Q: What is Spider Edit? A: Spider Edit is offered as a free software editor for all Spider IV (75, 120, 150, 150HD) amplifiers owners. Spider Edit required USB connection to a computer using a Line 6 FBV Shortboard MkII or FBV Express MkII Series Controller device and CAT-5 connection to a Spider IV amplifier.     Q: Do I need to have version 1.52 (or later) firmware installed on my Spider IV amplifier to use Spider Edit? A: Yes, firmware version 1.52 is necessary to int