Tube Pre-AmplifierA tube preamplifier, also known as a tube preamp, is a type of preamplifier that uses vacuum tubes to amplify and control the volume of audio signals before they are sent to a power amplifier.FilterBrands All brands Margules Audio Rogue Audio 4 ProductsShow:12243672VanTotSort by:Sort byDefaultMost viewedNewest ProductsLowest priceHighest priceName ascendingName descendingAdd to cartLogin for wishlistMargules Audio SF-220 Special Edition Class A Tube Preamplifier$8,000.00 Add to cartLogin for wishlistRogue Audio RP-1 Tube Preamplifier$1,795.00 Add to cartLogin for wishlistRogue Audio RP-5 v2 Preamplifier ( Standard Plastic Remote )$3,995.00 Add to cartLogin for wishlistRogue Audio RP-9 Preamplifier$7,495.00