Path: ...!eternal-september.org!feeder2.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: Bill Sloman Newsgroups: sci.electronics.design Subject: Re: Interview Question (your Sunday ruined part 2) Date: Sun, 27 Oct 2024 15:34:21 +1100 Organization: A noiseless patient Spider Lines: 75 Message-ID: References: <2rjahj1m5itht9k5nlh5p9q11onumbbb5s@4ax.com> <262qhj1uduhnq2qtp513o7n1ejug8lmuip@4ax.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Sun, 27 Oct 2024 05:34:24 +0100 (CET) Injection-Info: dont-email.me; posting-host="6481b9d8148eeca4c22bdb52ccc22540"; logging-data="129346"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18sxniUVq63IV95jBu7IYO9xPC+HZIjcA4=" User-Agent: Mozilla Thunderbird Cancel-Lock: sha1:4M9v6GjRzyiD223vdJPjW1j2m2A= X-Antivirus: Norton (VPS 241026-4, 27/10/2024), Outbound message Content-Language: en-US X-Antivirus-Status: Clean In-Reply-To: <262qhj1uduhnq2qtp513o7n1ejug8lmuip@4ax.com> Bytes: 4048 On 27/10/2024 2:22 am, john larkin wrote: > On Sat, 26 Oct 2024 13:54:04 -0000 (UTC), Cursitor Doom > wrote: > >> On Sun, 20 Oct 2024 16:45:11 -0700, john larkin wrote: >> >>> On Sun, 20 Oct 2024 19:34:29 -0400, "Edward Rawde" >>> wrote: >>> >>>> "piglet" wrote in message >>>> news:vf3ntu$i9cd$1@dont-email.me... >>>>> On 20/10/2024 7:59 pm, Edward Rawde wrote: >>>>>> "john larkin" wrote in message >>>>>> news:2rjahj1m5itht9k5nlh5p9q11onumbbb5s@4ax.com... >>>>>>> On Sun, 20 Oct 2024 19:32:45 +0200, Jeroen Belleman >>>>>>> wrote: >>>>>>> >>>>>>>> On 10/20/24 19:18, Cursitor Doom wrote: >>>>>>>>> John Larkin has from time to time posted some elementary questions >>>>>>>>> he likes to torture his job applicants with. I'd like to propose >>>>>>>>> one of my own. >>>>>>>>> >>>>>>>>> If I'm measuring 218 ohms between points A and B in this diagram, >>>>>>>>> what is the value of Rx? >>>>>>>>> >>>>>>>>> https://disk.yandex.com/i/hxjWx0tDUCzxiA >>>>>>>> >>>>>>>> 517 Ohms. >>>>>>>> >>>>>>>> Jeroen Belleman >>>>>>> >>>>>>> Does R330 mean 0.33 ohms? >>>>>>> >>>>>>> I hate that sort of notation, like 2k47. >>>>>> >>>>>> I keep having difficulty not using it in LTSpice. >>>>>> >>>>>> 0.33 ohms would be 0R33 >>>>>> >>>>>> >>>>>> >>>>> LT Spice will happily accept 2k47 for 2470 ohms - you can even use >>>>> 0meg33 if you want for 330k in the old Soviet way >>>> >>>> The reason I try to avoid it outside locations where it's not questioned >>>> is because there's always someone who will ask what does 2k7 mean? :) >>>> >>>> >>>>> piglet >>>>> >>>>> >>>> >>> The other legacy of unreliable dots (I suppose they used to fall off >>> drawings 50 years ago) is people who refuse to make a clean 4-way >>> connection with one dot. They insist on using two 3-ways, two dots with >>> a clumsy offset. >> >> The British and American dots have always been fine. The German ones used >> to be very reliable, too - until they pooled their symbols with countries >> like Ireland, Italy, Spain, Greece and Portugal. > > Does good food go with bad electronics? > > I guess not. Russia has bad food and bad electronics. France has great food, as I got to find out when Cambridge Instruments bought Thompson-CSF's shaped-beam electron beam microfabricator, whose electronics were dire. We were sold it as a pre-production prototype, and it turned out to be a proof of principle machine. -- Bill Sloman, Sydney