For sale are NOS matched pairs Philips Miniwatt ECC83 12AX7 from the 'Heerlen' factory. Price is for a matched pair. These are one of the best sounding tubes and a great NOS replacement for any stock or NOS tube. 10 pairs available. Your are bidding for (1) of the stated matched pairs!

All excellent tested rare matched pairs of this famous Philips tubes. Free shipment worldwide. Some of these pairs are made by Mulllard in their famous Blackburn factory.

I also sell: EL34, 6P3S-E, EL84, ECC81, 5755, ECC82, EL82, 6P15P-EV, 6N3P-DR, 6N3P, 6N2P-EV, 6N1P-EV, 6N6P etc. Please ask for more information by email. I'm going to list more matched tubes (Amplitrex AT1000) the next few coming months.