







The PREFACE is a foot-operated, multi-channel, all-tube preamplifier operating at proper voltages. In conjunction with a quality IR the PREFACE delivers authentic, tube guitar tones in the “direct” format.
Equally at home as the front-end for a conventional amp setup, the PREFACE is your source of inspiring tones from beautiful cleans, vintage overdrives and blistering high-gain.
- PREFACE: $1200
- PREFACE BLUE: $950
- PREFACE RED: $950
- PREFACE BASS: $950
- All-tube amplification – three 12AX7 – zero transistors.
- Hand-wired circuitry with premium, long-life components.
- Mute switch with always-on tuner out.
- Separate EQ for both channels.
- Blue Channel (60’s American “clean” amplifier).
- Red Channel with two modes.
- Low Gain: low to mid-gain, voiced for “vintage” drive tones.
- High Gain: mid to high-gain, voiced for “modern” drive tones.
- Voice Switch on Red Channel.
- Deep Switch on Red Channel.
- Bright Switch on Blue Channel.
- Full-range clean Boost on both channels.
- Combo input:
- – balanced XLR for seamless integration with wireless systems.
- – 1/4″ jack for regular guitar cables.
- Output level suitable for other effect pedals.
- – Nominal: 1Vpp (-6.8dBu) Blue Channel with Volume 50%.
- – Maximum: 3.2Vpp (+3.3dBu) Blue Channel with Volume 100%, Boost 100%.
