Related Clues:
- They're schlepped on tours
- Booster on stage
- Elec. units
- Hi-fi components
- Rock concert fixture
- Fender attachment
- Piece of Woodstock gear
- Volume booster
- Stereo system component, for short
- Rocker's equipment
- Rock band's enhancer
- What a guitar may be hooked up to
- Live show equipment
- Bass hook-up
- Music boosters