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From: john larkin <jlarkin_highland_tech>
Newsgroups: sci.electronics.design
Subject: Re: Instead scopes
Date: Thu, 29 Aug 2024 07:16:58 -0700
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On Thu, 29 Aug 2024 06:55:15 -0700, john larkin
<jlarkin_highland_tech> wrote:

>On Thu, 29 Aug 2024 05:46:54 GMT, Jan Panteltje <alien@comet.invalid>
>wrote:
>
>>On a sunny day (Wed, 28 Aug 2024 09:32:58 -0700) it happened john larkin
>><jlarkin_highland_tech> wrote in <mtjucjdqe2f91c2jsjp6011k0uvakuimog@4ax.com>:
>>
>>>On Wed, 28 Aug 2024 15:21:00 -0000 (UTC), Sergey Kubushyn
>>><ksi@koi8.net> wrote:
>>>
>>>>john larkin <jlarkin_highland_tech> wrote:
>>>>> On Wed, 28 Aug 2024 04:28:02 -0000 (UTC), Sergey Kubushyn
>>>>> <ksi@koi8.net> wrote:
>>>>> 
>>>>>>john larkin <jlarkin_highland_tech> wrote:
>>>>>>> On Tue, 27 Aug 2024 14:55:32 -0400 (EDT), Martin Rid
>>>>>>> <martin_riddle@verison.net> wrote:
>>>>>>> 
>>>>>>>>john larkin <jlarkin_highland_tech> Wrote in message:r
>>>>>>>>> On Tue, 27 Aug 2024 10:40:15 -0400 (EDT), Martin Rid<martin_riddle@verison.net> wrote:>Anyone own the gds-1202b ?>>Any
>>>>>>>>> good?>>$350 at tequipment>>CheersI haven't tried that one. We like the Rigols.I recently acquired a
>>>>>>>>> Siglenthttps://www.amazon.com/gp/product/B06XZML6RD/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1and gave it to one of my engineers. I'll ask him how he
>>>>>>>>> likes it.It has an up-front DEFAULT button, which a digital scope needs to getyou out of nightmare states.
>>>>>>>>
>>>>>>>>Other than the lack of software features,  the 200mhz bw for 350
>>>>>>>> dollars is intriguing. 
>>>>>>>>
>>>>>>>>Cheers
>>>>>>> 
>>>>>>> It sounds pretty good to me.
>>>>>>> 
>>>>>>> https://siglentna.com/wp-content/uploads/dlm_uploads/2020/02/SDS1000X-E_DataSheet_DS0101E-E04C.pdf
>>>>>>> 
>>>>>>> What's missing?
>>>>>>> 
>>>>>>> I like the 500 uV/div.
>>>>>>
>>>>>>If you want to save the last penny, maybe. But you can get way better scope
>>>>>>for slightly more -- Rigol DHO800/DHO900. It is 12-bit, same 550uV/div, has
>>>>>>all standard serial protocols decoding, very light and compact, can work
>>>>>>from a battery with USB-C power connector, way better than that Siglent that
>>>>>>feels like relic next to those DHOs.
>>>>> 
>>>>> We use almost all Rigols at work. My slow bench scope is a 500 MHz
>>>>> DS4034 (upgraded from 350 MHz)
>>>>> 
>>>>> https://www.dropbox.com/scl/fo/ns08x686afbayjsw8c2ab/h?rlkey=iu4h89057t755pueg4ijnldbo&dl=0
>>>>> 
>>>>> and my fast scope is a Tek 11802 sampler.
>>>>
>>>>I also have one, 11801C. Couple of SD-24s, SD-20, and SD-22 heads :)
>>>
>>>At the original purchase price, adjusted for inflation, I must have
>>>half a million dollars worth of sampling heads.
>>>
>>>The color grading and jitter measurement is great on the 11801C, but
>>>the old B+W screens photograph better.
>>>
>>>I'll miss my 11802 when it eventually dies.
>>>
>>>The TDR is great. I'm going to give my new kids a lecture on
>>>transmission lines, and I'll show them some TDR.
>>>
>>>It is apparently possible these days to get an EE degree and be
>>>completely ignorant of transmission lines. Or even electricity.
>>
>>oops!
>>
>>Then what DO they know?
>
>How to type c++

One issue here is that it's cheaper and easier to teach coding, than
it is to teach electronics.

I walked through the Cornell EE school. I saw about 25 computer
screens and one oscilloscope.