Mullard Magic: For All Your Vintage Valve and Radio Needs!
ECC81, RFT, FUNKWERK ERFURT, BOXED, NOS, 1960S PRODUCTION
12AT7, ECC81, BRIMAR,Large Font, Footscray Production
12AT7, Zaerix Badged, National Union, ECC81, EIA CODE 274, BOXED, NEW
12AT7WA, Heintz & Kaufman, Gammatron, ECC81, USA 1973 production,
12AT7WA, MULLARD, MIL SPEC ECC81, 654 R8L2, MITCHAM, DECEMBER 1978 MANUFACTURE
12AV7, Tung-Sol, Similar To, ECC81, E180CC, 7062