Crossword clues for Amps up 4 letters:AMPSFuse unitsAMPSRockers' equipmentAMPSHi-fi partsAMPSBand aids?AMPSThey're hauled on concert toursAMPSRock band blastersAMPSSpoon boxesAMPSPavement boxes?AMPSSound boostersAMPSPA system componentsAMPSRoadies carry themAMPSCurrent units, informallyAMPSTour group?AMPSDance club speakersAMPSFenders are often attached to themAMPSMarshall boxesAMPSTool boxes?AMPSMarshall gearAMPSRoadie's chargeAMPSGear hauled by roadiesAMPSMarshallsAMPSBands' boosters?AMPSCurrent unitsAMPSGuitar boostersAMPSPumps (up)AMPEOne coulomb per secondAMPSSome concert equipmentAMPSStage setAMPSRock concert gearAMPSRock concert piecesAMPSPedals might go into themAMPSEquipment with gain and master knobsAMPSThey may be used to provide feedback during a showAMPSBonnaroo gearAMPSJourney's gearAMPSRoadie's burdensAMPSEnergizes, with "up"AMPSSqueeze boxes?AMPSGarbage crew's haul?AMPSRock roadies' gearAMPSStack behind 5-Across, at a concertAMPSPumps up the volumeAMPSLed Zeppelin's gearAMPSRoadie's loadAMPSQueen's gearAMPSConcert gearAMPSIntensifies, with {/up/}AMPSCoulombs per secondAMPSMeas.of currentAMPSConcert equipment, for short