For sale Philips EL34 tube.

XF0 DD getter, welded plate. Made in Philips Eindhoven factory. 

Codes XF0 67C --- red bottom code! ULTRA RARE!!

Laboratory sample, ultra hard to find! Year 1956.

It has 8 welded spots per side. Philips Sittard and Brussels have 5 welded spots per side and different getter orientation.

Very very hard to FIND!

Tested on RoeTest V10 (the best modern tube tester!) --see detailed images for measurements
- tested on three different tube protocols - Funke W19, Funke W20 and Neuberger RPM375 ... tube is STRONG and great!!

PRICE IS FOR ONE TUBE!!
I will pack and secure tube good.

Feel free to contact me.