??? 07/12/07 08:23 Read: times |
#141800 - Amplfiers Responding to: ???'s previous message |
Raghunathan said:
Yeah if you can mail me a PDF of a typical circuit or a link to one such typical IC ( if it exists ) then I will get a hang of it. Much faster. I don't know of a single IC that can do it. We always implement them from discrete components. We use a really pure sine wave generator, based on a Colpitts oscillator for a start, then we rectify with a switchable gain amplifier and the aforementioned analogue switches to switch the gain. Steve |
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use a chopper stabilized OP amp | 01/01/70 00:00 | |
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Also known as | 01/01/70 00:00 | |
Long time.... | 01/01/70 00:00 | |
Amplfiers | 01/01/70 00:00 | |
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Excellent document | 01/01/70 00:00 | |
Well asked and answered | 01/01/70 00:00 | |
I'm not worthy! | 01/01/70 00:00 | |
The truely wise | 01/01/70 00:00 | |
Quote ? | 01/01/70 00:00 | |
It\'s not original | 01/01/70 00:00 | |
Public Domain? | 01/01/70 00:00 | |
Common mode rejection | 01/01/70 00:00 | |
Ideas | 01/01/70 00:00 | |
Consider | 01/01/70 00:00 | |
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No | 01/01/70 00:00 | |
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30 Euro each. | 01/01/70 00:00 | |
Ok, take a small handful... | 01/01/70 00:00 | |
Start the thread and go on vacation .... | 01/01/70 00:00 | |
The catch | 01/01/70 00:00 | |
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Ah ha | 01/01/70 00:00 |