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NNTP-Posting-Date: Wed, 29 May 2024 19:24:47 +0000
From: john larkin <jl@650pot.com>
Newsgroups: sci.electronics.design
Subject: Re: Distorted Sine Wave
Date: Wed, 29 May 2024 12:24:47 -0700
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On Wed, 29 May 2024 17:07:25 -0000 (UTC), Cursitor Doom
<cd999666@notformail.com> wrote:

>Gentlemen,
>
>Whilst fault-finding on my HP 8566B spectrum analyzer, I've found the 
>10Mhz reference oscillator is generating an 'unsatisfactory waveform' 
>which may be causing the device to be unable to lock it's main PLL.
>I've come across this waveshape before, but mostly with oscillators I was 
>building and in the process of trying to iron out the wrinkles of and 
>certainly NOT a critical reference oscillator from a respected 
>manufacturer. Can anyone tell what's most likely going on here?
>
>https://disk.yandex.com/i/z6fYbeVfPRK7aA

Lots of 2nd harmonic. Got a schematic of the clock generator?

If so, where are you probing?

ès NCM BODY est/sont probablement du spam.
Mais, ce n'est pas sûr à 100% que ce soit du spam!
En français, vous pouvez répondre sur fr.usenet.abus.d

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