Taka,
You can set up a mini conducted-EMC lab with a few additional items that
can be purchased, and some that you can make yourself, if you have the
right parts.
The most important item is a wideband AC current probe or transformer. A
commercial clip-on type is most convenient, and ideally
On 5/18/20 11:27 AM, Taka Kamiya via time-nuts wrote:
I bought one the moment information about this PS was posted here.
Will you gentlemen come up with a testing method? I have an audio FFT,
spectrum analyzer up to 26.5GHz, O'scope of various kind, measuring receiver,
frequency counters, 6
Hi.
They call them "Low" noise, not No noise! If you want/need the latter,
then it's a linear regulated supply, or battery.
Also sceptical that the "review" is hosted on the same site that is
selling them...
Look at the figures, for the same conditions, they tell the story, as do
the spectrum
I bought one the moment information about this PS was posted here.
Will you gentlemen come up with a testing method? I have an audio FFT,
spectrum analyzer up to 26.5GHz, O'scope of various kind, measuring receiver,
frequency counters, 6 1/2 DMM and other assorted stuff to play with. I,
On 5/18/20 10:19 AM, Joseph Gwinn wrote:
On Mon, 18 May 2020 12:00:02 -0400, time-nuts-requ...@lists.febo.com
wrote:
Re: time-nuts Digest, Vol 190, Issue 30
Message: 1
Date: Sun, 17 May 2020 12:53:42 -0600
From: Eric Scace
To: Time Nuts email list
Subject: [time-nuts] potential low-RFI power
Hi
> On May 18, 2020, at 1:19 PM, Joseph Gwinn wrote:
>
> On Mon, 18 May 2020 12:00:02 -0400, time-nuts-requ...@lists.febo.com
> wrote:
> Re: time-nuts Digest, Vol 190, Issue 30
>
>> Message: 1
>> Date: Sun, 17 May 2020 12:53:42 -0600
>> From: Eric Scace
>> To: Time Nuts email list
>>
On Mon, 18 May 2020 12:00:02 -0400, time-nuts-requ...@lists.febo.com
wrote:
Re: time-nuts Digest, Vol 190, Issue 30
> Message: 1
> Date: Sun, 17 May 2020 12:53:42 -0600
> From: Eric Scace
> To: Time Nuts email list
> Subject: [time-nuts] potential low-RFI power supply
> Message-ID:
>
Hi
Without seeing the actual data (and setup) there is a lot of guessing in this.
1) Counter floor ADEV plots *should* all have the same slope. They are a
straight
line until the hit some sort of basic limit. Often this can be the temperature
in the
room impacting the front end delay or
NPL do a number of courses. Some are available online, some only in a
class. The online ones can cost up to £700 (GBP). However, these are free
until the end of June
https://www.npl.co.uk/skills-learning/free-e-learning
For anyone interested in metrology, there are a lot of relevant courses.