The Engine Foundation Preamp

The Engine Foundation Preamp by DryBell is a highly versatile and fully analog pedal with distinct voicing inspired by 60's British classic amps and sounds. It consists of two fully analog sections, Side A and Side B. Side A captures the sound, feel, and dynamic response of a real 60's British non-master-volume amp, offering controls for Level, Gain, Tone, Shape, and Order. Side B features a Clean boost, a versatile Low & High EQ, and a Range control inspired by the classic Treble Booster from the 60's.

The technical specifications are as follows:
- Input impedance: 900kΩ/1kHz
- Output impedance: 250 Ω/1kHz
- Nominal input level: All types of electric guitar pickups
- A Side max output level (9V PSU): 8.5 V pp / 11.7 dBu
- A Side max output level (18V PSU): 10.1 V pp / 13.3 dBu
- A Side max gain (all pots on max): 53dB / (mid-range freq. )
- B Side max output level: 20.5 V pp /19.2 dBu
- B Side max gain (all pots on max): 41.0 dB (mid-range freq. )
- Max bypass level w/o clipping: 14.0 V pp / 16.1 dBu
- External power supply: Adapter 9V DC, (9.0V min - 18.1V max), 100mA minimum
- Power supply connector type: Barrel, Plug 5.5mm/2.1mm, Center Negative
- Nominal current (with guitar): 83mA
- Length (w/o jacks): 95 mm / 3.74 inch
- Width: 120 mm / 4.72 inch
- Height (w/o knobs): 35 mm / 1.38 inch
- Weight (w/o package): 0.43 kg / 0.95 lb
- Weight (with package): 0.51 kg / 1.12 lb
- Standard color/finish: Dark blue metallic matte / Powder Coating

The Engine Foundation Preamp is designed to provide a wide range of classic overdriven tones and can be stacked in different orders to create rich and unique sounds. It also allows up to 18V DC for higher, cleaner headroom and is equipped with an ultra-low noise buffer to retain the guitar’s clarity when the pedal is off.