Re: cheap analog square function?

Date	2026-02-11 14:22 -0500
Subject	Re: cheap analog square function?
Newsgroups	sci.electronics.design
References	(4 earlier) <10mht8o$i5cn$1@dont-email.me> <mv8pokd00bkmt0lebhc0fgokd7bjs2d27a@4ax.com> <10miebv$pqm6$1@dont-email.me> <1dfpokl9fra6edloell8l6dsktj9us309i@4ax.com> <1rqdqw7.u9x5u41p5hkaoN%liz@poppyrecords.invalid.invalid>
From	bitrex <user@example.net>
Message-ID	<698cd706$0$21$882e4bbb@reader.netnews.com> (permalink)

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On 2/11/2026 1:52 PM, Liz Tuddenham wrote:
> john larkin <jl@glen--canyon.com> wrote:
> 
>> On Wed, 11 Feb 2026 09:30:39 -0800, Buzz McCool
>> <buzz_mccool@yahoo.com> wrote:
>>
>>> On 2/11/2026 7:56 AM, john larkin wrote:
>>>> Ships are most all diesels now. Steam plants are efficient but complex
>>>> and it's hard to get crews who can run them.
>>>
>>> I didn't know that. Thanks for sharing.
>>>
>>
>> Steamships burn Bunker-c, which is about the cheapest hydrocarbon
>> available. It's stiff tar at room temperature. Nasty, stinky stuff.
> 
> You need steam to heat it so that it can flow into the burners.  The
> steam comes from the boilers that are heated by burning the fuel - but
> the fuel can't be burnt until it has been heated by the steam wbich
> can't be made until.....

Even in olden times large steam engines were started by smaller 
auxiliary steam engines..

> Steam plants are complex....

My book on the topic, "Steam" by Babcock & Wilcox is an 1891 printing 
and was already in its 16th edition:

<https://imgur.com/a/TH1lvEY>

It has some water damage which I figure is appropriate for a vintage 
book on steam, sort of like an old cook book with food stains on it.

