12AT7 / ECC81

Superior large plate format Twin Triode, ideal for use in driver and reverb circuits. Offers superior dissipation compared to NOS versions of this tube.
Excellent 12AT7 choice choice for HiFi and guitar amp circuits.
Electro-Harmonix tubes are all new designs and are of excellent quality. Many OEMs use relabeled Electro-Harmonix vacuum tubes in their amplifiers. If you want great sounding tubes at a very reasonable price, then Electro-Harmonix tubes should be on your list.

TT Selection: Balanced
Both systems with balanced gain

Large Plate 12AT7 / ECC81

• Large Plate 12AT7 / ECC81
• Gold-Pins

Large Plate 12AT7 / ECC81

JJ's version of the ECC81/12AT7 tube type with a warm and soft sound.

TT Selection: Balanced
Both systems with balanced gain

JJ's version of the ECC81/12AT7 tube type with a warm and soft sound.

All JJ gold preamp tubes are selected within a close tolerance and handtested for best sound and quality.

TT Selection: V1 - Low Noise
This tube is selected for sensitive input stages (V1)

JJ's version of the ECC81/12AT7 tube type with a warm and soft sound. Often used for phase inverters or reverb drivers.

NOS Mullard 12AT7WA / CV4024

Warm and balanced overall sound, paired with high resolution and brilliance, which is why the TT12AT7 achieves the best results in both instrumental and audio/high-end amplifiers.

Features:

• Warm and balanced sound
• Excellent sound resolution and brilliance
• Ideal for instrumental and audio/high-end amplifiers

TT Selection: Balanced

Warm and balanced overall sound, paired with high resolution and brilliance, which is why the TT12AT7 achieves the best results in both instrumental and audio/high-end amplifiers.

Features:

• Warm and balanced sound
• Excellent sound resolution and brilliance
• Ideal for instrumental and audio/high-end amplifiers

TT Selection: V1 - Low Noise

Warm and balanced overall sound, paired with high resolution and brilliance, which is why the TT12AT7 achieves the best results in both instrumental and audio/high-end amplifiers.

Features:

• Warm and balanced sound
• Excellent sound resolution and brilliance
• Ideal for instrumental and audio/high-end amplifiers

Premium Twin Triode ideal for use in reverb and driver circuits. Superior dissipation compared to NOS versions of this tube.