Glass Audio 4/1997
- Sound of the Machine: The Hidden Harmonics Behind THD (1)
- Glass Case (6)
- Guest Editorial (7)
- High-Performance Tubed DAC Output Stage, Part 2 (26)
- SPICE and the Art of Preamp Design, Part 2 (38)
- A WWII "VT"/Generic Conversion Tube Chart (52)
- Letters (57)
- Classfields (64)
- AD Index (64)
- Glass Shard (69)
