Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!usc!zaphod.mps.ohio-state.edu!wuarchive!emory!athena.cs.uga.edu!mcovingt
From: mcovingt@athena.cs.uga.edu (Michael A. Covington)
Newsgroups: sci.electronics
Subject: Re: line level and op amps
Keywords: op amp, line level
Message-ID: <1991Jan8.173805.18172@athena.cs.uga.edu>
Date: 8 Jan 91 17:38:05 GMT
References: <1991Jan8.072135.15225@wam.umd.edu>
Distribution: usa
Organization: University of Georgia, Athens
Lines: 26

In article <1991Jan8.072135.15225@wam.umd.edu> elwood@wam.umd.edu (Jim Bogard) writes:
>Ok, a pair of questions:
>
>1. What exactly _is_ 'line level' defined to be?
>

I think it's about 1 V peak-to-peak, delivered into a high impedance.

>2. What's the lowest noise op amp?
>   (Don't read too much into this; nothing esoteric, just whatis
>   the quietest general purpose op amp. eg, 741,386, etc.)


Try a TL081/TL082/TL084. These are readily available and are much
better than 741s.

>
>Thanks.
>
>J-.
>
>--
>Jim Bogard  oper014@umuc.umd.edu  jimbo@socrates.umd.edu 
>                                  elwood@cscwam.umd.edu
>
>disclaimer? I think UM has bigger things to worry about than my opinions.