EntityQ3538294· pop 5· linked from 15 articlestreble boosterSign in to saveeffects unit increasing the volume and the treble frequenciesConnectionsInternational Standard Book NumberEntityWayback MachineEntityBrian MayEntityDavid GilmourEntityvacuum tubeEntityGary MooreEntityRitchie BlackmoreEntityJethro TullEntityTony IommiEntitybipolar junction transistorEntityRory GallagherEntityMarc BolanEntityBilly GibbonsEntityguitar amplifierEntityRickenbackerEntityRoger McGuinnEntityJFETEntityAiwaEntityAqualungEntityaudio effects unitEntityCategoriesEffects unitsInstrument amplifiersTone, EQ and filter