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cheap analog square function? Christopher Howard <christopher@librehacker.com> - 2026-02-09 14:52 -0900
  Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-09 16:47 -0800
  Re: cheap analog square function? Don Y <blockedofcourse@foo.invalid> - 2026-02-09 17:50 -0700
  Re: cheap analog square function? "Edward Rawde" <invalid@invalid.invalid> - 2026-02-09 20:03 -0500
  Re: cheap analog square function? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-02-10 02:05 +0000
  Re: cheap analog square function? Jan Panteltje <alien@comet.invalid> - 2026-02-10 05:50 +0000
    Re: cheap analog square function? bitrex <user@example.net> - 2026-02-10 03:39 -0500
  Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-10 18:05 +1100
    Re: cheap analog square function? John R Walliker <jrwalliker@gmail.com> - 2026-02-10 08:41 +0000
      Re: cheap analog square function? bitrex <user@example.net> - 2026-02-10 03:46 -0500
        Re: cheap analog square function? bitrex <user@example.net> - 2026-02-10 03:49 -0500
  Re: cheap analog square function? antispam@fricas.org (Waldek Hebisch) - 2026-02-10 14:12 +0000
    Re: cheap analog square function? Christopher Howard <christopher@librehacker.com> - 2026-02-10 07:49 -0900
      Re: cheap analog square function? Don Y <blockedofcourse@foo.invalid> - 2026-02-10 11:40 -0700
      Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-10 11:39 -0800
        Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-11 23:38 +1100
          Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-11 07:56 -0800
            Re: cheap analog square function? Buzz McCool <buzz_mccool@yahoo.com> - 2026-02-11 09:30 -0800
              Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-11 09:38 -0800
                Re: cheap analog square function? liz@poppyrecords.invalid.invalid (Liz Tuddenham) - 2026-02-11 18:52 +0000
                Re: cheap analog square function? bitrex <user@example.net> - 2026-02-11 14:22 -0500
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-11 12:14 -0800
                Re: cheap analog square function? bitrex <user@example.net> - 2026-02-11 15:35 -0500
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-11 13:04 -0800
                Re: cheap analog square function? bitrex <user@example.net> - 2026-02-11 16:35 -0500
                Re: cheap analog square function? Lasse Langwadt <llc@fonz.dk> - 2026-02-11 21:41 +0100
                Re: cheap analog square function? Jeroen Belleman <jeroen@nospam.please> - 2026-02-11 22:49 +0100
            Re: cheap analog square function? Lasse Langwadt <llc@fonz.dk> - 2026-02-11 21:37 +0100
            Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-12 17:36 +1100
              Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-12 10:19 -0800
                Re: cheap analog square function? Lasse Langwadt <llc@fonz.dk> - 2026-02-12 21:05 +0100
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-12 14:12 -0800
                Re: cheap analog square function? Lasse Langwadt <llc@fonz.dk> - 2026-02-12 23:39 +0100
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-12 15:19 -0800
                Re: cheap analog square function? Don Y <blockedofcourse@foo.invalid> - 2026-02-12 18:13 -0700
                Re: cheap analog square function? Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-13 00:38 +0100
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-12 16:09 -0800
                Re: cheap analog square function? Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-13 02:42 +0100
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-13 09:30 -0800
                Re: cheap analog square function? Jan Panteltje <alien@comet.invalid> - 2026-02-14 06:14 +0000
                Re: cheap analog square function? Glen Walpert <nospam@null.void> - 2026-02-14 14:18 +0000
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-14 07:51 -0800
                Re: cheap analog square function? Jan Panteltje <alien@comet.invalid> - 2026-02-15 06:27 +0000
                Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-14 07:47 -0800
                Re: cheap analog square function? Jan Panteltje <alien@comet.invalid> - 2026-02-15 06:50 +0000
                Re: cheap analog square function? mas@example.com - 2026-02-16 07:38 +0000
                Re: cheap analog square function? Jan Panteltje <alien@comet.invalid> - 2026-02-16 08:49 +0000
              Re: cheap analog square function? legg <legg@nospam.magma.ca> - 2026-02-14 08:57 -0500
  Re: cheap analog square function? piglet <erichpwagner@hotmail.com> - 2026-02-12 21:37 +0000
    Re: cheap analog square function? Christopher Howard <christopher@librehacker.com> - 2026-02-13 06:40 -0900
      Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-13 08:34 -0800
        Re: cheap analog square function? bitrex <user@example.net> - 2026-02-13 13:00 -0500
          Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-13 10:52 -0800
        Re: cheap analog square function? bitrex <user@example.net> - 2026-02-13 13:01 -0500
      Re: cheap analog square function? piglet <erichpwagner@hotmail.com> - 2026-02-13 19:36 +0000
        Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-13 12:06 -0800
          Re: cheap analog square function? piglet <erichpwagner@hotmail.com> - 2026-02-13 20:42 +0000
            Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-15 12:43 -0800
        Re: cheap analog square function? Christopher Howard <christopher@librehacker.com> - 2026-02-16 09:36 -0900
          Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-18 00:03 +1100
            Re: cheap analog square function? john larkin <jl@glen--canyon.com> - 2026-02-17 08:06 -0800
        Re: cheap analog square function? Christopher Howard <christopher@librehacker.com> - 2026-02-16 13:08 -0900
          Re: cheap analog square function? piglet <erichpwagner@hotmail.com> - 2026-02-17 11:40 +0000
            Re: cheap analog square function? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-02-17 12:34 -0500
              Re: cheap analog square function? Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-17 18:57 +0100
                Re: cheap analog square function? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-02-17 18:18 +0000
                Re: cheap analog square function? Gerhard Hoffmann <dk4xp@arcor.de> - 2026-02-17 19:39 +0100
                Re: cheap analog square function? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-02-17 14:00 -0500
                Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-18 15:10 +1100
              Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-18 14:43 +1100
          Re: cheap analog square function? Bill Sloman <bill.sloman@ieee.org> - 2026-02-18 01:43 +1100
      Re: cheap analog square function? Jan Panteltje <alien@comet.invalid> - 2026-02-14 05:53 +0000

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