Tube Amp Doctor

Perfect V2+ preamp tube, good gain, tight deep bass, fat mid-range A perfectly balanced 12AX7 will allow the tube output stage to perform at its optimum for smooth tone and definition. The overall responsiveness will be significantly improved by revealing...

Delivers full gain with smooth top end - low noise The TAD 7025 WA delivers full gain with smooth top end. No microphony issues even with the most sensitive preamps. The 7025 WA supports a fat midrange and creates a...

Harmonic middle tone and treble frequencies The all new TAD-EL84STR brings together the best of both - the famous EL84-Cz and the EL84M. We opted for the thickest glass possible and the heaviest construction available, just like the Russian EL84M,...

RCA-style black-plate, excellent tone and maximum lifetime 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....

Big bulb vintage rectifier tube to suit high-end audio amplifiers as well as recto-type amps Big bulb vintage rectifier tube, used in high-end audio amplifiers but also in modern recto-type amps, such as the Mesa Boogie Double/Triple Recitifer. It can...

Low-noise and low microphonics and is used in many (European) Hi-Fi preamps It recently gained popularity because it is used in many new guitar amps based on the vintage AC15 Circuit. Very quiet and dependable. RohS Compliant   Specifications Electrical...

Strong mids and defined bass response, reliable and long lasting   The TAD EL84M offers strong mids and defined bass response. Even, when played at lower volume or in a complex stage sound situation, your sound will prevail. This is...

Out of the box old school tone The TAD KT66 is our remake of the great British KT66 by MOV (MO Valve), GEC, Genalex and Gold Lion. This tube is THE REAL THING. It has a large curved glass envelope...

Wonderful tone and great appearance suitable for High-End audio and bass guitar amps The latest version of our TAD KT88-STR is built in the style of the early British MOV KT88. It has the same big and heavy glass envelope...

Solid State Rectifier, replaces 5U4G/GB, GZ34, 5AR4 and 5Y3 Tube Rectifiers. RohS Compliant

Compact rectifier tube The rectifier tube for smaller vintage amps like the 5F1 Fender Tweed Champ or the Tweed Deluxe 5E3. This small bottle version is the closest in performance and relaiblity to the vintage 5Y3GT of the 1950s.  ...

Suitable for guitar amps A faithfull reproduction of the Mullard/VALVO GZ34. Pure power and the typical sag have been the distinguishing characteristics of the most popular guitar amps of guitar heroes since the 1960s. Upgrade for 5U4GB and 5U4G.  ...

Compact size for use in smaller amps The TAD EZ81 / 6CA4 is a small rectifier tube for 6.3V filaments. It is used in smaller amps, such as the Marshall 1974X or the TAD 18W Plexi Kit, Silverstone amps and...

Straight glass envelope tube with slow start feature The 5U4GB has a straight glass envelope. This type has been widely used in U.S-made guitar amps from the 1950s to the 70s. The 5U4GB has a slow start feature, which protects...

NOS RCA black plate, reliable with 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. A maximum of reliability with outstanding tonal quality...

Rich tone, perfect for stereo audio applications and balanced driver 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....

Low noise tube, selected for best symmetry and balance A strong driver tube and a wounderfully rich-sounding reverb driver.Also used in the great Brocksieper EARMAX / EARMAX PRO headphone amps and other High-End Audio amplifiers.   Q: When does a...

Great choice as an input tube in any tweed, classic low gain or non-master amplifier 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...