Price is for a 2% MATCHED PAIR (2 tubes)AUTHENTIC MADE IN Pennsylvania, USAThe tightest matching availableMATCHED-PAIR TRIODE BLUE PRINT PREMIUM TESTING 6189W = 12AU7 = ECC82 = CV4003. EVERY TUBE TESTED WITH SENCOR TC-142 (MATCHING). THESE ARE THE "CREAM OF THE CROP" WITH ULTRA-QUALITY AUDIO PERFORMANCE JAN ~ PHILIPS ECG ~ USAINDUSTRIAL AVIATION AEROSPACEBLUE PRINT FRESH FROM AN UNOPENED 30-YEAR OLD MASTER-CASE OF 100 TUBES from PHILIPS ECG INC IN EM...PORIUM, PENNSYLVANIAActual pictures of tubes ~ comes in ORIGINAL boxesJAN6189W is THE lowest-noise 12AU7 ECC82 CV4003 variant. Superb affordable choice for hifi preamps and Guitar Amps. JAN / Military manufacturing process assures the longest life possible. Philips Blue Label is their highest quality tube build (Green is lower quality).
All tube pairs emission-matched to within 2% tube-to-tube.Free Priority Mail shipping to 48 states. Inquire for other locations. Price is for a PAIR of tubes. 100% satisfaction assured. If for any reason you are unhappy, simply return for 100% refund, minus freight.