Distortion (Tube Screamer + JCM800 preamp gain-stack) · $199
The Gremlin Machine Shop Firepower (Mark III) is an analog tube Screamer + JCM800 preamp gain-stack pedal based on the Ibanez Tube Screamer + Marshall JCM800 (JFET), with Emerald Wraith (drive, tone, level); JCM800 (Pre, Gain, Master); Hellfire MOSFET output boost controls, made in USA. From $199.
| Category | Distortion (Tube Screamer + JCM800 preamp gain-stack) |
| Circuit / based on | Ibanez Tube Screamer + Marshall JCM800 (JFET) |
| Signal | Analog |
| Controls | Emerald Wraith (drive, tone, level); JCM800 (Pre, Gain, Master); Hellfire MOSFET output boost |
| Switches | Range toggle (full frequency / bass cut) on Wraith |
| Footswitches | 2 |
| Country of manufacture | USA |