also remember that if you record for 4h it is going to take a while to open and edit may be a problem because of the edit opens it in 32bit ,so to open for edit twice the size assuming 16bit and it may get a bit slow to respond.
----- Original Message -----
From: jacot
To: audacity-users@lists.sourceforge.net
Sent: Wednesday, March 30, 2011 11:37 PM
Subject: [Audacity-users] record below 20 hz and for 4H long posssible or not

1- I have to record below 20hz  signal 
is it possible whit audacity and audio card 
how can be modified my audio card for
2- the record have to be for 4H  or more what the limit of audacity
jack 47'n 71'w

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