Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.

Tube Amp Doctor (TAD)

T-12AX7-PS-TAD Vacuum Tube - 12AX7, Tube Amp Doctor, Premium Selected
9 pin miniature preamp tube (Amplification Factor =100). Very good gain, tight deep bass, fat mids and silky top end with overall definition and brightness. Selected with balanced systems and recommended for guitar amps to improve overall response.
T-6L6GC-TAD-X Vacuum Tube - 6L6GC, Tube Amp Doctor
Octal power tube (Max Plate Watts = 30W) TAD 6L6GC-STR RCA-Style black-plate. TAD has the remakes of the all time favorite 6L6 classics by RCA and GE. The TAD 6L6GC-STR is your perfect choice if you are up for the sound of the rock legends.
Starting at $25.65
T-EL84-TAD-X Vacuum Tube - EL84, Tube Amp Doctor
Tube Amp Doctor opted for the thickest glass possible and the heaviest construction available, just like the Russian EL84M, and combined these features with the sonically most promising cathode plate option. The sound can be described as very harmonic in the middle and treble frequencies, without adding too much power to the bass.
Starting at $16.75
T-7025WA-TAD Vacuum Tube - 7025-WA, Tube Amp Doctor, High-Grade, Premium Selected
The TAD 7025 WA delivers full gain with smooth top end. No microphonic issues even with the most sensitive preamps. The 7025 WA supports a fat midrange and creates a bold tone with lots of overtones. Played clean the TAD 7025 WA delivers a warm liquid tone which is very responsive to dynamic playing. Overdriven the 7025 WA provides lots of sustain with well defined mid-range punch.
T-6V6GT-TAD Vacuum Tube - 6V6GT-STR, Tube Amp Doctor
This all new TAD 6V6GT-STR combines the exceptionally sweet characteristics of the NOS 6V6GT by RCA or of the GE 6V6GTY. It is a heavy duty 6V6GT tube, which can handle a higher plate current. Even when pushed into saturation there are no harsh upper mids, which is frequently the case with other 6V6s. Sweet full-bodied tone with silky highs.
Starting at $21.95
T-5AR4-STR-TAD Vacuum Tube - 5AR4 STR, Tube Amp Doctor
Tube Amp Doctor 5AR4 Rectifier, Premium Selected. A faithful reproduction of the Mullard/VALVO GZ34. Pure power and the typical sag is the distinguishing characteristic of the most popular guitar amps of the 1960s guitar heroes till today.
T-EL34B-TAD-X Vacuum Tube - EL34B, Tube Amp Doctor
Octal power tube (Max Plate Watts = 25W) Sensational new high-gain EL34 tube with a very dynamic tone. An authentic remake of the British Mullard EL34. The clear and harmonic open top end allows for great clean tone and at the same time the TAD EL34B-STR offers incredibly powerful mids and equally powerful bass.
Starting at $21.25
T-12AT7-TAD Vacuum Tube - 12AT7 / ECC81-C, Tube Amp Doctor, Premium Selected
Rich-sounding Reverb Driver - Also Great for Headphone Amps! Low noise tube, selected for best symmetry and balance. A strong driver tube and a wounderfully rich-sounding reverb driver.
T-12BH7A-TAD Vacuum Tube - 12BH7A-STR, Tube Amp Doctor, Premium Selected
Maximum of Reliability - Outstanding Tonal Quality! The all-new TAD 12BH7A-STR combines the best sonic and mechanical performance of the NOS RCA black plate with advantages of the GE version.
T-6L6WGC-TAD-X Vacuum Tube - 6L6WGC, Tube Amp Doctor
The Classic Sound of the 1950s and 60s - Excellent Tone, Maximum Lifetime! The perfect choice for vintage tweed and blackface amps such as the 1960 Bassman, Twin, Showman or Super Reverb. The complex midrange and sweet heights are a class of its own. The TAD 6L6WGC-STR is our recommendation for classic tone with warm cleans and rich, sweet mids when pushed. Great for fat jazz or blues tones.
Starting at $24.50
T-ECC83WA-TAD Vacuum Tube - ECC83-WA, Tube Amp Doctor, Premium Selected
The TAD ECC83 WA Selected provides a stunning warm tone, thick midrange and sweet natural harmonics. We designed it with a triple mica construction for low noise performance. Perfect for clean or moderate gain preamps as well as for high-gain amps from V2 position. Its great dynamics, low noise operation and balanced warm tone make the TAD ECC83 WA to be an excellent all-rounder with great value for money.
On Backorder
T-12AU7A-TAD Vacuum Tube - 12AU7A / ECC82, Tube Amp Doctor, Premium Selected
The Perfect Choice for Stereo Audio Applications - Ideal as a Balanced Driver. Latest revision providing great musical performance and rich tone. This TAD 12AU7A / ECC82 has especially strong systems which are selected to provide two symmetric triodes. The perfect choice for stereo audio applications and ideal as a balanced driver.
T-12AY7-PS-TAD Vacuum Tube - 12AY7, Tube Amp Doctor, Premium Selected
Tweed Up Your Amp! Vintage tone for original vintage Fender tweed amps. The original tube for all those Fender® tweed amps from the 50s. Brings back the original sound to your tweed amp.
T-12AY7-HG-TAD Vacuum Tube - 12AY7, Tube Amp Doctor, Highgrade
High grade tube. Tweed Up Your Amp! Vintage tone for original vintage Fender tweed amps. The original tube for all those Fender® tweed amps from the 50s. Brings back the original sound to your tweed amp.
T-5751-PS-TAD Vacuum Tube - 5751, Tube Amp Doctor, Premium Selected
Low-noise Tube for Best Clean Tone! The TAD Selected 5751 is Tube Amp Doctor's first choice for noticeably improved clarity, smoothness, and a true vintage tone character for most guitar amps!
T-7025-HG-TAD Vacuum Tube - 7025, Tube Amp Doctor, High Grade
Warm, clean tone with creamy overdrive! PREMIUM selected quality for the most demanding amp stages. This tube works greatly for warm clean tones and creamy overdrive. We recommend this tube for the 1st gain stage and as input tube. It upgrades 12AX7A and ECC83 tubes and replaces E83CC tubes. The HIGHGRADE Selection is the tip-of-the-top quality at the lowest noise (microphony, hum, hiss) level. Typically only 0.5-2% out of the whole production of this tube meet the HIGHGRADE requirements.
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