ECC99 JJ Tesla Tube A new tube recently introduced by Tesla/JJ, combines electrical characteristics similar to 7119/E182CC (high transconductance and low plate resistance) with a pinout the same as 12AU7/ECC82 or 12BH7. Can be used in place of 12AU7 or 12BH7 in certain applications (like our Dynaco boards).
JJ/Tesla ECC802 12AU7 Long Plate JJ/Tesla's new production version of the long plate ECC802's of the past. This tube was designed with audio use in mind, believe it or not the 12AU7 was not originally designed for audio use. The ECC802's are specially selected for low noise and microphonicss and are great for HiFi. These tube also sound great in guitar amps. Perfect for our Dynaco
MkIII upgrade driver boards.
12AU7 ECC82 China Tube Good sounding reasonably priced 12AU7 ECC82 general purpose tube. Don't let the price fool you, some people report good results with this tube.