One matched pair in stock. Closely matched within 1mA. Labeled and boxed as Realistic Lifetime.XF2 production codes, single getter. Various labels and boxes including RCA, Sylvania, Philips, Amperex, etc. All are the same as Mullard labeled tubes and identical except for the markings.
Labeled and boxed as Ruby Tubes.
East German EL34s (manufactured by RFT) with great tone. Last of the reasonably priced NOS EL34s. Not recommended in amps with plate voltage over 450 volts though many cases of success at up to 500 volts have been reported. Bottle has dimple in the glass on top. 4 staples in the plates.