GoldWave Inc.

If you want to monitor what comes from the Line Input, it must be also checked in the output control. Recording and output are controlled separately.

Is the Line In checked in the Recording volume control ?

Is the right sound device connected in Goldwave?

Stertedder4 is maybe not a human, but a robot.

I suggest you to try, and adjust if needed:

highpass 300 Hz
clip the voice (with the dynamics effect)
resample at a lower sample rate (8000?)
resample back to the normal rate (44100 or 48000 Hz)
amplify treble to make the resampling noise more audible.

Edit: Sorry, didn't see Dougbug's post.

There is a size limit for the WAV format (the format itself, not only in Goldwave) of 4GB, and a file size limit of 4 GB on the hard drive formatted in FAT. This second one doesn't exist on NTFS partitions. A solution can be to reduce the sample rate, and also to record in mono if stereo isn't neede...

You can look for a portable player like "Walkman", making sure that there is not too much hiss noise, verify it well. And an adaptor to plug from headphones output to line input. This is a cheap solution, so no miraculous quality might be expected. It is always better to get a good sound f...