Internal Sound Card: Avance AC97 Audio / External Sound Card: Sound Blaster Audigy 2 NX

Internal Card (Avance AC97 Audio) is integrated on-board sound card.
Performance of this integrated card is similar to Sound Blaster PCI.
Sound Blaster PCI is a little bit better than this integrated sound
card (little bit less noisy).

SW: Hoka CODE (screenshot - waterfall+sonogram)
Signal: Hamburg Meteo (FAX)
PC: Asus Pundit (CPU:Intel Celeron 2600, MB:P4S8L, RAM:512)
Internal Sound Card: Avance AC97 Audio (and Sound Blaster PCI)
External Sound Card: Sound Blaster Audigy 2 NX