Re: Re: recording sound: how 2 control recording level?

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On Sat, Apr 28, 2007 at 10:34:14AM -0700, John R Pierce wrote:
> 
> >Maybe it is your soundcard. Not all soundcards work 100% with linux. and I
> >think you would have to have DMA working with it to get good recordings.
> >Playing directly and recording to storage take different amounts of 
> >processor
> >time. Also, are you recording to a line in port on the card or a mic port.
> >Line in and mic ports have different attenuation and might need a matching
> >transformer or some other sort of level control. That is why higher end 
> >cards
> >have both a mic and line in port.
> >  
> 
> 
> feeding a Line Out to a Mic In just needs attentuator resistors, not a 
> matching transformer.   you can buy a mini-stereo-phone to 
> mini-stereo-phone patch cable with these attenuators built in, designed 
> to allow you to feed the line out from a CD player into a walkman style 
> tape deck's mic input.   The usual attenuator is 100K ohms in series, 
> and 10k ohms in parallel .   Note recording from a Mic Input will likely 
> be noisier.

It claims to be "line in", not "mic".

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