Valve no 200. 631 R7F1 Code.
Mullard ECC82 12AU7 NOS Blackburn 1976 Valve/Vacuum Tube, Tested (#29)
ECC82 (12AU7) JJ Electronic Vacuum Tube Valve Tested UK stock
5963 PHILIPS ECG ECC82 12AU7 NOS BOXED VALVE/TUBE 1 PC
5963 Philips ecg ECC82 12AU7 New Old Stock Valve Tube 1 PC
TWO Amperex ECC82 12AU7 Tubes /Amplitrex Tested / Foil D Long Plate Early 1955
Premium Matched Pair CV4003 M8136 12AU7 ECC82 NOS Mullard UK Valve Tubes
