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NNTP-Posting-Date: Sun, 29 Sep 2024 22:29:43 +0000
From: Joe Gwinn <joegwinn@comcast.net>
Newsgroups: sci.electronics.design
Subject: Re: kids these days
Date: Sun, 29 Sep 2024 18:29:42 -0400
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On Sun, 29 Sep 2024 14:13:26 -0700, john larkin <JL@gct.com> wrote:

>On Sun, 29 Sep 2024 21:53:30 +0100, Cursitor Doom <cd@notformail.com>
>wrote:
>
>>On Sun, 29 Sep 2024 10:36:26 -0700, john larkin <JL@gct.com> wrote:
>>
>>>On Sun, 29 Sep 2024 13:22:31 GMT, Jan Panteltje <alien@comet.invalid>
>>>wrote:
>>>
>>>>On a sunny day (Sun, 29 Sep 2024 10:10:33 +0100) it happened Cursitor Doom
>>>><cd@notformail.com> wrote in <d56ifj1angpnq16qhhb0vplmlr3tt7opnf@4ax.com>:
>>>>
>>>>>On Fri, 27 Sep 2024 08:42:27 GMT, Jan Panteltje <alien@comet.invalid>
>>>>>wrote:
>>>>>
>>>>>>On a sunny day (Thu, 26 Sep 2024 16:21:31 -0700) it happened john larkin
>>>>>><jl@glen--canyon.com> wrote in <v1rbfj18eqbgr1t9bfvdfqqmn1q91gcfof@4ax.com>:
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>https://finance.yahoo.com/news/bosses-firing-gen-z-grads-111719818.html
>>>>>>>
>>>>>>>Oh. I just hired one.
>>>>>>
>>>>>>There is a lot of truth in that article.
>>>>>>I have had to work with newcomers, some knew nothing 
>>>>>>But then when I started... in my first job designing a.o. mil stuff
>>>>>>I had to figure it all out for myself the same day the requests got on the table.
>>>>>>One old guy, who had some experience with electronics but had a lot with high power stuff..
>>>>>>and a manager to rule us, was the environment, and a big factory floor building the things we came up with, and
>>>>>>a test room (HV stuff 100 kV etc megawatt stuff.. and a little corner and oscilloscope for me to test what I came up with,
>>>>>>build  proto circuits.
>>>>>>
>>>>>>Later when starting in broadcasting we got 6 month in the school benches in their own studio, while getting payed,
>>>>>>and exams after that, everything from audio, video, satellite, management, politics (who can do what, red phones sort of
>>>>>>thing), the works.
>>>>>>As that (video, audio etc) was my real interest, I found it relaxing and fun.
>>>>>>Then when you are put in charge of a real event, I remember the first day I ran alone in a head control room
>>>>>>I had to call my boss back from his dinner in some restaurant.. could not find the cables we had to swap
>>>>>>to sync some remote location,
>>>>>>turned out those were hidden under the floor boards ..
>>>>>>Did not they tell you that?
>>>>>> (Must have missed that :-) ).
>>>>>>
>>>>>>It all depends,.
>>>>>>Do you give the poor new guy training? ANY kind of training?
>>>>>
>>>>>He doesn't have to. John has this screening technique he uses for job
>>>>>applicants. He shows them a diagram of two 1k resistors in series with
>>>>>10V across them and asks them what the voltage where they join is. If
>>>>>they freak out, burst into tears or defenestrate themselves, he knows
>>>>>not to hire them. :-)
>>>>
>>>>Yes I did read that posting
>>>>Its hard, lemme see, e=m.c^12 likely does not help.
>>>>to make it easier for me I use volts, so if 3k3 + 4k7 in series gives 8 volts
>>>>then we know 3k3 gives 3.3 V across it and 4k7 4.7 volts across it
>>>>Best is to use trimpots to get the right value, no math needed...
>>>>And of course you need to bring the (multi?)meter impedance into play, especially for high
>>>>value resistors and moving coil meters from old boat anchors for example.
>>>>And there are LDRs and NTCs and PTCs, so we need to know all that
>>>>and the temperature and light intensity...
>>>>for the NTCs and PTCs we also need to know the current and time since switch on...
>>>>So no wonder if they defenestrate themselves.
>>>
>>>I wouldn't hire someone who complicates a simple question into
>>>paralysis.
>>>
>>>
>>>>An other issue maybe length contraction due to near light speed that may affect both measurement equipment and resistors.
>>>>And reading those colored bands around some resistors to get the value.
>>>>and wirewound, carbon composite, metal, 
>>>> And then J.L. did not specify if it was DeeSee or AH!See
>>>
>>>I draw a 10 volt battery connected to two resistors, 9K in series with
>>>1K.
>>>
>>>What's the voltage across the 1K?
>>>
>>>I hired a 3-month intern a month ago who failed the test. He said 9
>>>volts. I hired him anyway and fired him as an intern on Friday. He's
>>>full time now. He's mostly a software engineer. I'm teaching him basic
>>>electronics now. 
>>>
>>>I dream of some day finding a kid who gets the voltage divider right
>>>and has something intelligent so say about the next test, an NPN
>>>emitter follower. 
>>
>>What do you ask them about that?
>
>V+=10. Two 10K resistors up and down to set the base voltage. Emitter
>1K to ground.
>
>What's the base voltage? Some people have said 0.6, because base
>voltages are always 0.6.
>
>What's the emitter voltage? Collector current?
>
>Anything else to say?
>
>Trick question: what's the collector voltage?

Smart-ass answer:  Who knows ... nobody uses vacuum tubes or bipolar
transistors any more.

Joe Gwinn