- Gain, level and tone controls
- Modified classic sequential-diode distortion circuit for focused tone
- 1MEG Ohms input impedance for proper pickup loading
- 10K Ohms output impedance when engaged
- 1% metal-film resistors for consistency
- High-voltage poly caps for better tone
- Military-spec circuit board for reliability
- Blue status LED for high visibility and low power consumption
- True hardwire bypass