Re: Current mirror version of the lowish distortion 1kHz sine wave osillator

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Sujet : Re: Current mirror version of the lowish distortion 1kHz sine wave osillator
De : invalid (at) *nospam* invalid.invalid (Edward Rawde)
Groupes : sci.electronics.design
Date : 15. Jan 2025, 20:47:39
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Message-ID : <vm93ct$vf9$1@nnrp.usenet.blueworldhosting.com>
References : 1 2
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"Edward Rawde" <invalid@invalid.invalid> wrote in message news:vm8u2l$pns$1@nnrp.usenet.blueworldhosting.com...
"Bill Sloman" <bill.sloman@ieee.org> wrote in message news:vm89vp$2ulja$1@dont-email.me...
This just reworks my circuit to use a controllable asymmetric current mirror instead of the FET for gain control. I take the
feedback from the full wave rectifier and switch every half-cycle to reconstruct a variable amplitude sine wave to control the
output amplitude. It does use a lot of components, but it strikes me as fairly comprehensible.
>
>
First I corrected the usual line wrap issues.
>
In the latest LTSpice (24.1.0) it took me a good hour or two to find out why I was getting strange netlist errors for all the
opamps in the circuit.
>
This turned out to be .ENDS in the BAS70L model. Remove .ENDS and the issues go away.
>
So this is the circuit I'm simulating in 24.1.0 with no component updates available.
I'm expecting it to take 2 hours to complete.

Actually I was wrong about the simulation time.
For 10 seconds the simulation time will be between 5 and 7 days.



Date Sujet#  Auteur
15 Jan 25 * Current mirror version of the lowish distortion 1kHz sine wave osillator31Bill Sloman
15 Jan 25 +* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator12Edward Rawde
15 Jan 25 i+* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2Edward Rawde
15 Jan 25 ii`- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde
15 Jan 25 i`* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator9Don
15 Jan 25 i `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator8Edward Rawde
16 Jan 25 i  `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator7Bill Sloman
16 Jan 25 i   +* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator3Edward Rawde
16 Jan 25 i   i`* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2Bill Sloman
16 Jan 25 i   i `- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde
16 Jan 25 i   `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator3Edward Rawde
16 Jan 25 i    `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2Bill Sloman
16 Jan 25 i     `- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde
20 Jan 25 `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator18Bill Sloman
20 Jan 25  +* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2Edward Rawde
20 Jan 25  i`- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde
21 Jan 25  `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator15Bill Sloman
21 Jan 25   `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator14Edward Rawde
21 Jan 25    `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator13Edward Rawde
21 Jan 25     +* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator6john larkin
21 Jan 25     i`* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator5Edward Rawde
21 Jan 25     i +* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2john larkin
22 Jan 25     i i`- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Bill Sloman
21 Jan 25     i `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2JM
22 Jan 25     i  `- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde
22 Jan 25     `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator6Bill Sloman
22 Jan 25      +- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde
22 Jan 25      `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator4Bill Sloman
23 Jan 25       `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator3Edward Rawde
23 Jan 25        `* Re: Current mirror version of the lowish distortion 1kHz sine wave osillator2Bill Sloman
23 Jan 25         `- Re: Current mirror version of the lowish distortion 1kHz sine wave osillator1Edward Rawde

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