Is ECC81 the same as 12AT7?
12AT7 (also known in Europe by the Mullard–Philips tube designation of ECC81) is a miniature 9-pin medium-gain (60) dual-triode vacuum tube popular in guitar amplifiers.
What are 12at7 tubes used for?
Typically 12AU7 tubes are used in tube-driven effects within guitar amps (such as spring reverb or tremolo effects in Fender amps) and are commonly used in microphone preamps and tube microphones.
How long do 12at7 tubes last?
about 10,000 hours
Small signal tubes like a 12AX7 or 6922 will work well on average for about 10,000 hours.
What is a 12AT7 tube?
The ’12AT7′ Tube. The 12AT7 is a miniature, high-mu twin triode designed for use as a grounded-grid radio-frequency amplifier or as a combined oscillator and mixer at frequencies below approx 300MHz. This tube has a mu factor of 60, as compared to the higher gain 12AX7 with a factor of 100, and the 12AU7, with a mu of only 20.
What is the difference between 12AU7 and 12AX7 tubes?
12AT7: high-frequency dual triode 9-pin miniature glass vacuum tube with a mu factor of 60, the higher gain 12AX7 has a factor of 100, whereas 12AU7, is only 20 in comparison. Similar pin connections with other 12A_7 types, but usually not interchangeable. The 12AT7 is used in many hi-fi applications, as each triode operates as a class A amplifier.
How much is a 12AT7 ECC81 tube worth?
JJ 12at7 Ecc81 These are an excellent value in new production tube, and suitable as a replacement for any 12AT7 / ECC81 / CV4024 / CV455 / A2900 / B739 / ECC801S Dual Triode Vacuum Tube. Special price of just $11.99 each, while supplies last! The Ken Rad 12AT7 is an extremely rare find.
What is the difference between 12AT7 and 5965 tubes?
6829: Yet another industrial tube that is very similar to the 5965. This one has a mu factor of 47 so it is slightly lower than the typical 12AT7. Those I have heard are rich, detailed, warm, and thanks to the lower mu, very quiet and low in microphonics.