How to record very faint sound from the analogue input?
marc
gmane at auxbuss.com
Tue Mar 9 20:33:13 UTC 2010
Colin Law wrote:
> On 5 March 2010 18:59, Dotan Cohen <dotancohen at gmail.com> wrote:
>> I need to record a phone conversation, but the sound from the analogue
>> input is so weak that recording and playing back in Audacity I hear
>> almost nothing. How can I either boost the playback or (even better)
>> boost the input so that the file is recorded in a hearable way?
>
> This thread seems to me to be getting a bit out of control with talk
> of building amplifiers and so on. Can we go back to the beginning and
> try again. Where exactly is the signal coming from in the first
> place? A quick glance back through the thread does not seem to
> discussed this, but apologies if I missed it.
I missed the start of this, but it sounds like an impedance mismatch. I
presume you mean the analogue output, btw.
Amplifying a crap audio signal, analogue or digital, simply brings the
noise floor with it, so you'll not get great results; although it
depends on your requirements.
--
Best,
Marc
"Change requires small steps."
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