Preamp
Hand-tested preamp vacuum tubes. Available in Mu (gain) matched sets. For balancing, please leave a note on your order with your request.
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NOS NIB Mexican RCA 12AU7A
RCA
$12.00Hand-tested new-old-stock, new-in-box Mexican-made RCA 12AU7A vacuum tubesOne of the final eras of RCA-made vacuum tubes. The last bridge between classic American-made vintage vacuum tubes and modern...$12.00 -
RCA Gray Plate 12AU7 - Matched Pair (2)
RCA
$50.00Matched pair of hand-tested RCA Gray Plate 12AU7 Vacuum TubeSlightly cleaner, more linear, tighter low-end, than black plate versions while keeping things warm.PLEASE NOTE: The purpose of these tubes...$50.00 -
RCA Gray Plate 12AU7
RCA
$25.00Hand-tested RCA Gray Plate 12AU7 Vacuum TubeSlightly cleaner, more linear, tighter low-end, than black plate versions while keeping things warm.PLEASE NOTE: The purpose of these tubes is to provide a...$25.00 -
RCA Black Plate 12AU7 - Matched Pair (2)
RCA
$60.00Matched pair of hand-tested RCA Black Plate 12AU7 vacuum tubesLush, warm, smooth, all around rich.PLEASE NOTE: The purpose of these tubes is to provide a well-tested, great sounding, and affordable...$60.00 -
RCA Black Plate 12AU7
RCA
$30.00Hand-tested RCA Black Plate 12AU7 Vacuum TubeLush, warm, smooth, all around rich.PLEASE NOTE: The purpose of these tubes is to provide a well-tested, great sounding, and affordable vintage 12AU7...$30.00 -
GE 12AU7 - Matched Pair (2)
GE
$40.00Matched pair of hand-tested GE 12AU7 vacuum tubesPunchy, clean, balanced, direct. Classic.PLEASE NOTE: The purpose of these tubes is to provide a well-tested, great sounding, an$40.00 -
GE 12AU7
GE
$20.00Hand-tested GE 12AU7 Vacuum TubePunchy, clean, balanced, direct. Classic.PLEASE NOTE: The purpose of these tubes is to provide a well-tested, great sounding, and affordable vint$20.00 -
NOS NIB Sovtek 12AX7LP - Matched Pair (2)
Sovtek
$50.00Matched pair of hand-tested new old stock Sovtek 12AX7LP vacuum tubesA full-bodied 12AX7Manufacture date: 1999Predecessor to the Sovtek 12AX7LPS (long plate with spiral filament)$50.00 -
NOS NIB Sovtek 12AX7LP
Sovtek
$25.00New old stock Sovtek 12AX7LP vacuum tubesA full-bodied 12AX7Manufacture date: 1999Predecessor to the Sovtek 12AX7LPS (long plate with spiral filament)$25.00 -
New Linlai 6SN7 Hifi Black Plates Gold Pins Shouldered Vacuum Tube
Linlai
$49.55New Gain Tested Linlai 6SN7 Hifi Vacuum Tube Linlai is a small but growing premier manufacturer of vacuum tubes. Spun off from the well respected Psvane, Linlai took some of their best engineers with...$49.55 -
New Matched Octet (8) Linlai E-6SN7 Globe-Balloon Black Plates Vacuum Tubes
Linlai
$999.07New Factory Matched Octet of Linlai E-6SN7 Globe Shaped Vacuum Tubes Linlai is a small but growing premier manufacturer of vacuum tubes. Spun off from the well respected Psvane, Linlai took some of...$999.07 -
New Matched Septet (7) Linlai E-6SN7 Globe-Balloon Black Plates Vacuum Tubes
Linlai
$875.70New Factory Matched Septet of Linlai E-6SN7 Globe Shaped Vacuum Tubes Linlai is a small but growing premier manufacturer of vacuum tubes. Spun off from the well respected Psvane, Linlai took some of...$875.70