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From: "Edward Rawde" <invalid@invalid.invalid>
Newsgroups: sci.electronics.design
Subject: Re: A Complex Metaphysical Conundrum
Date: Thu, 11 Apr 2024 12:06:57 -0400
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"John Larkin" <jjSNIPlarkin@highNONOlandtechnology.com> wrote in message 
news:sr0g1jd1bc8m0p73528k2rsro5hi0v7is3@4ax.com...
> On Thu, 11 Apr 2024 16:20:28 +0100, Cursitor Doom <cd@notformail.com>
> wrote:
>
>>On Thu, 11 Apr 2024 08:15:07 -0700, John Larkin
>><jjSNIPlarkin@highNONOlandtechnology.com> wrote:
>>
>>>On Thu, 11 Apr 2024 16:16:20 +0200, Jeroen Belleman
>>><jeroen@nospam.please> wrote:
>>>
>>>>On 4/11/24 14:58, Cursitor Doom wrote:
>>>>> On Thu, 11 Apr 2024 09:50:14 +0200, Jeroen Belleman
>>>>> <jeroen@nospam.please> wrote:
>>>>>
>>>>>> On 4/10/24 23:42, Cursitor Doom wrote:
>>>>>>> On Wed, 10 Apr 2024 23:11:53 +0200, Jeroen Belleman
>>>>>>> <jeroen@nospam.please> wrote:
>>>>>>>
>>>>>>>> On 4/10/24 19:02, Cursitor Doom wrote:
>>>>>>>>> Gentlemen,
>>>>>>>>>
>>>>>>>>> This is an exam question that trips up even some of the best 
>>>>>>>>> students.
>>>>>>>>> See what you make of it!
>>>>>>>>>
>>>>>>>>> Q: Is this statement correct: 'The signal level at the modem input
>>>>>>>>> increased by 2dBmV going from +3dBmV to +5dBmV.'
>>>>>>>>>
>>>>>>>>> Your pal, CD.
>>>>>>>>
>>>>>>>> Haven't we had a discussion about this already some four years ago?
>>>>>>>> Weren't you Don Kuenz then?
>>>>>>>>
>>>>>>>> Jeroen Belleman
>>>>>>>
>>>>>>> I don't recall any such discussion and no, I'm not Don Kuenz either.
>>>>>>
>>>>>> Allright then. The statement is wrong. An increase is in dB, not
>>>>>> in dBmV.
>>>>>>
>>>>>
>>>>> Nice, unequivocal answer there, Jeroen; many thanks.
>>>>
>>>>If you really want to open a can of worms, consider what might
>>>>happen when you *add* a 2dBmV and a 3dBmV signal together.
>>>
>>>The sum could be 1 dBmV.
>>
>>If out of phase, or
>>
>>If taught by the Nu Mathematics.
>
> What is -2 volts in dBmV?
>

Probably unhandled exception in log function or something like that :)