[linux-audio-user] Recording Level using Audacity and a Multiface card

[D. Sen]

This is what is being used between the microphone and the multiface:

http://www.bksv.com/pdf/4416B.pdf

This is providing line-level output to the multiface.

DS
Sampo Savolainen wrote:
> On Fri, 2006-05-12 at 21:27 +1000, D. Sen wrote:
>> Just wondering if I am doing things right. Trying to record a 94 dB SPL 
>> sinusoid using a B&K microphone connected into the analogue input of an 
>> RME multiface card, I see levels at about -37 dB. This is when the 
>> hdspmixer is set such the recording level is the most sensitive.
>>
>> Is this about right? This means that I can potentially record very high 
>> levels but I am worried about missing out the lower levels.
> 
> So you don't have a microphone preamp? The line inputs of your multiface
> are meant for line level inputs. A microphone produces very low output
> compared to line level, that is why microphone pre-amplifiers are used.
> 
> If you don't have one, you need one. Trust me. :)
>