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Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!news.mixmin.net!weretis.net!feeder8.news.weretis.net!reader5.news.weretis.net!news.solani.org!.POSTED!not-for-mail From: Jan Panteltje Newsgroups: sci.electronics.design Subject: Re: hobby electronics Date: Fri, 05 Jul 2024 05:12:48 GMT Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; ISO-8859-15 Content-Transfer-Encoding: 8bit Injection-Date: Fri, 5 Jul 2024 05:12:49 -0000 (UTC) Injection-Info: solani.org; logging-data="229025"; mail-complaints-to="abuse@news.solani.org" User-Agent: NewsFleX-1.5.7.5 (Linux-5.15.32-v7l+) Cancel-Lock: sha1:y16olQOUx8hiL5GONI/QSUtsoO8= X-User-ID: eJwFwYEBACAEBMCV0D81Dsn+I3TH5eo34HRwOJEZ0SgRbs4RtEDzaWPfhCxHr+vUMy9rnw5j5KhFpZfZ+0aAFVY= X-Newsreader-location: NewsFleX-1.5.7.5 (c) 'LIGHTSPEED' off line news reader for the Linux platform NewsFleX homepage: http://www.panteltje.nl/panteltje/newsflex/ and ftp download ftp://sunsite.unc.edu/pub/linux/system/news/readers/ Bytes: 2786 Lines: 31 On a sunny day (Thu, 4 Jul 2024 22:39:49 +0100) it happened TTman wrote in : >On 02/07/2024 18:03, DJ Delorie wrote: >> john larkin writes: >>> 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. >> >> IMHO the term "hobby electronics" used to mean "soldering up radios" but >> now means "jumper wiring modules". Arduino, RPi, and ESP32 have made it >> trivial for anyone to wire up sensors and actuators. >> >> Where used to be a niche talent (designing transistors or ICs) has moved >> up the tree (designing modules) with the corresponding dearth of >> interested applicants. >> >> One can only hope that easy access to PCB manufacturing and assembly >> services will make the niche talents more popular. > >I used to solder/build up valve amplifiers that went into record players >back in the 60's as a school kid...300V bites :) Yes, I once got stuck with my hand in a tube radio and it burned a scar in my left hand when I accidently touched a 300V transformer connection.. could not let go, asked the guy next to me 'pull the power plug'. Later I better learned to control myself when hanging on the power... 25 kV color TV sparks were interesting too. peeseebees? I used to etch my own, still have some etching stuff, some drawn with a pen, later with printer and photo sensitive PCB .. At work I had them made by a local company here...