About the Q4
- Four-band semi-parametric equalizer
- 100% discrete class-A state-variable filters
- Exceptionally warm & natural sound
- Compatible with all standard 500 series racks
The Q4 is a unique 500 series equalizer that combines the warmth and detail of a pure class-A circuit with the character of true 100% discrete state-variable filters, with no integrated circuits employed for optimal musicality and signal flow.