NOTE: These tubes came from our source with recently printed Mullard Old Shield logo which we have removed.
Used 1970s Heerlen* Holland Production PHILIPS E88CC 6922 Tubes. Two pairs have date code 47H4 and one pair has date code 45C3 from Heerlen Plant. Packed in generic white boxes from bulk. Very musical E88CC type tube.
*Heerlen plant tubes were sold with different labels like Amperex, Miniwatt, Philips, Bugle Boy and also relabeled by various Philips associates or companies owned by Philips like Valvo, Mullard, La Radiotechnique RTC, Siemens, Adzam etc. Etched date codes tells the origin of the tube.
Tested and matched on Top of the Line Calibrated
Hickok 580 Lab Grade Tester recently calibrated by late Chris Haedt. New E88CC tests in the 10,500 - 11500 mmhos range on this tester.
All pairs measure over 10500 mmhos.
Price = $90 for the matched pair.
