ruby tube on amp

Preamp Tubes

Ruby tubes have been carefully matched and tested. Our preamp tubes are designed to deliver superior sound quality and are compatible with a wide range of amplifiers and audio systems
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JJ 12AX7 Vacuum Tube - warm tone vacuum tube for guitar amplifiers. ECC83S Vacuum tube. Vacuum tubes for electric guitar amplifiers. pre-amp vacuum tube JJ Matched Pair 12AX7 Vacuum Tube - warm tone vacuum tube for guitar amplifiers. ECC83S Vacuum tube. Vacuum tubes for electric guitar amplifiers. pre-amp vacuum tube
JJ ElectronicsJJ ECC83S / 12AX7 Preamp Vacuum Tubes (Matched)
From $17.50 $19.00
26 reviews
Ruby 12AX7AC5 Preamp Vacuum Tube (Matched) 12Ax7 Ruby Preamp Vacuum Tube
RUBY TubesRuby 12AX7AC5 Preamp Vacuum Tube (Matched)
From $27.00
17 reviews
12AX7C Groove Tubes Preamp Vacuum tube 12Ax7C Groove Tube
Groove Tubes12AX7C Groove Tubes Preamp Vacuum tube
From $40.00
3 reviews
JJ ECC81 / 12AT7 Preamp Vacuum Tube Ecc81 12At7
JJ ElectronicsJJ ECC81 / 12AT7 Preamp Vacuum Tube
From $20.00
5 reviews
12AX7EH Electro Harmonix
Electro Harmonix12AX7EH Electro Harmonix
$30.00
Ruby 12AX7WBC Preamp Vacuum Tube Ruby 12Ax7Wbc Preamp Vacuum Tube
RUBY TubesRuby 12AX7WBC Preamp Vacuum Tube
From $30.00
Save $0.75
JJ 12AU7 Preamp Vacuum Tube
JJ ElectronicsJJ 12AU7 Preamp Vacuum Tube
$22.25 $23.00
1 review
JJ 12BH7-A Preamp Vacuum Tube
JJ ElectronicsJJ 12BH7-A Preamp Vacuum Tube
$24.69
4 reviews
Ruby 12AU7C Preamp Vacuum Tube
RUBY TubesRuby 12AU7C Preamp Vacuum Tube
$22.00
Vacuum tube with a brand logo on a white background Two vacuum tubes with red logo and 'E88CC' marking on a white background
JJ ElectronicsJJ E88CC / 6922 Preamp Vacuum Tube
From $24.59
Ruby 12AT7C Preamp Vacuum Tube
RUBY TubesRuby 12AT7C Preamp Vacuum Tube
$22.00
Electro Harmonix 12BH7 Preamp Vacuum Tube
JJ ElectronicsElectro Harmonix 12BH7 Preamp Vacuum Tube
$33.00
3 reviews
Sold out
Ruby 12AX7A Preamp Vacuum Tube / SS Silver Special Ruby 12Ax7A Preamp Vacuum Tube Ss Silver Special
RUBY TubesRuby 12AX7A Preamp Vacuum Tube / SS Silver Special
$75.00
Sold out
Ruby 12AX7AC7 Preamp Vacuum Tube
RUBY TubesRuby 12AX7AC7 Preamp Vacuum Tube
$25.00
3 reviews
Sold out
Vacuum tube with 'ECC83' marking on a white background Genalex 12AX7 / ECC83 Gold Lion Preamp Vacuum Tube Genalex
GenalexGenalex 12AX7 / ECC83 Gold Lion Preamp Vacuum Tube
From $25.00
6 reviews
Mullard 12AX7 Preamp Vacuum Tube
MullardMullard 12AX7 Preamp Vacuum Tube
$27.49
1 review
Mullard CV4004 / 12AX7 Preamp Vacuum Tube Mullard Cv4004 Preamp Vacuum Tube
MullardMullard CV4004 / 12AX7 Preamp Vacuum Tube
From $25.00
1 review
Tung Sol 12AX7 Preamp Vacuum Tube
Tung SolTung Sol 12AX7 Preamp Vacuum Tube
$25.00
Sold out
7025 Electro Harmonix Preamp Vacuum Tube
Electro Harmonix7025 Electro Harmonix Preamp Vacuum Tube
$27.00
1 review
Sovtek 12AX7WA / 7025 Preamp Vacuum Tube
SovtekSovtek 12AX7WA / 7025 Preamp Vacuum Tube
$25.00
Sovtek 7025 / 12AX7WB Preamp Vacuum Tube
SovtekSovtek 7025 / 12AX7WB Preamp Vacuum Tube
$100.00
Svetlana 12AX7 Preamp Vacuum Tube
SvetlanaSvetlana 12AX7 Preamp Vacuum Tube
$28.99
Electro-Harmonix 12AT7 Preamp Vacuum Tube
Electro HarmonixElectro-Harmonix 12AT7 Preamp Vacuum Tube
$25.00
Electro-Harmonix 12AU7 EH Preamp Vacuum Tube
Electro HarmonixElectro-Harmonix 12AU7 EH Preamp Vacuum Tube
$20.00
12AX7 6922 Electro Harmonix Preamp Vacuum Tube
Electro Harmonix12AX7 6922 Electro Harmonix Preamp Vacuum Tube
$26.75