Re: hobby electronics

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Sujet : Re: hobby electronics
De : '''newspam''' (at) *nospam* nonad.co.uk (Martin Brown)
Groupes : sci.electronics.design
Date : 03. Jul 2024, 11:30:39
Autres entêtes
Organisation : A noiseless patient Spider
Message-ID : <v635o1$24goj$1@dont-email.me>
References : 1
User-Agent : Mozilla Thunderbird
On 02/07/2024 17:28, john larkin wrote:
 It's my opinion that there are few hobbyists that really work with
parts and make circuits, and most EE grads are EE/CE dual majors that
code more than they solder, and don't have instincts for electricity.
There are still a few, but it has become a very minority interest today. Partly because everything is so heavily integrated and surface mount.
When I grew up you could get dead ICL 1900 boards full of TTL chips for and bags dross coated transistors at start of line for pennies. Today there is no equivalent source of cheap easily reused parts.
Back then there were also electronic kits for build your own computer etc.
A lot of it today is plugging new mass produced modules together. Raspberry Pi has done a lot for that and to encourage electronics hobbyists though so it isn't all bad news.
 Here's a youtube on the subject:
 https://www.youtube.com/watch?v=CLnolhyT5SI
 Some of these guys blame surface mount, which seems wrong to me. There
are lots of thru-hole parts and parts kits around.
Surface mount has rendered modern kit all but impossible for the home user to repair. I cut my teeth mending transistor car radios back when chassis earth was chosen randomly by each car manufacturer to be either positive or negative and people blew up their brand new car radios.
The other big earner was mending teenage wannabe rock stars amplifiers that had their output transistors fried or a pint of beer in them.

I'd like to hire a few kids who love component-level electronics, but
they are hard to find.
Go looking at maker-spaces or whatever they are called in the US. Most of them will be trying to make electric guitars but they will be showing at least some skills with small pickup coils and low noise amplifiers.
Back in my day a lot of our physics practicals were essentially electronics based - characteristics of a FET, various oscillators and a substantial digital electronics and logic course with a finishing test of making a digital dice (it may still be the same course even now).
I'm pretty sure the previous generation did the same experiments on thermionic valves and relays but that was discontinued on H&S grounds.
--
Martin Brown

Date Sujet#  Auteur
2 Jul 24 * hobby electronics61john larkin
2 Jul 24 +* Re: hobby electronics3DJ Delorie
4 Jul 24 i`* Re: hobby electronics2TTman
5 Jul 24 i `- Re: hobby electronics1Jan Panteltje
2 Jul 24 +* Re: hobby electronics11Joe Gwinn
2 Jul 24 i`* Re: hobby electronics10john larkin
2 Jul 24 i +- Re: hobby electronics1Jan Panteltje
2 Jul 24 i +* Re: hobby electronics2boB
3 Jul 24 i i`- Re: hobby electronics1Don Y
2 Jul 24 i +- Re: hobby electronics1Joe Gwinn
2 Jul 24 i +* Re: hobby electronics3Gerhard Hoffmann
3 Jul 24 i i+- Re: hobby electronics1Don
3 Jul 24 i i`- Re: hobby electronics1Don
3 Jul 24 i `* Re: hobby electronics2Cursitor Doom
3 Jul 24 i  `- Re: hobby electronics1john larkin
2 Jul 24 +* Re: hobby electronics8Jan Panteltje
2 Jul 24 i`* Re: hobby electronics7Gerhard Hoffmann
3 Jul 24 i +* Re: hobby electronics2Cursitor Doom
3 Jul 24 i i`- Re: hobby electronics1Gerhard Hoffmann
3 Jul 24 i +* Re: hobby electronics3john larkin
3 Jul 24 i i+- Re: hobby electronics1Bill Sloman
3 Jul 24 i i`- Re: hobby electronics1Gerhard Hoffmann
3 Jul 24 i `- Re: hobby electronics1Jan Panteltje
3 Jul 24 +* Re: hobby electronics36Martin Brown
3 Jul 24 i+- Re: hobby electronics1Don Y
3 Jul 24 i+- Re: hobby electronics1Phil Hobbs
3 Jul 24 i+* Re: hobby electronics7Jan Panteltje
3 Jul 24 ii+* Re: hobby electronics5Martin Brown
3 Jul 24 iii+- Re: hobby electronics1Don Y
4 Jul 24 iii`* Re: hobby electronics3Jan Panteltje
4 Jul 24 iii `* Re: hobby electronics2Joe Gwinn
4 Jul 24 iii  `- Re: hobby electronics1Jan Panteltje
3 Jul 24 ii`- Re: hobby electronics1john larkin
3 Jul 24 i+* Re: hobby electronics20BillGill
3 Jul 24 ii`* Re: hobby electronics19Don Y
4 Jul 24 ii +- Re: hobby electronics1BillGill
4 Jul 24 ii `* Re: hobby electronics17BillGill
4 Jul 24 ii  `* Re: hobby electronics16Don Y
5 Jul 24 ii   `* Re: hobby electronics15BillGill
5 Jul 24 ii    +- Re: hobby electronics1Jan Panteltje
5 Jul 24 ii    `* Re: hobby electronics13Don Y
5 Jul 24 ii     +- Re: hobby electronics1Don Y
6 Jul 24 ii     `* Re: hobby electronics11BillGill
6 Jul 24 ii      `* Re: hobby electronics10Don Y
7 Jul 24 ii       `* Re: hobby electronics9BillGill
7 Jul 24 ii        `* Re: hobby electronics8Don Y
8 Jul 24 ii         +- Re: hobby electronics1Jan Panteltje
8 Jul 24 ii         `* Re: hobby electronics6BillGill
8 Jul 24 ii          `* Re: hobby electronics5Don Y
9 Jul 24 ii           `* Re: hobby electronics4BillGill
10 Jul 24 ii            `* Re: hobby electronics3Don Y
10 Jul 24 ii             `* Re: hobby electronics2BillGill
10 Jul 24 ii              `- Re: hobby electronics1Don Y
7 Jul 24 i`* Re: hobby electronics6Edward Rawde
7 Jul 24 i `* Re: hobby electronics5Martin Brown
7 Jul 24 i  `* Re: hobby electronics4Edward Rawde
7 Jul 24 i   `* Re: hobby electronics3Don Y
7 Jul 24 i    `* Re: hobby electronics2Martin Brown
8 Jul 24 i     `- Re: hobby electronics1Don Y
3 Jul 24 +- Re: hobby electronics1legg
7 Jul 24 `- Re: hobby electronics1John Robertson

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