Re: fast divider?

From	Bill Sloman <bill.sloman@ieee.org>
Newsgroups	sci.electronics.design
Subject	Re: fast divider?
Date	2026-04-01 16:17 +1100
Organization	A noiseless patient Spider
Message-ID	<10qi9pi$3tkci$5@dont-email.me> (permalink)
References	(9 earlier) <10qgb98$39jr5$1@dont-email.me> <6honskhhs9lpc60c05dcn16v9pooqe8udp@4ax.com> <10qh0vt$3hq3m$1@dont-email.me> <1h2oskp2k3cgih7asalgoqkcaa0pnt0248@4ax.com> <ZPCcnSHO9a5DplH0nZ2dnZfqnPadnZ2d@giganews.com>

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On 1/04/2026 8:25 am, Ross Finlayson wrote:
> On 03/31/2026 10:57 AM, john larkin wrote:
>> On Tue, 31 Mar 2026 10:41:17 -0700, Buzz McCool
>> <buzz_mccool@yahoo.com> wrote:
>>
>>> On 3/31/2026 8:14 AM, john larkin wrote:

<snip>

> Back to the idea of implementing a divider circuit,
> it's kind of funny that there isn't really a great
> example of an analog divider circuit that's sort of
> ideal and efficient, besides as for usual accounts
> of amplifiers and attenuators and so on. There are
> integrators and the like, accumulators, there's a
> place on the chart of ideal electrical components
> looking to be filled with a rational divider. 

There a perfectly good analogue four quadrant multiplier, now horribly 
expensive

https://www.analog.com/en/products/ad734.html

If you embed it in a feedback circuit you can use it as a divider, but 
the accuracy and the bandwidth aren't great for small divisors.

-- 
Bill Sloman, Sydney

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Thread

fast divider? john larkin <jl@glen--canyon.com> - 2026-03-15 11:47 -0700
  Re: fast divider? someone <cffbf4deb9142bce48974efc0e64dede@example.com> - 2026-03-17 22:30 +0000
    Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-19 10:05 -0700
      Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-21 16:36 +1100
        Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-21 07:52 -0700
          Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-22 03:00 +1100
            Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-27 11:39 -0700
              Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-28 16:44 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-28 14:38 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-29 15:52 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-29 08:18 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-30 16:42 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-30 08:00 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-31 16:35 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-31 02:40 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-31 22:30 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-31 08:14 -0700
                Re: fast divider? Buzz McCool <buzz_mccool@yahoo.com> - 2026-03-31 10:41 -0700
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-31 10:57 -0700
                Re: fast divider? Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-03-31 14:25 -0700
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-31 15:16 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-01 16:17 +1100
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-01 16:05 +1100
                Re: fast divider? Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-04-01 02:04 -0700
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-01 07:25 -0700
                Re: fast divider? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-04-01 16:07 +0000
                Re: fast divider? Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-04-01 09:37 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-01 15:54 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-01 01:06 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-02 02:13 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-01 09:12 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-02 14:41 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-02 07:53 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-03 02:21 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-02 08:57 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-04-03 04:05 +1100
                Re: fast divider? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-04-02 13:17 -0400
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-02 11:20 -0700
                Re: fast divider? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-04-09 10:55 -0400
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-09 10:34 -0700
                Re: fast divider? Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> - 2026-04-09 13:43 -0400
                Re: fast divider? John R Walliker <jrwalliker@gmail.com> - 2026-04-09 19:07 +0100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-04-09 13:47 -0700
          Re: fast divider? someone <cffbf4deb9142bce48974efc0e64dede@example.com> - 2026-03-26 23:30 +0000
        Re: fast divider? Ross Finlayson <ross.a.finlayson@gmail.com> - 2026-03-21 09:38 -0700
          Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-21 10:29 -0700
            Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-23 23:49 +1100
              Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-23 08:20 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-24 23:04 +1100
                Re: fast divider? john larkin <jl@glen--canyon.com> - 2026-03-24 05:56 -0700
                Re: fast divider? Bill Sloman <bill.sloman@ieee.org> - 2026-03-25 02:47 +1100

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