.com>
> Cc: <amps at contesting.com>
> Sent: Wednesday, November 24, 2004 12:41 PM
> Subject: Re: [Amps] Advice on instruments for ham use
> 
> 
> 
>>Pete Smith wrote:
>>
>>>I'm interested in acquiring a used solid-state oscilloscope for ham
>>>use.  I know this isn't the place to ask, but hope that people who hang
>>>out here can point me to a ham radio homebrew or similar mailing list
>>>where people would have good advice on which models, what to pay, etc.
>>>There are skillions of Google results based on searching for the above
>>>topics but nothing, so far, that looks like the right answer.
>>
>>Hi Pete,
>>
>>I'd recommend you look for a Tektronix 465M or a 465. Both are 100Mhz
>>triggered sweep dual trace scopes, very common, and can be found at good
>>prices. The 465 series also features an external trigger and a B'delayed
>>trigger. These are handy for looking for signal timing / glitch issues.
>>I have two 465Ms here, one I bought for $75 in working condition, the
>>other I bought as a parts unit for $25 (It had a broken volts/div switch
>>on one channel.) However, since it was such a nice unit I couldn't bring
>>myself to junk it. So I repaired it and use it here in the shop as well.
>>
>>As others have stated, I would go for a good quality analog scope over a
>>  digital scope. Digital scopess tend to be harder to fix. Also I don't
>>think digital scopes provide as good a picture of whats happening in an
>>analog signal as an analog scope does. This is due to the
>>sampling/averaging nature of the digital scope. So unless you can afford
>>to purchase one with a very high sampling rate, I would go for a good
>>quality analog scope.
>>
>>73 Bill W4WHW
>>
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>>
> 
> 
> 
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