Distortion (Amp-in-a-box (British rock) + Schaffer-Vega-style preamp/boost, dual) · $301
The Crazy Tube Circuits Heatseeker is an analog amp-in-a-box (British rock) + Schaffer-Vega-style preamp/boost, dual pedal based on the Schaffer-Vega Diversity System preamp + British (Marshall-style) tube amps, with Enhance (dynamic expansion), plus 3-band EQ, presence, and amp gain/volume controls; WoS (Wall of Sound) boost controls, made in Greece. From $301.
| Category | Distortion (Amp-in-a-box (British rock) + Schaffer-Vega-style preamp/boost, dual) |
| Circuit / based on | Schaffer-Vega Diversity System preamp + British (Marshall-style) tube amps |
| Signal | Analog |
| Controls | Enhance (dynamic expansion), plus 3-band EQ, presence, and amp gain/volume controls; WoS (Wall of Sound) boost |
| Switches | Amp voicing switch (3 British amps), WoS switch |
| Footswitches | 2 |
| Bypass | true bypass |
| True bypass | Yes |
| I/O | In/Out |
| Power | 9V DC |
| Country of manufacture | Greece |