Matched Pair M8136 CV4003 ECC82 12AU7 Mullard Box Anode NOS Valve Tube C Feb23
Platinum matched Pair = 2 Valves. Matched Pair M8136 CV4003 ECC82 12AU7 Mullard. Supplied to the UK Government 1981 week 27.
Acid Etched Code on both valves : 631 R1D3. IA: 10.5 GM: 2.2. Purchasing one or more item from. All parcels with value of. Be tracked both UK and worldwide.