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RE: [Amps] Advice on instruments for ham use

To: <>
Subject: RE: [Amps] Advice on instruments for ham use
From: "Chuck (Jack) Hawley" <>
Date: Fri, 26 Nov 2004 19:03:07 -0600
List-post: <>
But again, you may need the fastest sampling rate so as not to have that
bounce fall between the samples with the digital scope.
Chuck, KE9UW

> -----Original Message-----
> From:
> []On Behalf Of Bill Turner
> Sent: Friday, November 26, 2004 13:07 PM
> To:
> Subject: Re: [Amps] Advice on instruments for ham use
> On Wed, 24 Nov 2004 12:41:01 -0500, bill weinel wrote:
> >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.
> _________________________________________________________
> To expound a little further on analog vs digital:
> Analog scopes are fine for a repeating waveform such as RF, or one
> which changes relatively slowly such as an audio frequency voice
> trace.
> Digital scopes are best for a one-time event which is either too fast
> or too slow for the human eye to capture well.  One example would be
> capturing a relay or switch contact bounce.  They also (usually) have
> the ability to store and print out individual traces.
> Each has their place, but for amateur radio purposes, an analog type
> is probably adequate, as well as easier to fix and cheaper to buy.
> --
> Bill W6WRT
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