AC coupling caps...

Tabby wrote:
------------------
** So there is no \"mismatch\" at all.

low Z driving high Z is by definition a mismatch.

** Who\'s definition is that ? Yours?

The word \" mismatch\" implies there is a flaw or error involved in the combination.
Which is not the case here.


....... Phil
 
On Mon, 1 May 2023 17:41:05 -0700 (PDT), Phil Allison
<pallison49@gmail.com> wrote:

Tabby wrote:
------------------
** So there is no \"mismatch\" at all.

low Z driving high Z is by definition a mismatch.

** Who\'s definition is that ? Yours?

The word \" mismatch\" implies there is a flaw or error involved in the combination.
Which is not the case here.


...... Phil

To most engineers, it means that the source and load impedances are
not the same as the transmission line impedance. It\'s not a moral
judgement.
 
John Larkin wrote:
===============
Phil Allison
Tabby wrote:
------------------
** So there is no \"mismatch\" at all.

low Z driving high Z is by definition a mismatch.

** Who\'s definition is that ? Yours?

The word \" mismatch\" implies there is a flaw or error involved in the combination.
Which is not the case here.


To most engineers, it means that the source and load impedances are
not the same as the transmission line impedance.

** Which IS usually a design flaw.

It\'s not a moral judgement.

** Just a colossal misnomer from clueless types like JL and Tabby.


........ Phil
 
On Mon, 1 May 2023 21:21:17 -0700 (PDT), Phil Allison
<pallison49@gmail.com> wrote:

John Larkin wrote:
===============
Phil Allison
Tabby wrote:
------------------
** So there is no \"mismatch\" at all.

low Z driving high Z is by definition a mismatch.

** Who\'s definition is that ? Yours?

The word \" mismatch\" implies there is a flaw or error involved in the combination.
Which is not the case here.


To most engineers, it means that the source and load impedances are
not the same as the transmission line impedance.

** Which IS usually a design flaw.

Not in an RF or fast pulse system.

It\'s not a moral judgement.


** Just a colossal misnomer from clueless types like JL and Tabby.

Audio is your world, but not everyone\'s.

Google for TDR
 
John Larkin wrote:
----------------------------
Tabby wrote:
------------------
** So there is no \"mismatch\" at all.

low Z driving high Z is by definition a mismatch.

** Who\'s definition is that ? Yours?

The word \" mismatch\" implies there is a flaw or error involved in the combination.
Which is not the case here.


To most engineers, it means that the source and load impedances are
not the same as the transmission line impedance.

** Which IS usually a design flaw.

Not in an RF or fast pulse system.

** Google \" usually \".


It\'s not a moral judgement.

** Just a colossal misnomer from clueless types like JL and Tabby.

Audio is your world, but not everyone\'s.

** So JL is in fact deaf.
Thought so.

> Google for TDR

** Yawnnnnn.....

Goggle \" misnomer \" .



...... Phil
 
On Tue, 2 May 2023 22:50:19 -0700 (PDT), Phil Allison
<pallison49@gmail.com> wrote:

John Larkin wrote:
----------------------------
Tabby wrote:
------------------
** So there is no \"mismatch\" at all.

low Z driving high Z is by definition a mismatch.

** Who\'s definition is that ? Yours?

The word \" mismatch\" implies there is a flaw or error involved in the combination.
Which is not the case here.


To most engineers, it means that the source and load impedances are
not the same as the transmission line impedance.

** Which IS usually a design flaw.

Not in an RF or fast pulse system.

** Google \" usually \".


It\'s not a moral judgement.

** Just a colossal misnomer from clueless types like JL and Tabby.

Audio is your world, but not everyone\'s.

** So JL is in fact deaf.
Thought so.

At my age I\'ve lost some HF gain, but my hearing is very sensitive
otherwise. I can hear birds chirping and kettles boiling before most
other people.


Google for TDR

** Yawnnnnn.....

Not interested? TDR is fascinating. You could use it on even your
RCA-connectorized cables. Start a business to sell TDR-tested RCA
cables for big bucks. Critics will rave over the difference in the
microgranularity or the soundstaging or something.

Goggle \" misnomer \" .



..... Phil

The world does not end at 20 KHz.
 

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