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Tweakers' Asylum Tweaks for systems, rooms and Do It Yourself (DIY) help. FAQ. |
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In Reply to: Re: BUF634 question posted by eagle1 on May 9, 2002 at 10:39:56:
go to www.ti.com, in site search box type buf634, click on datasheet pdf from document list
2nd page top of data sheet: INPUT specsVos +/- 30 mV typ, +/- 100 mV max
add to this input bias current times DC input resistance
+/- 2 uA (max) * 47 Kohm ~ +/- 100 mV
total ~ +/- 200 mV worst case, could be a pretty good turn on thump
you need headphone spec for DC max
Glenn: learn to fish!
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Follow Ups
- 200 mV offset is low? - jcox 21:22:30 05/09/02 (5)
- Re: 200 mV offset is low? No, way too high. - eagle1 22:02:13 05/09/02 (4)
- Re: 200 mV offset is low? No, way too high. - Glenn2 04:18:56 05/10/02 (3)
- one place to look - jcox 09:36:04 05/10/02 (1)
- Re: one place to look - Glenn2 10:04:09 05/10/02 (0)
- Re: 200 mV offset is low? No, way too high. - eagle1 06:42:36 05/10/02 (0)