Rare Matched Pair Valvo CCa White Label, Gold Pin Preamp Tubes FREE Shipping

  

Rare Matched Pair Valvo CCa White Label Preamp Vacuum Tubes, excellent upgrade for your E88cc & 6922: Double stage halo getters, gold pins, both test 95/95 and have 7L1/R8C4 etched on the sides, near the base. Made by Mullard at the Mitchan, UK plant.

Used sparingly in a tube/solid state integrated amp. Tested on a calibrated B&K 606 Dyna Jet tube tester, 65 - 120 is good.