Shopping Cart

Your cart is empty.

Your cart is empty.

12AX7AC5 Tested Preamp Vacuum Tube HG+

5.0 Write Review
Free shipping on orders over $29.99

$18.50

$ 7 .99 $7.99

In Stock
  • HG+: Premium Tube with extra close transconductance rated as High Gain Plus for high gain circuits
  • A very relaible and amazing sounding 12AX7
  • We test every preamp tube for noise, microphonics, gain, and triode balance.
  • Tested by trusted industry experts
  • 6 Month Warranty Included On All RUBY Tubes


Expertly manufactured, our long-awaited Ruby 12AX7AC5 HG+ Preamp Vacuum Tube is finally back in stock after the factory closure. With a 2024 production date, this highly sought-after tube offers unparalleled quality and performance for all your audio needs. Upgrade your sound today with Ruby.


Recommended Products
1PC 7Pin TO 7Pin Vacuum Tube Socket Saver Test Socket For 6X4 6J1 6J2 6J3 6J4 6J5 6Z4 Audio Vintage Tube Socket Saver Amplifier

$14.96

$ 7 .99 $7.99

4.8
Select Option
KT88 Power Vacuum Tube, Platinum Matched Quad, Pack of 4

$319.99

$ 99 .00 $99.00

4.5
Select Option
Pair of Electro-Harmonix 6V6GT EH Power Vacuum Tube

$65.90

$ 27 .99 $27.99

4.6
Select Option
Electro-Harmonix 6922, Matched Pair

$59.92

$ 25 .99 $25.99

4.9
Select Option
12AU7 / ECC82 Preamp Vacuum Tube

$26.10

$ 10 .99 $10.99

4.9
Select Option
Electro-Harmonix 12AX7, Balanced Triodes

$27.00

$ 12 .99 $12.99

4.4
Select Option
Svetlana EL34, Matched Pair (2 Tubes)

$82.85

$ 36 .99 $36.99

5.0
Select Option
Gold Lion 12AU7 B749 / ECC82 Preamp Gold Plated Vacuum Tube - Single

$55.20

$ 23 .99 $23.99

4.9
Select Option