[sdiy] looking for a quad opamp

[Michael Ruberto]

>
>Unfortunately the 4136 has some odd pinout.
>I have seen quad 741 ICs, perhaps they still exist.
>

I use the mc3403 in apps that require the LM324 and it's usually dirt cheap. 
I think I paid 25 cents a piece for them last time. another good inexpensive 
device is the LM348 which is supposed to be a quad 741 but seems to have 
better performance in the apps where i've used it to replace 741s

Mike

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