Has anyone tried the re-issued "Mullard" EL34 tubes from New Sensor? What's the word on the street? Are they any good? Are these true pentodes, or are they beam tetrodes? How do they hold up to high voltage or high dissipation?
http://thetubestore.com/mullardel34.html
http://store.tubedepot.com/mu-el34.html
http://thetubestore.com/mullardel34.html
http://store.tubedepot.com/mu-el34.html