Re: LM324 based automatic voltage stabilizer circuit simulation
The simple answer to your question is this: * Draw it in LTspice. * Press RUN. LTspice is quite capable of simulating electronic circuits such as this.? It is one of the most capable simulators for
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Andy I
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#157039
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Re: LM324 based automatic voltage stabilizer circuit simulation
Unless I misunderstand, it surprizes me, considering LTspice started in 1991 as SwitcherCAD, clearly oriented towards switching regulators. At least, that's what I undersood.
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Jerry Lee Marcel
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#157038
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Re: Looking for ideal fully differential amplifier spice model
In general, G (current) sources are preferred over E (voltage) sources.? Current sources tend to result in fewer problems. Have you thought about why?? What would make it work apparently OK with
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Andy I
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#157037
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Re: Looking for ideal fully differential amplifier spice model
It takes 3 sources to make a DI/DO amp with CM ref. I tested both E and G sources. Oddly if the 4 feedback resistors are all equal you can swap the output connections and the circuit still works. That
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Tom
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#157036
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Re: LM324 based automatic voltage stabilizer circuit simulation
There is nothing in the imaged circuit that cannot, in principle, be modelled in LTspice. The most obscure part is transformer TR1. The main winding (taps A ¡ E) is most likely a specific,
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Bell, Dave
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#157035
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Re: LM324 based automatic voltage stabilizer circuit simulation
A modern stabilized AC supply would use quite different, probably high-frequency switching, techniques, and LTspice is not the right simulator for such circuits. I will try to simulate it in another
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MD MUBDIUL HASAN
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#157034
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Re: LM324 based automatic voltage stabilizer circuit simulation
Difficulty number 4. I don't know of anything similar, and I would say that it's very old technology. A modern stabilized AC supply would use quite different, probably high-frequency switching,
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John Woodgate
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#157033
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Re: LM324 based automatic voltage stabilizer circuit simulation
John, Thank you for the reply. What kind of difficulties you can find?? For example? 1. Impossible to make transformers function?2. Relays are Impossible to control?3. The circuit is big enough and
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MD MUBDIUL HASAN
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#157032
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Re: LM324 based automatic voltage stabilizer circuit simulation
Quite apart from that, it's impossible to simulate that complex circuit without the full specification of every component. This is undoubtedly impracticable.
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John Woodgate
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#157031
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Re: LM324 based automatic voltage stabilizer circuit simulation
Why would a ZIP file be unsuitable? Unfortunately, most users of Groups.IO will insist on the common .ZIP compression, only. Dave Sent: Tuesday, December 24, 2024 12:08 PM To: [email protected]
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Bell, Dave
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#157030
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Re: LM324 based automatic voltage stabilizer circuit simulation
Zip file is also not suitable.
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MD MUBDIUL HASAN
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#157029
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Re: LM324 based automatic voltage stabilizer circuit simulation
This being an LTspice group the starting point would be you posting your LTspice files. Not a picture of a schematic. -- http://davesrocketworks.com David Schultz
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David Schultz
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#157028
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LM324 based automatic voltage stabilizer circuit simulation
Dear All,I wanted to build up a voltage stabilizer to study its performance.Kindly help me to simulate the attached circuit file,
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MD MUBDIUL HASAN
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#157027
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Re: Ferromagnetic core modeling.
You are right, dropping Character Map would be a dumb idea. When I still used Windows years ago, it was a useful tool to me. I used it often to copy/insert non-standard chars into documents. Change
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Abes
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#157026
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Re: Confused, adding a pin to an existing Symbol and .cir
There is no record that you ever uploaded a corrected file, until now. I'm guessing that you uploaded it to a different group and later downloaded it from that other group.? Or maybe you imagined
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Andy I
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#157025
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Re: Confused, adding a pin to an existing Symbol and .cir
But I see that the one I had was quite different from the one you uploaded in August. Seems to work, and has the same calling structure (A B W Vpct vs. 1 2 3 Vpct), so def related. Sent: Monday,
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Bell, Dave
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#157024
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Re: Confused, adding a pin to an existing Symbol and .cir
OK, something possibly glitched at Groups.IO I did a new download (twice) and found no pot.asy ¨C as you said. But an earlier download of the same file does have the .asy! I jus now updated the
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Bell, Dave
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#157023
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Re: Confused, adding a pin to an existing Symbol and .cir
Ahh, thanks ¨C I couldn¡¯t remember who uploaded it. I had in my local folder for a while¡ Sent: Monday, December 23, 2024 6:05 PM To: [email protected] Subject: EXTERNAL: Re: [LTspice] Confused,
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Bell, Dave
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#157022
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Re: Confused, adding a pin to an existing Symbol and .cir
Hi A while back I uploaded "Multi_VCPot_Test_20240813.zip" that demonstrates how to use multiple vcpots. And...yes..each pot has a hidden pin that expects a voltage source to control the rotation
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eetech00
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#157021
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Re: Confused, adding a pin to an existing Symbol and .cir
It won't make any difference. *The ZIP file still has no pot.asy inside it.* (And yes, I did download it again, a couple of hours ago.? No go on the symbol file.) Pot.asy is not in the ZIP.? Just
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Andy I
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#157020
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