Tubes

Apex Matched - JJ 5881 (matched pair)

The JJ Electronic 5881 is very similar to the 6L6GC but with a plate dissipation of 23W rather than 30W. Another physical difference is the shorter bulb. These tubes have a soft and balanced response that sounds great in both guitar amps and hifi...

Ruby Tubes - 5Y3GT

5Y3GT is an octal rectifier diode with a true directly heated cathode. Expert-designed for ultimate reliability and efficiency, this octal rectifier diode boasts a true directly heated cathode to deliver dynamic and robust performance. All Ruby Tubes...

Ruby Tubes - JJ 5881 (matched pair)

The 5881 is a beam power pentode with a maximum plate dissipation of 23W in the classical short bulb. It is very similar to the 6L6 sound but with less power. It can be used in any 6L6 amplifier. All RUBY™ Tubes come already Matched with a 6 Month...

Ruby Tubes - JJ 5U4

Upgrade your audio and instruments with the reliable JJ 5U4 Rectifier Tube.  Benefit from clean AC/DC conversion at an affordable price.  Perfect for both Hi-Fi audio and instrument amplifiers.  Experience superior performance in any 5U4...

Ruby Tubes - JJ 6L6GC (matched pair)

The JJ 6L6 is a beam power pentode with an octal base and power of 30W for use in 6L6 amplifiers. It has a lot of headroom and a heavy, solid tone. Thanks to its robust construction it is very reliable. It features superior dynamic response for...

Ruby Tubes - JJ 6V6SDM (matched pair)

Experience improved tone in your amp with JJ 6V6SDM tubes. From clearer bass to rich highs with a chime, these tubes cater to all music styles. They provide a smooth distortion when pushed, easily customizable for your desired tone. DM = Double Mica...

Ruby Tubes - JJ ECC81 / 12AT7

JJ 12AT7 / ECC81 HG tested The JJ ECC81 tube also refereed to as a 12AT7, is known for its warm and smooth sound, making it a popular choice among musicians and audiophiles. It was widely used in vintage audio equipment and can still be found in some...

Ruby Tubes - JJ ECC82 / 12AU7

JJ 12AU7 / ECC82 HG tested The JJ ECC82 tube also refereed to as a 12AU7 boasts superior quality and reliability, having undergone rigorous and reliable HG testing. All Ruby Tubes are pre-sorted, tested, and burned in.  You can count on these...

Ruby Tubes - JJ ECC83S / 12AX7

JJ ECC83S / 12AX7 HG tested The JJ ECC83S / 12AX7 Preamp Vacuum Tubes provide harmonically rich sound with low noise and microphonics. With its balanced midrange, it brings exceptional clarity and warmth to any amplifier, allowing for a detailed low end...

Ruby Tubes - JJ EL34 (matched pair)

JJ EL34CZ tubes with great tone and lots of power.  Very dependable.  Bold bass, thick mid-range.  Good high-end, not too bright.  Great for the classic rock n' roll sound. All RUBY™ Tubes come already Matched with a 6 Month...

Ruby Tubes - JJ EL84 (matched pair)

Experience superior quality and affordability with the JJ EL84. Boasting the power and reliability similar to the GE6BQ5, this tube offers exceptional sound at a fraction of the cost. A must-have for any audiophile or musician looking for top-notch...

Ruby Tubes - JJ GZ34S / 5AR4

The JJ GZ34/5AR4 Rectifier Tube is a cost-effective and reliable replacement for amplifiers using GZ34/5AR4 tubes. With its high-quality construction and exceptional sound, this tube is a great choice for any amplifier. Upgrade your equipment with this...