OpAmp selection
Feb 25, 2011 at 8:28 AM Thread Starter Post #1 of 2

Mouseboy007

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Feb 23, 2011
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Hi All,
 
I just ordered a stock D1 from Ryan and am looking at replacement tubes and opamps. I'm in the UK and have found a local(ish) supplier of suitable tubes (see an earlier post) but just need to know what opamps to swap out - I've made notes after reading ALL 148 pages of this forums recently, so have some opamp numbers:
 
LT1364
OPA627
LM4562
LF353N (Stock?)
LME49720HA (same as LM4562?)
 
Just to save me spending a significant amount of time re-reading/searching, can anyone advise on the 'best' opamp (yes, I know it's subjective - so a reason 'why' you think it's best would help) - including any I've missed for the DAC output please and also advise whether I should also swap the opamp for the headphone stage (which I wont be using) - i.e. is it necessary to pair/match opamps for any reason etc. Lastly, just to confirm - the only opamps are for the DAC and Headphone stage - correct?:
 
 
*****
In Summary
*****
 
1) Best OpAmp (and Why)
2) Is Headphone OpAmp swap necessary if not using headphone stage
3) Only 2x opamps in total - confirm please.
4) Bonus points for pointing me to a UK supplier ;o))
 
Thanks
 
Mouseoy007
 
 

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