Tube Amp Doctor

The F. A. N. T. A. (Frequency Adapted Natural Tone Accessory) Speaker Emulation is a low impedance, balanced,...

The RangeKing™ power booster is connected between your guitar and amp. When it is switched on, it boosts the signal...

SOLD IN PAIRS The tone of a Class-A operated guitar amp is well known for its lively tone and enhanced responsiveness,...

TAD Silencer Power Attenuator 8Ω CONVERTS EXCESS POWER INTO HEAT WITHOUT IMPACT ON SOUND QUALITY The TAD Silencer™...

Solid-state rectifier, replaces 5U4G/GB, GZ34, 5AR4 and 5Y3 rectifier tubes.

COMPACT RECTIFIER TUBE The rectifier tube for smaller vintage amps such as the 5F1 Fender Tweed Champ or the Tweed...

SUITABLE FOR GUITAR AMPS A faithful reproduction of the Mullard/VALVO GZ34. Pure power and the typical sag have been...

STRAIGHT GLASS ENVELOPE TUBE WITH SLOW START FEATURE The 5U4GB has a straight glass envelope. This type has been...

STRONG MIDS AND DEFINED BASS RESPONSE, RELIABLE AND LONG LASTING The TAD EL84M is characterized by a mid-range that...

BIG TONE, VERY DYNAMIC AND EXTRA POWERFUL BASS RESPONSE The TAD EL84-CZ is the powerhouse and roughneck among the...

TESTED & MATCHED - EL34 & 6CA7 REPLACEMENT The TAD E34L is a long-life EL34 type tube with thick and especially solid...

OUT OF THE BOX OLD SCHOOL TONE The TAD KT66 delivers old-school tone out-of-the-box. A faithful reproduction of the...

WONDERFUL TONE & GREAT APPEARANCE SUITABLE FOR HIGH-END AUDIO & BASS GUITAR AMPS The latest version of our TAD...

SMOOTH, LIQUID BASS, NATURAL SOUNDING TONE The TAD 6550A-STR is a faithful remake of the vintage GE 6550A with a heavy...

HARMONIC MIDDLE TONE AND TREBLE FREQUENCIES The TAD EL84-STR features the thickest glass possible and the heaviest...

VERSATILE EL34 HIGH-GAIN WITH VERY DYNAMIC TONE The TAD EL34B-STR is an authentic remake of the British Mullard EL 34,...

SWEET FULL-BODIED TONE WITH SILKY HIGHSAKA: 7408, 6V6GTY The TAD 6V6GT-STR is a heavy duty 6V6GT tube, which can...

GE-STYLE BLACK-PLATE, EXCELLENT TONE AND MAXIMUM LIFETIME The TAD 6L6WGC-STR is a remake of the small bottle GE6L6GC...

BALANCED SELECTED NOS RCA BLACK PLATEOUTSTANDING TONAL QUALITY The all-new TAD 12BH7A-STR combines the best sonic and...

LOW-NOISE TUBE FOR BEST CLEAN, SMOOTH AND TRUE VINTAGE TONE The TAD Selected 5751 is our first choice for noticeably...

12AY7/6072A Selected Preamp tube. B9A base. Single. GREAT CHOICE AS AN INPUT TUBE IN ANY TWEED, CLASSIC LOW GAIN OR...

SYMMETRICAL GAIN IS IDEAL FOR STEREO AUDIO APPLICATIONS AND BALANCED DRIVERS Latest revision providing great musical...

DELIVERS BIG AND WARM SOUNDS, MELLOW TOP-END AND EMPHASISES PUNCHY MIDS Selected ECC83 for big and warm clean sounds...

PERFECT V2+ PREAMP TUBE - GOOD GAIN - TIGHT DEEP BASS - FAT MID-RANGE Very good gain, tight deep bass, fat mid-range...